[Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.1"] [White "Arsh, Shah"] [Black "Chilukuri, Sai Varshith"] [Result "1/2-1/2"] [ECO "D85"] [WhiteElo "1751"] [BlackElo "1943"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "120"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 14,120,74,-9,74,7,100,9,75,34,88,16,20,-4,62,-4,26,-62,-30,-72,101,80, 113,-105,-68,-109,-102,-92,-87,-129,-101,-196,-172,-182,-151,-212,-110,-171, -121,-161,-139,-147,-150,-255,-211,-255,49,0,62,42,87,0,0,0,0,0,153,-125,-104, -240,-176,-244,-185,-275,-276,-326,-303,-378,-330,-378,-9,-9,-9,-9,-9,-9,-9, -23,-7,-34,-38,-68,-36,-49,-69,-263,-89,-159,-96,-112,-104,-122,-56,-75,-16, -27,-9,-13,-9,-36,-25,-48,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Bg7 6. e4 Nxc3 7. Bxc3 O-O 8. Qd2 {[%eval -9,22]} (8. Rc1 $16 { [%eval 74,20]}) 8... c5 {[%eval 74,21] D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} (8... Nd7 $11 {[%eval -9,22]}) 9. d5 $16 Qd6 { [%eval 100,19]} (9... Bxc3 $11 {[%eval 7,20]} 10. bxc3 (10. Qxc3 e6 $11) 10... Nd7) 10. f4 {[%eval 9,24]} ({White should play} 10. Rd1 $16 {[%eval 100,19]}) 10... Bxc3 {[%eval 75,22]} (10... e6 $11 {[%eval 9,24] remains equal.}) 11. bxc3 e6 12. Nf3 $146 {[%eval 16,22]} (12. Bc4 $16 {[%eval 88,19]}) ({ Predecessor:} 12. Bc4 b5 13. Bxb5 exd5 14. Bc4 Bb7 15. Nf3 Nd7 16. O-O Nb6 17. Be2 d4 18. e5 {1/2-1/2 (30) Giri,A (2763)-Vachier Lagrave,M (2767) Ekaterinburg 2020}) 12... exd5 $11 {[#]} 13. Bc4 $1 {[%mdl 512]} Nc6 {[%eval 62,18]} (13... Be6 $11 {[%eval -4,21]}) (13... dxc4 14. Qxd6) 14. O-O {[%eval -4,22]} ({But not} 14. exd5 Re8+ 15. Kf2 Na5 $15) (14. Bxd5 $14 {[%eval 62,18]} Be6 15. O-O) 14... d4 15. Rfe1 {[%eval -62,21]} ({Better is} 15. Bd5 $11 { [%eval 26,23]}) 15... Bg4 $36 {[%mdl 2048] Threatens to win with ...Bxf3. Black has the initiative.} 16. Ng5 $1 Rad8 $2 {[%eval 101,21]} (16... Rab8 $17 {[%eval -72,23] stays on course.}) 17. e5 $16 {[%mdl 1024] White has strong compensation.} Qe7 18. Ne4 $2 {[%eval -105,17]} (18. e6 $1 $16 {[%eval 113,22] [%CAl Re6f7] is necessary to keep the advantage.} f6 19. Nf7) 18... Be6 19. Nf6+ {[%eval -109,20]} (19. Bxe6 $15 {[%eval -68,24]} fxe6 20. c4) 19... Kg7 $17 20. Bd3 dxc3 21. Qxc3 Nd4 22. Bc4 {[%eval -196,20]} (22. Rac1 $17 {[%eval -101,22] was worth a try.}) 22... b6 23. Rac1 Bxc4 24. Qxc4 Rc8 {[%eval -110, 21]} (24... Qe6 $19 {[%eval -212,17]} 25. Qa6 Nc6) 25. Qd3 {[%eval -171,19]} ( 25. Qf1 $17 {[%eval -110,21]}) 25... Rfd8 {[%eval -121,22]} (25... Rcd8 $19 { [%eval -171,19]} 26. Rc3 h5) 26. Qh3 h6 $1 27. Rc3 Qe6 28. g4 {[%eval -255,19]} (28. Qh4 $17 {[%eval -150,22]}) 28... Qxa2 $19 {And now ...Ne2+ would win.} 29. Qf1 Qd2 $2 {[%eval 49,22]} (29... Qa5 $1 $19 {[%eval -255,19][%CAl Ra5c3]} 30. Rh3 c4) 30. Ne4 $1 $14 {[%CAl Re4d2]} Qa2 {[%eval 62,20]} (30... Qb2 $1 $11 { [%eval 0,21]}) 31. f5 $1 g5 {[%eval 87,18] [#]} (31... Rc6 $14 {[%eval 42,22] deserves consideration.}) 32. f6+ {[%eval 0,23]} (32. e6 $1 $16 {[%eval 87,18] [%mdl 512]}) 32... Kg8 $11 33. Rh3 Qe6 {[%mdl 64] aiming for ...c4. Double Attack} 34. Nd6 Qxg4+ $2 {[%eval 153,24]} (34... c4 $11 {[%eval 0,24]}) 35. Rg3 $2 {[%eval -125,21]} (35. Kh1 $1 $16 {[%eval 153,24] is forced if you want to stay better.}) 35... Qh5 $1 $17 {Hoping for ...Rc6.} 36. Nxc8 {[%eval -240,21]} (36. Re4 $17 {[%eval -104,26]}) 36... Rxc8 $19 37. Qg2 Ne6 38. Qb7 {[%eval -275,20]} (38. Rh3 $142 {[%eval -185,22]} Qg6 39. Ra3) 38... Rc7 39. Qd5 c4 40. Rc3 Qg4+ $1 41. Kh1 Qd4 $2 {[%eval -9,24]} (41... Kh7 $19 {[%eval -378,21]} 42. Rcc1 b5 $1 {[%mdl 576] Deflection} 43. Qxb5 Qf3+ 44. Kg1 Nf4 45. Qb1+ Nd3 { [%mdl 64] Double Attack}) 42. Qxd4 $11 Nxd4 {[%mdl 4096] Endgame KRR-KRN} 43. Re4 Ne6 {Strongly threatening ...b5.} 44. Rexc4 Rd7 45. Ra3 Nc5 46. Rc2 Kh7 47. Rca2 a6 48. Rb2 b5 49. Rc2 $2 {[%eval -263,24]} (49. e6 $15 {[%eval -69,26]} fxe6 50. Rc2) 49... Rd5 $2 {[%eval -89,23]} (49... b4 $19 {[%eval -263,24] and Black stays clearly on top.} 50. Ra1 Rd5) 50. Rac3 {[%eval -159,21] [#]} ({ White should try} 50. e6 {[%eval -89,23]} fxe6 51. Rf3) 50... Ne6 {[%eval -96, 23]} (50... Rd1+ $142 $1 {[%eval -159,21]} 51. Kg2 Nd3) 51. Ra3 $17 Rxe5 52. Rxa6 Kg6 {[%eval -56,23]} (52... b4 $17 {[%eval -122,19]} 53. Rb6 Re1+ 54. Kg2 {[#]} b3 $1 {[%mdl 512]}) 53. Rb2 $15 Nf4 {[%eval -16,25]} (53... h5 $17 { [%eval -75,22]}) 54. Ra1 $1 $11 Nd3 55. Rb3 Nf2+ 56. Kg2 Ne4 57. Re3 Kf5 { [%eval 0,36]} (57... Kxf6 $15 {[%eval -48,24]} 58. Ra6+ Kg7) 58. Rf1+ {The position is equal.} Ke6 59. Rfe1 Kd5 60. Rd1+ Ke6 {Accuracy: White = 51%, Black = 50%.} 1/2-1/2 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.2"] [White "Dumitrescu, Daniel"] [Black "Ulian, Andrei-Octavian"] [Result "0-1"] [ECO "A13"] [WhiteElo "1926"] [BlackElo "1589"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "114"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 11,114,8,37,16,50,15,41,16,37,-19,43,-12,45,17,63,-2,48,0,37,13,90,20, 38,-17,9,-97,80,41,71,40,41,39,106,15,62,9,64,0,50,15,38,0,37,0,37,9,30,12,38, 0,49,0,55,0,29,0,28,30,29,-183,-193,-193,-199,-212,-191,-207,-182,-208,-169, -274,-211,-214,-173,-281,-281,-380,-367,-378,-379,-546,-185,-620,-433,-1214, -1171,-1489,-1477,-3583,-2598,-2598,-2362,-29983,-29984,-29983,-29982,-29991, -29992,-29992,-29993,-29993,-29990,-29994,-29995,-29998,-1136]} 1. Nf3 e6 2. c4 d5 3. e3 Nf6 4. b3 Be7 5. Bb2 c5 6. cxd5 exd5 7. d4 {A13: English Opening: 1... e6.} O-O 8. Be2 b6 9. O-O {White is slightly better.} Bb7 10. Nbd2 {[%eval -19, 20]} (10. Nc3 $14 {[%eval 37,18]}) 10... Nbd7 {[%eval 43,18]} (10... Nc6 $11 { [%eval -19,20]}) 11. Rc1 {[%eval -12,21]} (11. Qb1 $14 {[%eval 43,18]}) 11... a6 $146 {[%eval 45,19]} ({Better is} 11... Bd6 $11 {[%eval -12,21]}) ({ Predecessor:} 11... Rc8 12. Ne5 Ne4 13. dxc5 Nxd2 14. Qxd2 Nxe5 15. Bxe5 bxc5 16. Qb2 f6 17. Bc3 Qb6 {1-0 (35) Aoyama,E (1804)-Haraguchi,M (1664) Sao Paulo 2020}) 12. Ne5 Re8 {[%eval 63,18]} (12... Rc8 $11 {[%eval 17,23]}) 13. f4 { [%eval -2,22]} (13. Bd3 $14 {[%eval 63,18]}) 13... Bd6 {[%eval 48,19]} (13... b5 $11 {[%eval -2,22]}) 14. Ndf3 Ne4 15. Bd3 {Threatens to win with Bxe4.} Ndf6 {[%eval 90,18]} (15... f6 $11 {[%eval 13,22] remains equal.}) 16. Nh4 {[%eval 20,22]} (16. Ng5 $16 {[%eval 90,18]}) 16... Bc8 17. dxc5 {[%eval -17,22]} (17. Nhf3 $14 {[%eval 38,19]}) 17... Bxc5 18. Re1 {[%eval -97,25]} (18. Qe1 $11 { [%eval 9,24]}) 18... Bd6 $2 {[%eval 80,19]} (18... Ng4 $17 {[%eval -97,25] and life is bright.} 19. Nxg4 Qxh4 20. Bxe4 Bxg4 21. Qxd5 Rad8) 19. Bxe4 Bxe5 20. Bxe5 (20. Bxd5 $5 Bxb2 21. Bxa8 Bxc1 22. Qxc1 $14) 20... Nxe4 21. Nf3 Ra7 { [%eval 106,20]} (21... Bb7 $14 {[%eval 39,23]}) 22. Bd4 {[%eval 15,23]} ({ White should play} 22. Re2 $16 {[%eval 106,20]}) 22... f6 {[%eval 62,21]} ( 22... Rc7 $11 {[%eval 15,23]}) 23. Qc2 {[%eval 9,24]} (23. Nd2 $14 {[%eval 62, 21]}) 23... Rb7 {[%eval 64,21]} (23... Bd7 $1 $11 {[%eval 9,24]}) 24. Red1 { [%eval 0,22]} (24. Qc6 $14 {[%eval 64,21]}) 24... Bg4 {[%eval 50,22]} (24... Be6 $11 {[%eval 0,22]}) 25. Qe2 b5 26. Rc6 a5 27. Rdc1 b4 28. h3 Bd7 29. R6c2 Bb5 30. Qe1 Nd6 {[%eval 49,21]} (30... Bd3 $11 {[%eval 0,25] is superior.} 31. Rc6 Qd7) 31. Nh4 {[%eval 0,24]} (31. Qd2 $14 {[%eval 49,21]}) 31... Qd7 { [%eval 55,23]} ({Black should try} 31... Bd3 $11 {[%eval 0,24]}) 32. Qd1 { [%eval 0,24]} (32. a4 $14 {[%eval 55,23]} bxa3 33. Qxa5) 32... Ne4 33. Qh5 Ng3 34. Qf3 Ne4 35. f5 $2 {[%eval -183,22] [#]} (35. Qh5 $11 {[%eval 29,26] and White has nothing to worry.}) 35... Bd3 $1 $19 {[%CAl Rd3c2]} 36. Rc6 {[#]} Nc3 $1 {[%mdl 512]} 37. R1xc3 (37. Bxc3 Qxc6) 37... bxc3 38. Rxc3 Be4 39. Qg4 Kh8 40. Qh5 {[%eval -274,21]} (40. Qg3 $142 {[%eval -169,25]}) 40... Kg8 41. Qg4 Rf8 42. Qf4 {[%eval -281,21]} (42. Qg3 $142 {[%eval -173,25]}) 42... Rc8 43. Qf1 Rxc3 44. Bxc3 a4 45. b4 {[%eval -546,21]} (45. Qf4 $142 {[%eval -379,28]}) 45... Qb5 $2 {[%eval -185,27]} (45... Qc8 {[%eval -546,21]} 46. Qa6 Rc7 47. Qxc8+ Rxc8) 46. Qd1 $2 {[%eval -620,24]} (46. Qxb5 {[%eval -185,27]} Rxb5 47. a3) 46... Qd3 47. Qxa4 {[%eval -1214,21]} (47. Qxd3 $142 {[%eval -433,26]} Bxd3 48. a3) 47... Qxe3+ 48. Kh1 Rb8 49. Qc6 Qxh3+ {[%mdl 64] Double Attack} 50. Kg1 Qxh4 51. Qe6+ Kh8 {Black mates.} 52. Qd6 Rg8 53. Bd2 Qg4 {[%csl Ge4][%CAl Rg4g2][%mdl 64] Double Attack} 54. Kf2 Qxg2+ 55. Ke3 Bf3 56. Bc3 Qe2+ 57. Kd4 Qc4+ {[%eval -1136,1] Accuracy: White = 17%, Black = 39%.} (57... Qf2+ $142 { [%eval -32763,44]} 58. Kd3 Be4#) 0-1 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.3"] [White "Banh, Gia Huy"] [Black "Toktomushev, Teimur"] [Result "0-1"] [ECO "B40"] [WhiteElo "1633"] [BlackElo "1828"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "118"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 12,118,40,-18,53,0,50,0,20,0,62,-20,67,-21,49,-4,42,-29,6,-9,56,-37,37, -27,53,-16,24,-139,-113,-142,-108,-127,-107,-125,-95,-151,-5,-10,0,-121,-128, -164,-146,-169,-118,-161,-65,-163,-130,-154,0,0,0,-118,127,101,101,108,146,74, 123,32,66,-96,-69,-69,-48,-122,0,0,0,0,9,9,169,0,192,152,265,242,405,405,405, 405,303,0,0,0,526,0,449,404,825,0,0,-1232,-1222,-557,-539,-371,-346,-2427, -1129,-29990,-29990,-29990,-29991,-29990,-29991]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Nxc6 bxc6 7. O-O {[%eval -18,21]} (7. Bf4 $14 { [%eval 40,20]}) 7... e5 {[%eval 53,19] B40: Sicilian: 2...e6, Unusual lines.} ( 7... Qc7 $11 {[%eval -18,21]}) 8. Re1 {[%eval 0,23]} (8. Qe2 $14 {[%eval 53,19] }) 8... Be7 {[%eval 50,20]} (8... h6 $11 {[%eval 0,23]}) 9. Nd2 O-O {The position is equal.} 10. Nc4 $146 ({Predecessor:} 10. b3 d6 11. h3 g6 12. Nc4 Nh5 13. Bh6 Ng7 14. Qf3 Qc7 15. Rad1 f5 16. exf5 Bxf5 17. Bxf5 Rxf5 {1-0 (57) Skrzypczak,A (1997)-Zakoscielna,K (2020) Koszalin 2007}) 10... d6 {[%eval 62, 19]} (10... Qc7 $11 {[%eval 0,23]}) 11. Qe2 {[%eval -20,21]} (11. b3 $14 { [%eval 62,19]}) 11... Re8 {[%eval 67,18]} (11... Bg4 $11 {[%eval -20,21]} 12. f3 Be6) 12. Bg5 {[%eval -21,22]} (12. b3 $14 {[%eval 67,18]}) 12... Nd7 { [%eval 49,20]} (12... Bg4 $11 {[%eval -21,22]} 13. f3 Be6) 13. Bxe7 {[%eval -4, 22]} (13. Bd2 $14 {[%eval 49,20]}) 13... Qxe7 $11 14. Ne3 {[%eval -29,21]} (14. Na5 $14 {[%eval 42,20]}) 14... Nf6 15. c4 Be6 {[%eval 56,20]} (15... a5 $11 { [%eval -9,22]}) 16. Rad1 {[%eval -37,21]} (16. b4 $14 {[%eval 56,20]}) 16... Rad8 {[%eval 37,21]} (16... a5 $15 {[%eval -37,21]}) 17. Bc2 {[%eval -27,25]} ( 17. a3 $14 {[%eval 37,21]}) 17... g6 {[%eval 53,20]} (17... Qb7 $11 {[%eval -27,25]}) 18. Ba4 {[%eval -16,23]} (18. Qd2 $14 {[%eval 53,20]}) 18... Qc7 19. Nd5 $2 {[%eval -139,24]} (19. Qc2 $11 {[%eval 24,24]}) 19... cxd5 $17 20. Bxe8 Rxe8 21. cxd5 Bd7 22. Rc1 Qb6 23. Qe3 {[%eval -151,21]} ({White should play} 23. Rc3 {[%eval -95,27]}) 23... Qxe3 {[%eval -5,23]} (23... Qxb2 $17 {[%eval -151,21]} 24. Qxa7 Rc8 25. Rxc8+ Bxc8) 24. Rxe3 $11 Rb8 25. b3 {[%eval -121,20] } (25. Rc7 $1 $11 {[%eval 0,25] keeps the balance.}) 25... Ne8 $17 26. Rec3 Kf8 27. f3 Ke7 {[%eval -118,24]} (27... h5 $19 {[%eval -169,25]} 28. Kf2 f5) 28. Kf2 {[%eval -161,21]} (28. g4 $17 {[%eval -118,24] was necessary.}) 28... Kd8 { [%eval -65,23]} (28... f5 $19 {[%eval -161,21]}) 29. h4 {[%eval -163,21]} (29. g4 $1 $15 {[%eval -65,23]}) 29... h5 30. Ke3 Rc8 $2 {[%eval 0,28]} (30... f5 $17 {[%eval -154,22]} 31. Rc4 a5) 31. Rxc8+ $11 Bxc8 32. f4 {[%eval -118,26]} ( 32. Rc6 $11 {[%eval 0,28] remains equal.}) 32... f5 $2 {[%eval 127,24]} (32... Kd7 $1 $17 {[%eval -118,26]}) 33. fxe5 $16 dxe5 34. Rc6 f4+ 35. Kd2 {[%eval 74, 26]} (35. Kd3 $142 {[%eval 146,24]}) 35... Bd7 {[%eval 123,26]} (35... a5 $142 {[%eval 74,26]}) 36. Rxg6 {[%eval 32,24]} ({White should try} 36. Ra6 $16 { [%eval 123,26]}) 36... Ke7 $14 37. Ra6 $2 {[%eval -96,24]} (37. a4 $1 $14 { [%eval 66,26] stays ahead.}) 37... Nd6 38. Rxa7 {With the idea Kd3.} Nxe4+ 39. Ke1 {[%eval -122,22]} (39. Kd1 $15 {[%eval -48,23]}) 39... Nc3 {[%eval 0,29]} ( {Better is} 39... Nc5 $1 $17 {[%eval -122,22]} 40. Ke2 e4) 40. a4 $11 Nxd5 41. a5 Kd6 42. Ra8 Nc7 $2 {[%eval 169,19]} (42... Ne3 $11 {[%eval 9,28]}) 43. Rg8 $2 {[%eval 0,22]} (43. Rh8 $1 $18 {[%eval 169,19]}) 43... Bg4 $2 {[%eval 192, 23]} (43... Bc6 $11 {[%eval 0,22] and Black has nothing to worry.}) 44. b4 { [%mdl 1024] White has strong compensation.} Kc6 {[%eval 265,23]} (44... Kd5 $16 {[%eval 152,26] is a better defense.}) 45. Rb8 $1 $18 e4 $2 {[%eval 405,24]} ( 45... f3 {[%eval 242,27]}) 46. Rb6+ Kd7 47. a6 $1 {[%CAl Ra6a7]} e3 48. Rf6 $2 {[%eval 0,27]} (48. a7 $18 {[%eval 303,22] Black must now prevent Rb7.} Na8 49. Rb8) 48... Nd5 $1 $11 {[%CAl Rd5b4]} 49. Rf7+ (49. a7 $2 Nxb4 50. a8=Q (50. Rf7+ $2 Ke6 $19) 50... Nd3+ 51. Kf1 e2+ 52. Kg1 e1=Q+ 53. Kh2 Qxh4+ 54. Kg1 Qxf6 $19) 49... Ke6 $2 {[%eval 526,24][%mdl 8192] [#]} (49... Kd6 $1 $11 { [%eval 0,27] and Black is okay.} 50. Rb7 e2) 50. Rb7 $2 {[%eval 0,28]} (50. Rf8 $1 $18 {[%eval 526,24]} Nc7 51. a7) 50... e2 $2 {[%eval 449,24][%mdl 8192]} ({ Don't go for} 50... Kd6 $2 51. a7 $18) (50... f3 $1 $11 {[%eval 0,28] and Black stays safe.} 51. gxf3 Bxf3) 51. Rb8 {a7 is the strong threat.} ({Not} 51. a7 $2 Ne3 $19) 51... Kd7 {[%eval 825,22]} (51... f3 $142 {[%eval 404,25]} 52. gxf3 Bxf3) 52. Rb7+ $2 {[%eval 0,29]} (52. a7 $18 {[%eval 825,22]} Ne3 {[#]} 53. Re8 $3 {[%mdl 576] Decoy, Promotion} Kxe8 54. a8=Q+ Kd7 55. Qe4) 52... Kd6 {Strongly threatening ...Ne3.} (52... Kc8 $5 53. Kf2 $8 Ne3 $11) 53. Rg7 $2 { [%eval -1232,24][%mdl 8192]} ({But not} 53. a7 $2 Ne3 $19) (53. Kf2 $11 { [%eval 0,29]} Ne3 54. Rb6+ Kc7 55. Rb7+ Kd6 56. Rb6+ Kc7 57. Rb7+ Kc8 58. Re7) 53... Nxb4 $19 54. Rxg4 hxg4 {KN-K3P} 55. a7 f3 56. gxf3 $2 {[%eval -2427,23]} (56. a8=Q {[%eval -346,23]} Nc2+ 57. Kd2 e1=Q+ {[%mdl 64] Double Attack} 58. Kxc2) 56... gxf3 {( -> ...Nd3+)} 57. Kf2 Nd3+ {Black mates.} 58. Kxf3 e1=Q 59. a8=Q Qh1+ {Accuracy: White = 32%, Black = 42%.} 0-1 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.4"] [White "Cojocaru, Filip"] [Black "Medhansh, Saxena"] [Result "1/2-1/2"] [ECO "C69"] [WhiteElo "1812"] [BlackElo "1657"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "63"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 23,63,-9,0,-17,0,-30,9,-16,14,-36,38,-4,13,-34,-9,-48,0,-44,36,9,38,29, 38,33,58,41,59,43,59,61,81,64,100,34,42,38,53,41,59,63,74,64]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O f6 6. d4 exd4 7. Nxd4 c5 8. Nb3 Qxd1 9. Rxd1 Bd7 10. Be3 b6 11. a4 a5 12. Nc3 O-O-O 13. Bf4 {next Nd5 is good for White. C69: Ruy Lopez: Exchange Variation with 5 0-0 f6.} Ne7 14. Nb5 Bxb5 $1 15. Rxd8+ {The position is equal.} Kxd8 16. axb5 Ng6 {[%eval 38,24]} (16... g5 $15 {[%eval -36,22]} 17. Be3 Ng6) 17. Rd1+ {[%eval -4,24]} (17. Bg3 $14 {[%eval 38, 24]}) 17... Kc8 $11 18. Bg3 {[%eval -34,25]} (18. Be3 $11 {[%eval 13,24]}) 18... Be7 $15 19. Kf1 $146 ({Predecessor:} 19. c4 Re8 20. f3 Bf8 21. Rd5 Nh8 22. Nd2 Nf7 23. f4 Nd6 24. e5 fxe5 25. fxe5 {1/2-1/2 (53) Xu,Y-Duda,J (2013) Vung Tau 2008}) 19... Rd8 20. Rxd8+ Kxd8 $11 {[%eval 36,27][%mdl 4096] Endgame KBN-KBN} (20... Bxd8 $15 {[%eval -44,26]} 21. Nd2 Kd7) 21. Nd2 Kd7 22. Nc4 Bd8 23. Ne3 Ne7 24. Ke2 c6 25. c4 cxb5 26. cxb5 Ke6 27. Kd3 g6 28. Kc4 {[%eval 34, 26]} (28. f3 $16 {[%eval 100,25]}) 28... f5 $14 29. exf5+ Nxf5 30. Nxf5 gxf5 31. b3 Kd7 $1 32. h3 {Accuracy: White = 74%, Black = 49%.} 1/2-1/2 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.5"] [White "Taran, Sebastian"] [Black "Basilio, Rodrigo"] [Result "0-1"] [ECO "B36"] [WhiteElo "1561"] [BlackElo "1776"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "60"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 21,60,-80,-33,-152,-106,-293,-252,-312,-127,-624,-490,-653,-467,-799, -795,-793,-794,-873,-852,-1605,-504,-520,-448,-476,-407,-6295,-6295,-2287, -2287,-29997,-755,-784,-779,-779,-771,-745,-717,-844,-834,-6471,-8178]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Nf6 6. f3 Bg7 7. Nc3 O-O 8. Qd2 d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. Nxc6 Qxc6 12. O-O-O {[%eval -152,21] B34: Sicilian: Accelerated Dragon with 5 Nc3: sidelines.} ({White should play} 12. c3 $1 $15 {[%eval -33,22]}) 12... Be6 {[%eval -106,24]} ({Better is} 12... Bf5 {[%eval -152,21] White must now prevent ...Rad8!} 13. Kb1 Rad8 $1 {[%mdl 512]}) 13. Kb1 $2 {[%eval -293,22]} (13. Qa5 $17 {[%eval -106,24] keeps fighting.}) 13... Rac8 14. Bd3 {Black has a decisive advantage.} Rfd8 $40 {[%eval -127,21] [%mdl 128] Black is out for blood.} (14... Qa4 $19 {[%eval -312,20] is more deadly.} 15. b3 Qa3) 15. Qc1 $146 {[%eval -624,19][%mdl 8192]} (15. Qb4 $17 { [%eval -127,21]}) ({Predecessor:} 15. Qe2 a6 16. Be4 Bd5 17. Bxd5 Rxd5 18. Rxd5 Qxd5 19. Bc1 e6 20. Rd1 Qc6 21. Qd3 Qc7 22. g3 h5 23. Bf4 Qc6 24. Qb3 {1/2-1/2 (24) Solc,F (1558)-Otruba,M (1379) Hrdonov 2012}) 15... Qa4 $19 {[%csl Ge6] [%CAl Ra4a2]} 16. a3 b5 {[%CAl Bb7b5,Bb5b4][%mdl 32]} 17. Be4 {[%eval -799,22]} (17. Qd2 $142 {[%eval -467,23]} Bc3 18. Qc1) 17... b4 ({Less strong is} 17... Rxd1 18. Rxd1 b4 19. Bd4 $17) 18. Rxd8+ Rxd8 19. Rd1 Rb8 {Threatens to win with ...bxa3.} 20. Qd2 {[#]} h5 {[%eval -504,25]} ({And not} 20... bxa3 {[#]} 21. Qd8+ $3 {[%mdl 512]} Qe8 22. Qxe8+ Rxe8 23. b3 $11) (20... Bxb2 $142 $1 { [%eval -1605,22][%mdl 512] ( -> ...Ba2+!)} 21. Qd8+ (21. Kxb2 Qxa3+) 21... Rxd8 22. Rxd8+ Kg7 23. Bd4+ Bxd4 24. Rxd4 Qxa3) 21. Bd4 bxa3 22. b3 {[#]} Bxb3 $1 { [%mdl 512]} 23. cxb3 {[%eval -6295,22]} (23. Bxg7 $142 {[%eval -407,23]} Bc4+ 24. Ka1 Kxg7 25. Bd3 Bxd3 26. Qxd3) 23... Qxb3+ 24. Ka1 Rd8 25. Qc2 Bxd4+ { [%eval -755,26]} (25... Qxc2 $2 26. Bxc2 Bxd4+ 27. Ka2 $19) (25... Rxd4 $142 { [%eval -32761,26]} 26. Qxb3 Rxd1+ {[%mdl 64] Discovered Attack (Double check)} 27. Ka2 Ra1#) 26. Rxd4 {[#]Black is clearly winning.} Qb2+ $1 {[%mdl 512]} 27. Qxb2 axb2+ 28. Kxb2 Rxd4 29. Kc2 f5 30. Bc6 Rc4+ {[%mdl 64] Double Attack. Accuracy: White = 22%, Black = 63%.} 0-1 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.6"] [White "Cazan, Mircea-Andrei"] [Black "Pal, Rohan"] [Result "1-0"] [ECO "C50"] [WhiteElo "1494"] [BlackElo "1712"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "83"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 15,83,70,104,78,86,32,103,25,65,-10,50,2,48,18,60,-10,22,-23,44,-32,17, 0,206,202,468,493,471,492,562,558,560,552,612,601,1312,1311,1518,349,1112,1101, 1076,1057,1039,862,1004,561,573,565,639,308,309,276,414,290,364,364,318,58,414, 412,600,211,1467,1416,1306,1310,29997,29998,29998,29999]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 d6 5. Nc3 Nf6 6. Bg5 Be6 7. Nd5 Bxd5 8. Bxd5 h6 9. Bxf6 { C50: Hungarian Defence and Giuoco Pianissimo.} Qxf6 {[#]} 10. c3 {[%eval 32,24] } (10. Bxc6+ $1 $16 {[%eval 86,20]} bxc6 11. c3) 10... O-O {[%eval 103,20] [#]} (10... Nd8 $14 {[%eval 32,24]}) 11. O-O {[%eval 25,24]} (11. Bxc6 $1 $16 { [%eval 103,20] Threatens to win with Bd5.} bxc6 12. Qa4) 11... Ne7 $11 12. Bc4 {[%eval -10,24]} (12. Bb3 $14 {[%eval 65,22]}) 12... Ng6 {[%eval 50,22]} (12... a5 $11 {[%eval -10,24]}) 13. d4 $146 {[%eval 2,23]} (13. g3 $14 {[%eval 50,22]} ) ({Predecessor:} 13. Nd2 Nf4 14. Qg4 a6 15. a4 c6 16. g3 h5 17. Qf3 Qg5 18. Kh1 Ne6 19. Rad1 {0-1 (39) Chupin,V (2185)-Kirpichnikov,V (2405) Togliatti 2001 }) 13... Bb6 {[%eval 48,20]} (13... exd4 $11 {[%eval 2,23]} 14. cxd4 Bb6) 14. a4 $14 {Black must now prevent a5.} a5 {[%eval 60,19]} (14... a6 $11 {[%eval 18,23] is superior.}) 15. Qd2 {[%eval -10,22]} (15. g3 $14 {[%eval 60,19]}) 15... Nf4 16. Rfe1 {[%eval -23,23]} (16. dxe5 $142 {[%eval 22,22]} dxe5 17. g3) 16... Kh8 {[%eval 44,21]} (16... g5 $11 {[%eval -23,23]} 17. dxe5 dxe5) 17. Kh1 {[%eval -32,20]} (17. Rad1 $14 {[%eval 44,21]}) 17... Qg6 {[%eval 17,18]} ( 17... Rae8 $15 {[%eval -32,20]}) 18. g3 $36 {[%mdl 2048] White fights for an advantage.} Nh5 $2 {[%eval 206,19]} (18... Qg4 $11 {[%eval 0,24] and Black stays safe.} 19. Qe3 Nh3) 19. dxe5 $18 dxe5 $2 {[%eval 468,20]} (19... Rae8 { [%eval 202,25]} 20. exd6 Qxd6 21. Qxd6 cxd6) 20. Nxe5 Qf6 21. f4 Rad8 22. Qe2 g6 23. Rad1 Rxd1 24. Rxd1 Qe7 25. Bxf7 Kg7 26. Bb3 $2 {[%eval 349,19]} (26. Qg4 {[%eval 1518,21]} Qxf7 27. Rd7 Qxd7 28. Qxg6+ Kh8 29. Nxd7) 26... Rd8 $2 { [%eval 1112,19]} (26... Nf6 {[%eval 349,19]} 27. Kg2 h5) 27. Rxd8 Qxd8 28. Qg4 Qd6 29. Bf7 Ba7 30. Bxg6 Nf6 31. Qe2 Qb6 {[%csl Ga7][%CAl Rb6g1]} 32. Qe1 { [%eval 308,23]} (32. Kg2 $142 {[%eval 639,21]} Qb3 33. Bf5) 32... Qxb2 33. Bf5 Qb3 {[%eval 414,21]} (33... Qc2 {[%eval 276,23] keeps fighting.} 34. Nf3 Ng8) 34. Nd7 Qxa4 35. Nxf6 Kxf6 36. Bh3 $2 {[%eval 58,24]} (36. Qe2 $18 {[%eval 318, 20]}) 36... Qa2 $2 {[%eval 414,22][%mdl 8192]} (36... Qc2 $1 $14 {[%eval 58,24] }) 37. e5+ Ke7 {[%eval 600,23]} (37... Kg7 $142 {[%eval 412,26]} 38. f5 Qd5+ 39. Bg2 Qc5 40. f6+ (40. Bxb7 c6 $18) 40... Kf7) 38. f5 $2 {[%eval 211,27]} ( 38. Qd1 {[%eval 600,23] Threatening mate with Qd7+.} Qf7 39. Qd7+ Kf8 40. Qd8+ Qe8 41. Qf6+ {[%mdl 64] Double Attack} Qf7 42. Qxh6+ Ke7 43. e6) 38... Qf2 $2 { [%eval 1467,27]} (38... Qd5+ {[%eval 211,27]} 39. Bg2 Qd3) 39. f6+ Kf7 40. Qd1 {White wants to mate with Qd7+.} Qe3 41. Qd7+ {[%mdl 64] Double Attack} Kf8 42. Qe7+ {Accuracy: White = 43%, Black = 18%.} 1-0 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.7"] [White "Jaiveer, Mahendru"] [Black "Shevchuk, Yuriy"] [Result "1-0"] [ECO "B80"] [WhiteElo "1695"] [BlackElo "1584"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "127"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 15,126,-30,74,-20,112,28,78,27,110,-69,51,0,38,0,58,-80,141,39,95,24, 134,106,158,106,123,98,169,72,110,59,122,100,246,224,287,280,352,352,390,236, 275,249,258,241,277,233,275,159,281,233,274,180,215,193,240,0,0,0,0,0,0,0,0,0, 170,0,245,177,311,348,375,357,390,262,270,293,279,251,285,237,311,234,333,195, 357,239,334,39,218,180,231,0,7,0,213,180,353,252,721,484,431,440,1997,1970, 1851,1842,5799,5789,29989,29990,29997,29998,29999]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be3 a6 7. f3 b5 8. Qd2 Bb7 {[%eval 74,19]} (8... Nbd7 $11 {[%eval -30,22]}) 9. O-O-O {[%eval -20,20] B80: Sicilian Scheveningen: 6 g3 and 6 Be3, including English Attack.} (9. g4 $16 {[%eval 74,19]}) 9... Nc6 {[%eval 112,19]} (9... Nbd7 $11 {[%eval -20,20]}) 10. Kb1 {[%eval 28,21]} (10. g4 $16 {[%eval 112,19]}) 10... Be7 {[%eval 78,21]} (10... h6 $11 {[%eval 28,21] remains equal.}) 11. g4 {[%eval 27,22]} (11. Nxc6 $16 {[%eval 78,21]} Bxc6 12. g4) 11... Nd7 $11 12. Bd3 $2 {[%eval -69,19]} (12. g5 $16 {[%eval 110,20]}) 12... Nc5 {[%eval 51,20]} (12... Nce5 $15 {[%eval -69,19]}) 13. Nxc6 Bxc6 14. Ne2 Qc7 $146 {[%eval 58,20]} (14... O-O $11 {[%eval 0,23]}) ({Predecessor:} 14... d5 15. e5 Rc8 16. Nd4 Bb7 17. h4 Qc7 18. Bf4 O-O 19. g5 b4 20. h5 Na4 { 1-0 (29) Solberg,J (2171)-Ziska,A (1795) Copenhagen 2005}) 15. Bd4 {[%eval -80, 20]} (15. h4 $14 {[%eval 58,20] keeps the upper hand.}) 15... Rg8 $2 {[%eval 141,18]} (15... O-O $17 {[%eval -80,20]}) 16. Qe3 {[%eval 39,21]} (16. g5 $16 { [%eval 141,18]}) 16... O-O-O {[%eval 95,21]} (16... e5 $14 {[%eval 39,21]}) 17. e5 {[%eval 24,25]} (17. Bc3 $16 {[%eval 95,21]}) 17... Nd7 {[%eval 134,22]} ( 17... Nxd3 $11 {[%eval 24,25] keeps the balance.} 18. Rxd3 Kb7) 18. exd6 $16 ( 18. Bxh7 dxe5 19. Ba7 Rh8 $17) 18... Bxd6 19. Bxh7 {[%eval 106,24]} (19. c4 $142 $1 {[%eval 158,19][%CAl Rc4b5]} bxc4 20. Bxc4) 19... Rh8 20. Be4 e5 { [%eval 169,20]} (20... Rxh2 $16 {[%eval 98,24]} 21. Rxh2 (21. Bxg7 Rxh1 22. Rxh1 Bc5 $16) 21... Bxh2) 21. Bc3 {[%eval 72,22]} (21. Ba7 $18 {[%eval 169,20]} ) 21... Bc5 {[#]} 22. Qg5 $1 Bxe4 23. fxe4 Rdg8 {[%eval 246,19]} (23... Qb6 $16 {[%eval 100,21]}) 24. Qf5 g6 25. Qxf7 b4 26. Be1 Nb6 27. Qe6+ Kb7 28. Bg3 Re8 29. Qxg6 Rhg8 30. Qf5 Rgf8 31. Qg5 {[%eval 159,21]} ({White should try} 31. Qg6 $18 {[%eval 275,24]}) 31... Rg8 {[%eval 281,23]} (31... Nc4 $16 {[%eval 159,21] } 32. Rd3 Ne3) 32. Qh6 Nc4 33. g5 Rh8 34. Qg6 Ne3 {[%eval 240,22]} (34... Rhg8 $142 {[%eval 193,25]} 35. Qh5 Ne3) 35. Rd3 $2 {[%eval 0,28]} (35. Rd2 $18 { [%eval 240,22]}) 35... Rhg8 $1 $11 {[%CAl Rg8g6]} 36. Qh5 Rh8 $1 {[%CAl Rh8h5]} 37. Qf3 {And now Nc1 would win.} Ref8 38. Rxe3 Rxf3 39. Rxf3 Rg8 $2 {[%eval 170,22]} (39... Rc8 $1 $11 {[%eval 0,23] and Black stays safe.}) 40. Rf5 $2 { [%eval 0,22]} (40. Nc1 $18 {[%eval 170,22]}) 40... Bd6 $2 {[%eval 245,23]} ( 40... Be3 $11 {[%eval 0,22]} 41. Bxe5 (41. Rxe5 Qc4 $17) 41... Qc4) 41. Nc1 Qc4 {[%eval 311,19]} (41... Rc8 $142 {[%eval 177,23]} 42. Rf2 Bc5) 42. Re1 $18 Rc8 43. Re2 a5 44. Bxe5 Bxe5 45. Rxe5 a4 46. Rf2 Qd4 47. Nd3 Rd8 {...Qxe5! is the strong threat.} 48. Rf1 Kb6 {intending ...b3.} 49. Re6+ {[%eval 195,22]} (49. b3 $142 {[%eval 333,20]}) 49... Kb7 $2 {[%eval 357,19]} (49... Kc7 {[%eval 195, 22] might work better.} 50. Rc1 Rd6 51. Re7+ Kd8) 50. Re7+ Kc8 51. Rd1 $2 { [%eval 39,23]} ({White should play} 51. Re5 $18 {[%eval 334,17]}) 51... Qd6 $2 {[%eval 218,21]} (51... Kb8 $1 $14 {[%eval 39,23]}) 52. Ra7 {Strongly threatening Ra8+.} Qc6 {If Black can now play ...Kb8 this consolidates a bit.} 53. e5 $2 {[%eval 7,25]} ({Better is} 53. Ra5 $18 {[%eval 231,20]}) 53... Kb8 $1 $11 54. Rf7 {Threatens to win with Rf4.} Qc4 $2 {[%eval 213,22] [#]} (54... b3 $1 $11 {[%eval 0,23] and Black has nothing to worry.} 55. Rf2 (55. cxb3 axb3 56. axb3 Qe4 $11) 55... Qe4) 55. Rf6 $1 $18 {Hoping for Rdf1.} Ka7 $2 {[%eval 353,22]} (55... Qd4 {[%eval 180,23]} 56. b3 Qxe5) 56. b3 Qc3 $2 {[%eval 721,19] } (56... Qg4 {[%eval 252,23]} 57. Rdf1 a3) 57. Rf7+ Kb8 58. bxa4 Qa3 {[%eval 1997,20]} (58... Rxd3 $142 {[%eval 440,24]} 59. cxd3 b3) 59. g6 Qxa4 60. g7 { White threatens Rf8 and mate.} b3 61. axb3 Qa3 62. Rdf1 {White mates.} Rxd3 63. g8=Q+ ({Worse is} 63. cxd3 Qxb3+ 64. Ka1 (64. Kc1 Qc3+ 65. Kd1 Qxd3+ 66. Ke1 Qe3+ 67. Kd1 Qd3+ 68. Ke1 Qe3+ 69. Kd1 Qd3+ $11) 64... Qa3+ 65. Kb1 Qb3+ 66. Kc1 Qc3+ {[%mdl 64] Double Attack} 67. Kd1 Qxd3+ 68. Ke1 (68. Kc1 Qc3+ { [%mdl 64] Double Attack} 69. Kd1 Qd3+ 70. Ke1 Qe3+ {[%mdl 64] Double Attack} 71. Kd1 Qd3+ $11) 68... Qe3+ {[%mdl 64] Double Attack} 69. Kd1 Qd3+ 70. Ke1 ( 70. Kc1 Qc3+ {[%mdl 64] Double Attack} 71. Kd1 Qd3+ $11) 70... Qe3+ {[%mdl 64] Double Attack} 71. Kd1 Qd3+ $11) 63... Rd8 64. Qxd8# {Accuracy: White = 43%, Black = 47%.} 1-0 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.8"] [White "Donici-Maier, David"] [Black "Iuga, Ioan-Alexandru"] [Result "0-1"] [ECO "C10"] [WhiteElo "1262"] [BlackElo "1613"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "152"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 14,152,30,-72,50,5,108,67,40,34,121,108,250,118,135,114,136,126,137,114, 134,131,144,100,153,111,184,123,172,58,140,39,94,51,92,59,97,24,133,-50,-15, -52,-44,-61,-35,-86,0,-50,0,-205,-24,-42,0,0,0,-9,-9,-9,-9,-17,0,0,132,132,124, 128,140,119,137,100,178,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-29973, -29974,-29975,-29974,-29979,-29980,-7663,-2270,-2260,-1100,-29981,-29982, -29983,-29984,-29984,-29985,-29984,-29985,-29987,-29988,-29990,-29991,-29995, -29991,-29991,-29992,-29992,-29993,-29996,-29991,-29991,-29992,-29992,-29993, -29996,-29996,-29996,-29996,-29996,-29997,-29997,-29997,-29997,-29997,-29997, -29998,-29998,-29999]} 1. e4 e6 2. Nc3 d5 3. d4 Nf6 4. e5 Nfd7 5. Nce2 c5 6. c3 Nc6 7. Nf3 Be7 8. Ng3 {[%eval -72,23]} (8. a3 $11 {[%eval 30,21]}) 8... O-O { [%eval 50,20] C11: French: Classical System: 4 e5 and 4 Bg5 dxe4.} (8... Qa5 $1 $17 {[%eval -72,23]}) 9. Bd3 $14 f5 {[%eval 108,19]} (9... cxd4 $11 {[%eval 5, 23] keeps the balance.} 10. cxd4 f6) 10. h4 $146 {[%eval 67,24]} (10. Ne2 $16 { [%eval 108,19]}) ({Predecessor:} 10. exf6 Nxf6 11. O-O cxd4 12. cxd4 Bd6 13. Re1 Bd7 14. a3 Qc7 15. Bd2 Qb6 16. Bc3 Rac8 17. Qd2 Qc7 18. Re2 Bf4 19. Qc2 Rfe8 20. Nf1 Na5 21. g3 Bd6 22. Rae1 h6 {1/2-1/2 (48) Niemers,J-Nosek,F Prague 1996}) 10... cxd4 {White is slightly better.} 11. cxd4 Qb6 {[%eval 121,21]} ( 11... Nxd4 $14 {[%eval 34,23]} 12. Nxd4 Nxe5) 12. Ne2 $16 Bb4+ {[%eval 250,21]} (12... Rd8 $16 {[%eval 108,24]}) 13. Bd2 {[%eval 118,26]} (13. Kf1 $1 $18 { [%eval 250,21]}) 13... Bxd2+ 14. Qxd2 Qb4 15. a3 Qxd2+ 16. Kxd2 Nb6 17. b3 Bd7 18. Rab1 {[%eval 100,24]} (18. Nf4 $142 {[%eval 144,21]}) 18... Rfc8 {[%eval 153,23]} (18... h6 $142 {[%eval 100,24]}) 19. Rhc1 {[%eval 111,24]} (19. Nf4 $142 {[%eval 153,23]}) 19... Na5 {[%eval 184,22]} (19... Rc7 $16 {[%eval 111, 24] might work better.}) 20. Rc5 {[%eval 123,23]} (20. Rg1 $18 {[%eval 184,22]} ) 20... Nc6 21. Nc3 {[%eval 58,23]} (21. Nf4 $18 {[%eval 172,20]}) 21... a6 { [%eval 140,22]} (21... Be8 $14 {[%eval 58,23]}) 22. b4 {[%eval 39,24]} (22. Ne2 $1 $16 {[%eval 140,22]}) 22... Ne7 {[%eval 94,23]} ({Better is} 22... h6 $14 { [%eval 39,24]}) 23. g3 {[%eval 51,25]} ({White should play} 23. b5 $16 { [%eval 94,23] aiming for bxa6.} a5 24. Rc1) 23... Nc4+ {[%eval 92,21]} (23... h6 $14 {[%eval 51,25] feels stronger.}) 24. Bxc4 $1 dxc4 25. a4 Bc6 {[%eval 133,21]} (25... f4 $11 {[%eval 24,23] remains equal.}) 26. d5 $2 {[%eval -50, 25]} (26. Ng5 $16 {[%eval 133,21]}) 26... Bxd5 $1 $15 27. Rxc8+ Rxc8 28. Nd4 $1 Rd8 {Strongly threatening ...Be4.} 29. Ke3 g6 {[%eval 0,27]} (29... Kf7 $17 { [%eval -86,22]} 30. b5 a5) 30. f4 {[%eval -50,23]} (30. a5 $11 {[%eval 0,27]}) 30... Nc6 {[%eval 0,28]} (30... Kf7 $15 {[%eval -50,23]}) 31. Nc2 $2 {[%eval -205,21] [#]} (31. Rb2 $11 {[%eval 0,28] and White is okay.}) 31... Bf3 $2 { [%eval -24,25]} (31... Be4 $1 $19 {[%eval -205,21][%mdl 512]} 32. Nxe4 Rd3+ 33. Kf2 fxe4) 32. Ne1 $1 $11 Bg4 {[%eval 0,28]} (32... Be4 $15 {[%eval -42,25]} 33. Nxe4 fxe4) 33. b5 axb5 34. Nxb5 Rd1 35. Rxd1 Bxd1 {[%mdl 4096] Endgame KBN-KNN} 36. Nd6 Bxa4 37. Nxb7 Kf8 {[%eval 132,25]} (37... Bd1 $11 {[%eval 0,32]}) 38. Nc5 $16 Bb3 39. Nxe6+ Ke7 40. Nd4 Nb4 41. Kd2 Nd5 {[%eval 178,25]} (41... Na6 $16 {[%eval 100,28] is a better defense.}) 42. Nxb3 $2 {[%eval 0,35]} ({ White should try} 42. Ng2 $18 {[%eval 178,25]}) 42... cxb3 $18 {KN-KN} 43. Nd3 h6 44. Nc5 Ne3 {Hoping for ...b2.} (44... b2 $5 45. Kc2 $8 Nc3 46. Kxb2 Ne2 $11 ) 45. Nxb3 Nf1+ 46. Ke1 Nxg3 {White must now prevent ...Nh5.} 47. Nd4 Nh5 48. Ne2 Ke6 49. Kf2 g5 50. hxg5 hxg5 51. Kf3 g4+ 52. Kg2 Kd5 53. Ng3 $2 {[%eval -32713,33][%mdl 8192]} (53. Kf2 $11 {[%eval 0,32]}) 53... Nxf4+ 54. Kf2 Kxe5 55. Nf1 Nh3+ 56. Kg3 Kf6 {[%eval -2270,29]} (56... Ng5 $142 {[%eval -7663,25]} 57. Kg2 f4) 57. Kh4 $19 Nf2 58. Nh2 Ke5 {Black mates.} 59. Kg3 Ne4+ 60. Kg2 Kf4 61. Nf1 g3 62. Kh1 Kf3 63. Kg1 f4 64. Kh1 g2+ {[%mdl 64] Double Attack} 65. Kg1 gxf1=Q+ 66. Kxf1 Nd2+ 67. Kg1 Ke2 68. Kh2 f3 69. Kg3 f2 70. Kh2 f1=Q 71. Kg3 Qf3+ 72. Kh4 Qg2 73. Kh5 Kf3 74. Kh6 Kf4 75. Kh7 Kf5 76. Kh8 Kf6 {Accuracy: White = 64%, Black = 55%.} 0-1 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.9"] [White "Yash, Jyoti Bir"] [Black "Strajan, Andrei-Mihai"] [Result "1-0"] [ECO "C07"] [WhiteElo "1592"] [BlackElo "1255"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "159"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 12,158,50,-12,23,6,70,-6,61,-6,67,42,122,76,119,25,170,0,73,-43,0,-9, 104,75,121,9,85,87,103,0,23,-94,31,23,40,9,67,8,94,0,20,0,94,43,60,-32,110,103, 107,107,105,100,116,124,160,90,103,96,149,149,168,92,100,0,103,100,127,0,0,-9, 275,-5,-22,-67,335,334,320,290,965,978,1182,1273,1275,9,9,9,9,0,9,9,9,9,9,9,9, 9,9,9,9,0,29982,29983,29983,29984,29984,29985,29985,29982,29984,29983,29985, 29984,29984,0,29985,0,29986,29987,29989,0,29990,0,29991,29992,29991,29992, 29993,29994,29994,29994,29994,29994,29995,29993,29993,29994,29994,29995,29995, 29996,29996,29997,29997,29997,29997,29998,29998,29999,29999]} 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. dxc5 Bxc5 6. Ngf3 Nf6 7. Bc4 {[%eval -12,21]} (7. Bd3 $14 {[%eval 50,21]}) 7... Qc6 {C07: French Tarrasch: 3...c5, 4 Ngf3 and 4 exd5 Qxd5.} 8. Qe2 a6 {[%eval 70,20]} (8... Nbd7 $11 {[%eval 6,24]}) 9. a3 {[%eval -6,24]} (9. O-O $14 {[%eval 70,20]}) 9... Nbd7 $146 {The position is equal.} ({ Predecessor:} 9... O-O 10. O-O Nbd7 11. Nb3 b5 12. Bd3 Qc7 13. c4 bxc4 14. Bxc4 Bb7 15. Nxc5 Nxc5 {0-1 (40) Vaseptsov,M (2348)-Matsenko,A (2356) Cheliabinsk 2017}) 10. b4 {[%eval -6,22]} (10. O-O $14 {[%eval 61,20]}) 10... Ba7 {[%eval 67,20]} (10... Bd6 $11 {[%eval -6,22]}) 11. Bb2 b5 {[%eval 122,19]} (11... O-O $1 $14 {[%eval 42,24]}) 12. Bd3 $36 {[%mdl 2048] White is on the roll.} Bb7 { [%eval 119,19]} (12... O-O $142 {[%eval 76,22]}) 13. O-O {[%eval 25,22]} (13. c4 $16 {[%eval 119,19]}) 13... O-O {[%eval 170,19]} (13... Nd5 $1 $11 {[%eval 25,22] and Black stays safe.}) 14. Rae1 $2 {[%eval 0,23]} (14. c4 $18 {[%eval 170,19]}) 14... Qc7 {[%eval 73,22]} (14... Nh5 $11 {[%eval 0,23]}) 15. Ne4 { [%eval -43,22]} (15. c4 $16 {[%eval 73,22]}) 15... Bxe4 16. Bxe4 Rad8 {[%eval 104,22]} (16... Nxe4 $11 {[%eval -9,23]} 17. Qxe4 Rfe8) 17. Bd3 Rfe8 {[%eval 121,21]} (17... Rc8 $142 {[%eval 75,24]}) 18. Ne5 {[%eval 9,26]} (18. c4 $16 { [%eval 121,21]}) 18... Nxe5 {[%eval 85,22]} (18... Nb6 $11 {[%eval 9,26] remains equal.}) 19. Bxe5 Qe7 20. Qf3 {[%eval 23,24]} ({Better is} 20. c4 $16 { [%eval 103,22]}) 20... Bd4 $11 21. Bg3 {[%eval -94,19]} (21. c4 $11 {[%eval 23, 24]}) 21... Bc3 {[%eval 31,24] [#]} (21... Rc8 $17 {[%eval -94,19]}) 22. Bxh7+ $1 $14 {[%mdl 512]} Nxh7 23. Qxc3 Rc8 24. Qb3 {[%eval 8,25]} (24. Qf3 $14 { [%eval 67,21]}) 24... Qg5 {[%eval 94,21]} (24... Red8 $11 {[%eval 8,25]}) 25. Rd1 {[%eval 0,25]} (25. Re5 $16 {[%eval 94,21]} Qe7 26. a4) 25... Nf6 26. Rd4 Red8 {[%eval 94,23]} (26... e5 $11 {[%eval 0,27]} 27. Rd3 Ne4) 27. Rxd8+ { [%eval 43,23]} ({White should play} 27. Bh4 $16 {[%eval 94,23]} Qf5 28. Rxd8+ Rxd8 29. Bxf6 gxf6 30. Qg3+ Kf8 31. Qc3) 27... Rxd8 28. Qf3 {[%eval -32,29]} ( 28. Qc3 $1 $14 {[%eval 60,24]}) 28... Qd2 {[%eval 110,21]} (28... Nd5 $15 { [%eval -32,29] keeps the upper hand.}) 29. Bh4 $1 $16 Qxc2 30. Bxf6 gxf6 31. Qxf6 {[%mdl 4096] Endgame KQR-KQR} Rd1 32. Qg5+ Kf8 {( -> ...Rxf1+)} 33. Qc5+ { [%eval 90,23]} (33. g4 $142 $1 {[%eval 160,24]}) 33... Qxc5 34. bxc5 {[%CAl Bb4c5,Bc5c6,Bc6c7][%mdl 32] KR-KR} Rd3 {[%eval 149,27]} ({Black should try} 34... Rd4 {[%eval 96,30]}) 35. Rc1 Ke7 36. c6 {And now c7 would win.} Kd8 37. h4 {[%eval 0,29]} (37. c7+ $1 $16 {[%eval 100,27]} Kc8 38. h4) 37... Rxa3 { [%eval 103,29]} (37... Kc7 $1 $11 {[%eval 0,29] keeps the balance.}) 38. c7+ $1 Kc8 {[#]} 39. f3 {[%eval 0,29]} (39. Kh2 $1 $16 {[%eval 127,26]}) 39... b4 40. Rb1 b3 $2 {[%eval 275,27][%mdl 8192] [#]} (40... a5 $11 {[%eval -9,28]}) 41. h5 $2 {[%eval -5,27]} (41. g4 $1 $18 {[%eval 275,27]}) 41... Ra5 $11 42. g4 { [%eval -67,26]} (42. h6 $1 $11 {[%eval -22,30]} Rh5 43. Rxb3 Kxc7 44. Ra3) 42... Rg5 $2 {[%eval 335,24][%mdl 8192]} (42... Rb5 $15 {[%eval -67,26]}) 43. Rxb3 $18 {Black must now prevent h6.} Kxc7 44. Kf2 f5 $2 {[%eval 965,22]} ( 44... Rg8 {[%eval 290,27]} 45. Ke3 a5) 45. Kg3 fxg4 46. fxg4 Rg8 47. h6 $2 { [%eval 9,24]} (47. Kh4 $18 {[%eval 1275,22]} Kd6 48. g5) 47... Rg6 $1 $11 48. h7 Rh6 49. Re3 Kd7 50. Rb3 {g5 is the strong threat.} Kc7 51. Ra3 Rxh7 52. Rxa6 {Intending Ra7+ and mate.} Re7 $1 53. Kf4 Kd7 54. Ke5 Ke8 $1 55. Rxe6 { Threatening mate with g5.} Rxe6+ $2 {[%eval 32732,33][%mdl 8192]} (55... Kf7 $11 {[%eval 0,29]} 56. Rxe7+ Kxe7) 56. Kxe6 {KP-K} Kf8 57. Kf6 Kg8 58. Kg6 Kh8 59. Kf7 Kh7 60. g5 Kh8 61. Kf6 Kh7 62. Kf7 Kh8 63. Kg6 Kg8 64. Kh6 Kh8 65. g6 Kg8 66. g7 Kf7 {intending ...Kg8.} 67. Kh7 {White mates.} Kf6 68. g8=Q Kf5 69. Qe8 Kf4 70. Qe6 Kf3 71. Qe5 Kg4 72. Qf6 Kg3 73. Kh6 Kg2 74. Kh5 Kg3 75. Qf5 Kg2 76. Kh4 Kh2 77. Qf4+ Kg2 78. Kg4 Kh1 79. Kg3 {[%CAl Rf4f1]} Kg1 80. Qc1# { Accuracy: White = 54%, Black = 48%.} 1-0 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.10"] [White "Tarchanidis, Nikolaos Christos"] [Black "Jaivardhan, Raj"] [Result "0-1"] [ECO "A21"] [WhiteElo "1262"] [BlackElo "1590"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "34"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 9,34,-19,87,-86,-31,-140,-126,-860,-842,-879,-851,-1000,-965,-1001,-923, -1109,-877,-1019,-909,-926,-880,-926,-873,-1132,-1115,-1445,-1133]} 1. c4 e5 2. Nc3 Bb4 3. Qc2 Bxc3 4. Qxc3 Nc6 5. e3 Nf6 {[%eval 87,20] [#]} (5... Qe7 $11 { [%eval -19,22]}) 6. Ne2 $146 {[%eval -86,20] A21: English Opening: 1...e5 2 Nc3.} (6. b4 $1 $16 {[%eval 87,20] keeps the pressure on.}) ({Predecessor:} 6. b4 d6 7. Bb2 O-O 8. Nf3 Bg4 9. b5 Ne7 10. d4 e4 11. Nd2 Ng6 12. h3 {1-0 (55) Korobov,A (2695)-Tari,A (2597) Dubai 2017}) 6... d5 {[%eval -31,21]} ({Black should try} 6... O-O $17 {[%eval -86,20]}) 7. cxd5 {[%eval -140,20]} (7. Ng3 $15 {[%eval -31,21]}) 7... Nxd5 $17 ({Much less strong is} 7... Qxd5 8. Ng3 $15 ) 8. Qc2 $2 {[%eval -860,19][%mdl 8192]} (8. Qc5 $17 {[%eval -126,26]}) 8... Ndb4 $19 {Black is clearly winning.} 9. Qb1 Nd3+ 10. Kd1 Nxf2+ {[%mdl 64] [#] Double Attack} 11. Ke1 Nxh1 12. Qe4 f5 13. Qf3 Qh4+ 14. g3 Qxh2 15. Qg2 Qh5 16. Qg1 Nb4 17. Kd1 Nd3 0-1 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.11"] [White "Mahi, Amit Doshi"] [Black "Burja-Udrea, Razvan-Andrei"] [Result "1-0"] [ECO "D30"] [WhiteElo "1502"] [BlackElo "1246"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "71"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 15,70,7,72,26,90,13,80,21,69,7,53,12,107,23,70,45,92,50,82,8,85,13,63, 43,167,165,171,164,254,149,155,152,175,0,116,53,175,162,179,162,147,136,147, 122,6300,6262,29993,29994,29995,29996,29996,29997,29997,29998,29998,29999, 29999]} 1. d4 d5 2. c4 e6 3. Nf3 Be7 4. g3 Nf6 5. Bg2 O-O 6. O-O b6 7. cxd5 exd5 8. Qc2 Bb7 {[%eval 72,19]} (8... c5 $11 {[%eval 7,19]}) 9. Bf4 {[%eval 26, 22] E17: Queen's Indian: 4 g3 Bb7 5 Bg2 Be7.} (9. Rd1 $16 {[%eval 72,19]}) 9... Bd6 {[%eval 90,19]} (9... c5 $11 {[%eval 26,22]}) 10. Ne5 {[%eval 13,23]} (10. e3 $16 {[%eval 90,19]}) 10... Nbd7 $146 {[%eval 80,19]} (10... c5 $11 {[%eval 13,23]}) ({Predecessor:} 10... Ne4 11. Nc3 Nxc3 12. Qxc3 Qe7 13. Rac1 Bxe5 14. Bxe5 c6 15. Rfe1 Nd7 16. Bf4 f5 {1/2-1/2 (62) Parkhov,Y (2354)-Volkov,Y (1886) Netanya 2019}) 11. Nc3 {[%eval 21,24]} (11. Rc1 $16 {[%eval 80,19]}) 11... Re8 $11 {[%CAl Rd7e5]} 12. Nxd7 {[%eval 7,23]} (12. Nd3 $14 {[%eval 69,20]}) 12... Qxd7 13. Bxd6 cxd6 {[%eval 107,21]} (13... Qxd6 $11 {[%eval 12,23]} 14. e3 (14. Nb5 Qd7 $11) 14... c6) 14. Qb3 {[%eval 23,22]} (14. Rfc1 $16 {[%eval 107,21]}) 14... Rac8 {[%eval 70,21]} (14... Ne4 $11 {[%eval 23,22]}) 15. e3 Ba6 16. Rfe1 {[%eval 50,26]} ({White should play} 16. Rfd1 $16 {[%eval 92,23]}) 16... Bc4 $14 17. Qb4 {[%eval 8,25]} (17. Qa3 $16 {[%eval 82,20]}) 17... Ne4 {[%eval 85, 24]} (17... a5 $11 {[%eval 8,25]} 18. Qa3 (18. Qxb6 $2 Ra8 $19) 18... Qe6) 18. Rac1 {[%eval 13,25]} (18. Rec1 $16 {[%eval 85,24] Black must now prevent Nxe4.} a5 19. Qa4 (19. Qxb6 Nxc3 20. Rxc3 Rb8 $11) 19... Qxa4 20. Nxa4) 18... Nxc3 { [%eval 63,25]} (18... Qe6 $11 {[%eval 13,25]}) 19. Rxc3 Qe6 {[%eval 167,22]} ({ Better is} 19... Bxa2 $14 {[%eval 43,29]} 20. Rec1 Rxc3 21. Rxc3 Bc4) 20. b3 $36 {[%mdl 2048] White is on the roll.} Ba6 21. Rec1 h6 {[%eval 254,22]} (21... Rxc3 {[%eval 164,28] keeps fighting.} 22. Rxc3 Rc8 23. Rxc8+ Qxc8) 22. Qa4 { [%eval 149,28]} (22. Qa3 $18 {[%eval 254,22]} Rxc3 23. Rxc3) 22... Rxc3 $16 23. Rxc3 Rc8 24. Qb4 $2 {[%eval 0,29] [#]} (24. Rxc8+ $18 {[%eval 175,22]} Qxc8 25. h4) 24... Kh7 {[%eval 116,23]} (24... Qg6 $11 {[%eval 0,29] remains equal.} 25. Rxc8+ Bxc8) 25. h4 {[%eval 53,27]} (25. h3 $16 {[%eval 116,23]}) 25... Bb7 { [%eval 175,23]} (25... Qg6 $14 {[%eval 53,27]} 26. Rxc8 (26. Bxd5 $2 Qb1+ 27. Kh2 Qe1 $19) 26... Bxc8) 26. Rxc8 $18 Bxc8 27. Qa4 Qf5 28. Qxa7 {Strongly threatening a4.} Qb1+ 29. Kh2 Qe1 $2 {[%eval 6300,23][%mdl 8192] [#]} (29... Be6 $16 {[%eval 122,24]} 30. f3 (30. Qxb6 Qxa2 31. f3 Qf2 $16) 30... b5) 30. Qxf7 Qe2 31. Bxd5 {White mates.} Qg4 32. Qg8+ Kg6 33. Qe8+ Kh7 34. Bg8+ Kh8 35. Bf7+ Kh7 36. Qg8# {Accuracy: White = 39%, Black = 36%.} 1-0 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.12"] [White "Eisler, Darius"] [Black "Korniychuk, Igor"] [Result "0-1"] [ECO "A45"] [WhiteElo "1250"] [BlackElo "1426"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "64"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 9,64,-14,62,-58,84,22,43,4,94,32,152,61,97,58,106,3,62,-1,33,-58,25,-23, 141,-31,84,-6,71,32,232,-239,177,-54,0,-395,-403,-631,-331,-320,-318,-384,-274, -604,-604,-586,-592,-1038,-1023,-1135,-1135,-1082,-1067,-6088,-6031,-29987, -29988,-29988,-29989]} 1. d4 Nf6 2. Nc3 e6 3. Bf4 c5 4. e3 Be7 5. Nf3 O-O { [%eval 62,21]} (5... d5 $11 {[%eval -14,21]}) 6. Be2 $146 {[%eval -58,23] A45: Trompowsky Attack.} (6. dxc5 $14 {[%eval 62,21]} Bxc5 7. Bd6 Bxd6 8. Qxd6) ({ Predecessor:} 6. Nb5 Nd5 7. Bd6 a6 8. Bxe7 Qxe7 9. c4 Nxe3 10. fxe3 axb5 11. cxb5 d6 12. dxc5 dxc5 {1-0 (36) Jablonicky,M (2302)-Federic,J (2223) Slovakia 2017}) 6... b6 {[%eval 84,19]} (6... d5 $15 {[%eval -58,23]}) 7. d5 {[%eval 22, 22]} ({White should try} 7. Nb5 $16 {[%eval 84,19]}) 7... d6 $11 8. e4 { White is slightly better.} e5 {[%eval 94,20]} (8... Bb7 $11 {[%eval 4,23] keeps the balance.}) 9. Be3 {[%eval 32,23]} (9. Bc1 $16 {[%eval 94,20]}) 9... Ba6 {[%eval 152,22]} (9... Ng4 $14 {[%eval 32,23]}) 10. Bxa6 {[%eval 61,22]} ( 10. a4 $16 {[%eval 152,22]}) 10... Nxa6 $14 11. h3 Nc7 {[%eval 106,21]} (11... b5 $14 {[%eval 58,22] was preferrable.}) 12. g4 {[%eval 3,24]} (12. a4 $16 { [%eval 106,21]}) 12... b5 $11 13. g5 {[%eval -1,23]} (13. Nd2 $14 {[%eval 62, 22]}) 13... Nfe8 14. h4 {[%eval -58,19]} ({White should play} 14. a4 $14 { [%eval 33,22]}) 14... b4 {[%eval 25,22]} ({Better is} 14... f6 $15 {[%eval -58, 19]}) 15. Ne2 a5 $2 {[%eval 141,21] [#]} (15... f5 $11 {[%eval -23,22]}) 16. h5 $2 {[%eval -31,22]} (16. Ng3 $1 $16 {[%eval 141,21]}) 16... Nb5 {[%eval 84,19] [#]} (16... f5 $15 {[%eval -31,22] keeps the upper hand.} 17. gxf6 Nxf6) 17. c3 {[%eval -6,23]} (17. Ng3 $1 $16 {[%eval 84,19]}) 17... bxc3 {[%eval 71,20]} ( 17... f5 $11 {[%eval -6,23]}) 18. bxc3 $16 Rb8 $2 {[%eval 232,24]} (18... f5 $14 {[%eval 32,23]}) 19. g6 $4 {[%eval -239,23][%mdl 8192]} (19. a4 $18 { [%eval 232,24] and life is good for White.}) 19... Na3 $4 {[%eval 177,19][%mdl 8192]} ({Weaker is} 19... hxg6 20. h6 $15) (19... fxg6 $19 {[%eval -239,23] and all is fine.} 20. Nd2 gxh5) 20. Qc1 $2 {[%eval -54,23]} (20. gxh7+ $18 { [%eval 177,19]} Kxh7 21. Bc1) 20... Nc4 {[%eval 0,24]} (20... fxg6 $15 { [%eval -54,23]} 21. Nd2 Nb5) 21. h6 $2 {[%eval -395,21][%mdl 8192]} (21. gxh7+ $11 {[%eval 0,24] and White is okay.} Kh8 22. Ng3) 21... fxg6 $19 22. Neg1 { [%eval -631,21]} (22. Ng5 $142 {[%eval -403,22]} Nb2 23. Qd2 Bxg5 24. Bxg5 Nd3+ {[%mdl 64] Deflection} 25. Qxd3 Qxg5 26. hxg7 Nxg7 27. Qg3 Qxg3 28. Nxg3) 22... Qb6 23. hxg7 Nxg7 24. Bh6 Qb2 25. Bxg7 $2 {[%eval -604,24]} (25. Nd2 {[%eval -274,28]}) 25... Qxc1+ 26. Rxc1 Kxg7 27. Nd2 Nxd2 28. Kxd2 Bg5+ {[%mdl 64] Skewer} 29. Kd1 Bxc1 30. Kxc1 Rxf2 31. Nh3 Rxa2 32. Ng5 Ra1+ {Accuracy: White = 16%, Black = 27%.} 0-1 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.13"] [White "Petculescu, Diana-Silvana"] [Black "Vasudeva, Varun"] [Result "1/2-1/2"] [ECO "B72"] [WhiteElo "1393"] [BlackElo "1244"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "40"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 19,40,0,95,3,20,12,38,-21,47,-26,12,-101,-61,-105,0,-27,-3,-107,-35,-65, -41,-140,-121]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Nb3 Ne5 10. h3 Be6 {[%eval 95,19] [#]} (10... b6 $11 { [%eval 0,22]}) 11. Qd2 {[%eval 3,23] B72: Sicilian Dragon: 6 Be3, lines with h3+Bc4 and sidelines.} (11. f4 $1 $16 {[%eval 95,19][%CAl Rf4e5]} Nc4 12. Bd4) 11... Nc4 12. Bxc4 Bxc4 13. Rfe1 {White is slightly better.} Rc8 $146 {[%eval 47,20]} (13... b5 $11 {[%eval -21,23]}) ({Predecessor:} 13... Re8 14. Rad1 b5 15. Bh6 Bh8 16. Nd4 b4 17. Nd5 Nxe4 18. Rxe4 Bxd5 19. Ree1 a5 {0-1 (42) Delorme,L (2054)-Afek,Y (2389) La Fere 2005}) 14. f4 {[%eval -26,21]} (14. Rad1 $14 {[%eval 47,20]}) 14... a6 15. g4 {[%eval -101,21]} (15. Rad1 $11 {[%eval 12,24]}) 15... b5 $17 16. a3 Bxb3 {[%eval -27,21]} (16... a5 $17 {[%eval -105, 20]} 17. Bf2 h5) 17. cxb3 $11 Nd7 18. b4 {[%eval -107,21] [#]} (18. Rad1 $11 { [%eval -3,24]}) 18... Nb6 {[%eval -35,26]} (18... Bxc3 $1 $17 {[%eval -107,21]} 19. bxc3 Nf6) 19. Qf2 Nc4 {Threatens to win with ...Nxb2!} 20. Bd4 {[%eval -140,23]} ({White should try} 20. Rac1 $15 {[%eval -41,22]}) 20... Bxd4 { Accuracy: White = 32%, Black = 40%.} 1/2-1/2 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.14"] [White "Teerthala, Abhinav"] [Black "Moroita, Vlad"] [Result "1/2-1/2"] [ECO "A08"] [WhiteElo "1387"] [BlackElo "1194"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "103"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 10,103,-18,-97,5,-54,40,-3,49,13,71,-6,24,-87,-3,-80,11,-61,9,-10,61,14, 41,15,83,-38,94,84,165,119,181,111,137,50,136,62,118,-84,-19,-103,-83,-161, -124,-273,-293,-245,-104,-279,0,-204,-9,-9,-9,-9,9,9,28,0,58,54,136,42,90,54, 55,0,60,0,43,17,166,157,171,149,245,239,253,221,243,43,135,69,71,27,92,92,104, 60,107,107,150,-9,-9,-9,0,-9]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 c5 4. O-O Nc6 5. d3 e5 6. Nbd2 {[%eval -97,22]} (6. Bg5 $11 {[%eval -18,24] keeps the balance.}) 6... Bg4 {[%eval 5,23] A08: King's Indian Attack.} (6... Bd6 $17 {[%eval -97, 22]}) 7. e4 {[%eval -54,22]} (7. c4 $11 {[%eval 5,23]}) 7... dxe4 {[%eval 40, 25]} (7... Qd7 $15 {[%eval -54,22]}) 8. dxe4 $14 Be7 {[%eval 49,21]} (8... Qc7 $11 {[%eval -3,23]}) 9. c3 O-O {[%eval 71,20]} (9... Qc7 $11 {[%eval 13,23]}) 10. h3 {[%eval -6,26]} (10. Nc4 $16 {[%eval 71,20]}) 10... Be6 $11 11. Qc2 { [%eval -87,22]} (11. Ng5 $11 {[%eval 24,25]}) 11... b5 $146 {[%eval -3,24]} ( 11... h6 $17 {[%eval -87,22]}) ({Predecessor:} 11... h6 12. Rd1 Qc8 13. Kh2 Rd8 14. b3 b5 15. Bb2 c4 16. b4 g5 17. g4 h5 18. gxh5 Nxh5 {0-1 (38) Siepmann, M-Voss,W Aachen 1982}) 12. a4 {[%eval -80,21]} (12. Nh4 $11 {[%eval -3,24] remains equal.}) 12... a6 {[%eval 11,23]} (12... b4 $17 {[%eval -80,21]}) 13. Re1 {[%eval -61,21]} (13. Nh4 $11 {[%eval 11,23]}) 13... Qd7 {[%eval 9,20]} ( 13... h6 $15 {[%eval -61,21]}) 14. Ng5 h6 {[%eval 61,24]} (14... Na5 $11 { [%eval -10,24]}) 15. Nxe6 $14 Qxe6 16. Nf1 Na5 {[%eval 83,25]} (16... c4 $11 { [%eval 15,27]}) 17. Ne3 {[%eval -38,23]} (17. axb5 $16 {[%eval 83,25]} axb5 18. Ne3) 17... Nc4 {[%eval 94,21]} (17... Nb3 $15 {[%eval -38,23] stays ahead.} 18. Rb1 c4) 18. Nd5 {b3 is the strong threat.} Nxd5 {[%eval 165,20]} (18... Qd7 $16 {[%eval 84,25] is a better defense.}) 19. exd5 $18 Qd6 20. b3 {[%eval 111,24]} (20. h4 $18 {[%eval 181,20]}) 20... Nb6 $16 21. Qf5 {[%eval 50,23]} (21. c4 $16 {[%eval 137,22]}) 21... Bf6 {[%eval 136,20]} (21... bxa4 $1 $14 {[%eval 50,23]} 22. bxa4 Rad8) 22. Ra2 {[%eval 62,24]} (22. Qe4 $16 {[%eval 136,20]}) 22... Rfd8 {[%eval 118,19]} (22... g6 $14 {[%eval 62,24]} 23. Qd3 bxa4) 23. f4 $2 { [%eval -84,25] [#]} (23. a5 $16 {[%eval 118,19] keeps the pressure on.} Qd7 24. Qxd7 Nxd7 25. h4) 23... e4 $1 $17 24. Qxe4 {[%eval -103,22]} (24. c4 $11 { [%eval -19,23]}) 24... Bxc3 25. Rd1 {[%eval -161,24]} (25. Bd2 $17 {[%eval -83, 26]} Bd4+ 26. Kh2) 25... Bd4+ 26. Rxd4 {[%eval -273,22]} (26. Kh2 $17 {[%eval -124,25]}) 26... cxd4 $19 27. Qxd4 bxa4 {[%eval -104,24]} (27... Nxd5 $19 { [%eval -245,21]} 28. Bb2 Qg6) 28. bxa4 $2 {[%eval -279,21]} (28. Bb2 $17 { [%eval -104,24]} Qg6 29. bxa4) 28... Rab8 $2 {[%eval 0,23]} (28... Nxd5 $19 { [%eval -279,21] And now ...Rac8 would win.} 29. Re2 Rac8) 29. Ba3 $2 {[%eval -204,21]} (29. Bb2 $1 $11 {[%eval 0,23]} Qg6 30. Kh2) 29... Qf6 $2 {[%eval -9, 27]} (29... Qd7 $19 {[%eval -204,21][%CAl Rb6d5]} 30. Bb2 f6) 30. Qxf6 $11 gxf6 31. Be7 Rd7 32. d6 {Threatens to win with Rb2.} Rc8 33. Be4 (33. Rb2 $5 { [%CAl Rb2b6]} Rc1+ 34. Kf2 $14) 33... Rc1+ {[%eval 58,26]} (33... Rc5 $1 $11 { [%eval 0,29]}) 34. Kf2 $1 $14 Rd1 {[%eval 136,25]} (34... Nc8 $1 $14 {[%eval 54,27]}) 35. Bc6 {[%eval 42,27]} (35. Rc2 $16 {[%eval 136,25] Hoping for a5.} Kg7 36. Bc6 R7xd6 37. Bxd6 Rxd6 38. a5) 35... R7xd6 36. Bxd6 Rxd6 {[%mdl 4096] Endgame KRB-KRN} 37. Be4 {[%eval 0,28]} ({White should play} 37. Rc2 $14 { [%eval 55,23]}) 37... Rd4 {[%eval 60,22]} (37... a5 $1 $11 {[%eval 0,28]}) 38. Bc2 {[%eval 0,29]} ({White should try} 38. a5 $14 {[%eval 60,22]} Nd5 39. Bf3) 38... Rc4 {[%eval 43,28]} (38... a5 $11 {[%eval 0,29] feels stronger.}) 39. a5 Nd7 {[%eval 166,28]} (39... Nd5 $1 $11 {[%eval 17,28]} 40. Bb3 Rc5) 40. Bd3 $18 Rc6 41. Bf5 Nc5 {[%eval 245,22]} (41... Nf8 $16 {[%eval 149,29] was worth a try.} 42. Be4 Rc7) 42. Rc2 Rc7 43. Rc4 Kf8 44. Ke3 $2 {[%eval 43,26]} (44. h4 $18 {[%eval 243,28]}) 44... Ke7 {[%eval 135,25]} (44... Re7+ $1 $14 {[%eval 43, 26]} 45. Kf2 Nb3) 45. Bc2 {[%eval 69,27]} (45. Be4 $16 {[%eval 135,25]}) 45... Kd6 $14 46. Kd4 {[%eval 27,30]} (46. Rb4 $16 {[%eval 71,27]}) 46... Ne6+ { [%eval 92,24]} (46... Rc8 $1 $11 {[%eval 27,30]}) 47. Kc3 $1 $16 Nc5 48. g4 { [%eval 60,28]} (48. Rd4+ $16 {[%eval 104,26]} Ke7 49. Rc4) 48... Kd5 {[%eval 107,23]} (48... Kc6 $14 {[%eval 60,28]}) 49. Rd4+ Kc6 {[%eval 150,24] [#]} ({ Better is} 49... Ke6 {[%eval 107,26]}) 50. Ba4+ $2 {[%eval -9,26]} (50. Kc4 $1 $16 {[%eval 150,24]}) 50... Nxa4+ $11 51. Rxa4 Kb5+ {[%mdl 64] Discovered Attack} 52. Kb3 {Accuracy: White = 30%, Black = 25%.} 1/2-1/2 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.15"] [White "Slobozeanu, Ioana-Raluca"] [Black "Paraipan, Estera-Violeta"] [Result "1-0"] [ECO "C53"] [WhiteElo "1346"] [BlackElo "1040"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "73"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 12,72,175,179,313,224,408,311,1060,1072,1029,706,722,701,804,703,745, 724,797,798,918,581,1241,1202,1149,1139,2679,3110,3172,2828,3085,2897,29990, 29991,29992,29992,29994,29992,29992,29990,29990,29991,29991,29992,29992,5780, 29992,29993,29994,29995,29995,29996,29996,29997,29997,29996,29997,29997,29997, 29998,29998,29999,29999]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Bb6 5. d4 exd4 6. cxd4 Nf6 {[#]} 7. e5 $1 {[%CAl Re5f6]} Ng4 {[%eval 313,18] C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} (7... d5 $142 {[%eval 179,20]} ) 8. h3 Nh6 $2 {[%eval 408,20]} (8... d5 {[%eval 224,21] was called for.}) 9. Bxh6 g6 $146 {[%eval 1060,18]} (9... gxh6 {[%eval 311,20]} 10. Nc3 d6) ({ Predecessor:} 9... gxh6 10. Qd2 d5 11. Bb5 Bd7 12. Nc3 Nb4 13. Bxd7+ Qxd7 14. a3 Nc6 15. Qf4 O-O-O {1-0 (45) Gillot,F (1983)-Beheydt,D (1434) Blankenberge 2015}) 10. Bg5 $18 Ne7 11. Bxe7 Qxe7 12. O-O d6 13. Re1 {And now exd6 would win.} O-O 14. Nc3 dxe5 15. Rxe5 Qb4 16. Qb3 Qd6 17. Ne4 Qd8 18. Nfg5 Qd7 19. Nf6+ {[%mdl 64] Double Attack} Kh8 20. Nxd7 Bxd7 21. Nxf7+ Kg7 22. Re7 Bxd4 23. Rxd7 c5 24. Nd6+ Kh6 25. Qg3 {[%CAl Rg3h4]} Bxf2+ 26. Qxf2 Rxf2 27. Kxf2 Rf8+ 28. Rf7 {[%eval 5780,22]} (28. Kg3 $142 {[%eval 32752,25]} b5 29. Bxb5 Rf2 30. Kxf2 Kg5 31. Rxh7 a5 32. Re1 Kf6 33. Bd7 a4 34. h4 g5 35. Re6#) 28... Rd8 29. Rd1 {White mates.} a6 {[#]} 30. Nf5+ $1 {[%mdl 64] Discovered Attack} gxf5 31. Rxd8 b5 32. Rd6+ Kg5 {[#]} 33. h4+ $1 {[%mdl 64] Decoy} Kxh4 34. Rxh7+ Kg4 35. Rg6+ Kf4 36. Rh4+ Ke5 37. Re6# {Accuracy: White = 57%, Black = 12%.} 1-0 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.16"] [White "Mascas, Anisia-Teodora"] [Black "Wandor, Adam"] [Result "0-1"] [ECO "D02"] [WhiteElo "1213"] [BlackElo "1326"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "62"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 18,61,9,-38,91,49,98,0,109,82,99,64,111,83,114,69,113,87,127,61,141,71, 148,50,71,41,143,-4,8,-83,-47,-79,-61,-71,209,-136,-98,-130,-92,-296,-250,-277, -58,-29996,-29997,-29999]} 1. d4 d5 2. Nf3 e6 3. Bf4 c5 4. c3 Nc6 5. e3 Nf6 6. h3 Bd6 7. Bxd6 Qxd6 8. Bd3 O-O 9. O-O Bd7 10. Nbd2 {[%eval -38,26]} (10. dxc5 $11 {[%eval 9,23]} Qxc5 11. Nbd2) 10... c4 $146 {[%eval 91,21] D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} (10... Rad8 $15 { [%eval -38,26] keeps the upper hand.}) ({Predecessor:} 10... Rfc8 11. a3 c4 12. Bc2 b5 13. Qe2 a5 14. e4 dxe4 15. Nxe4 Nxe4 16. Qxe4 f5 17. Qh4 Qe7 18. Qg3 { 0-1 (34) Da Costa,E (1011)-Moretto,H (1498) Florianopolis 2020}) 11. Bc2 $16 a6 {[%eval 98,21]} (11... Ne7 $14 {[%eval 49,23] should be considered.}) 12. Qe2 { [%eval 0,22]} ({Better is} 12. Re1 $16 {[%eval 98,21]}) 12... Rac8 {[%eval 109, 20]} (12... e5 $1 $11 {[%eval 0,22]}) 13. e4 (13. Rad1 {looks sharper.} Qc7 14. Rfe1 Ne7 15. Ne5 Bc6 16. e4) 13... dxe4 14. Nxe4 Nxe4 15. Qxe4 {[%csl Gc2] [%CAl Re4h7]} f5 16. Qe2 {[%eval 69,24]} (16. Qe3 $16 {[%eval 114,21]}) 16... b5 {[%eval 113,20]} (16... Qd5 $14 {[%eval 69,24]}) 17. Rfe1 Rfe8 18. Rad1 { [%eval 61,23]} (18. a4 $16 {[%eval 127,21]}) 18... Re7 {[%eval 141,20]} (18... Ne7 $14 {[%eval 61,23]}) 19. Ne5 {[%eval 71,24]} (19. Qd2 $142 {[%eval 141,20]} ) 19... Rce8 {[%eval 148,22]} ({Black should try} 19... Nxe5 {[%eval 71,24]} 20. Qxe5 (20. dxe5 Qc5 $14) 20... Qxe5 21. Rxe5 g6) 20. b3 {[%eval 50,28]} ({ White should play} 20. Qf3 $16 {[%eval 148,22]}) 20... cxb3 21. Bxb3 Na5 { [%eval 143,22]} (21... Nxe5 $14 {[%eval 41,25]} 22. dxe5 (22. Qxe5 Qxe5 23. Rxe5 g6 $14) 22... Qc5) 22. d5 {[%eval -4,23]} (22. Qb2 $16 {[%eval 143,22]}) 22... Nxb3 $11 23. dxe6 {[%eval -83,25]} (23. axb3 $11 {[%eval 8,27] keeps the balance.} exd5 24. f4) 23... Qxe6 $17 {Strongly threatening ...Nc5.} 24. axb3 Qxb3 25. f4 {[#]} Qxc3 $2 {[%eval 209,24][%mdl 8192]} (25... Bc6 $1 $17 { [%eval -71,24][%mdl 512] keeps the pressure on.}) 26. Qa2+ $2 {[%eval -136,25]} (26. Rxd7 $18 {[%eval 209,24] Threatens to win with Qa2+.} Qc5+ 27. Kf1 Rxd7 28. Nxd7 {[%mdl 64] Discovered Attack} Rxe2 29. Nxc5) 26... Be6 27. Qxa6 Bb3 28. Rb1 $2 {[%eval -296,23]} (28. Rc1 $17 {[%eval -92,27]} Qd4+ 29. Kh1) 28... Qd4+ $19 29. Kh1 Bc4 $2 {[%eval -58,25]} (29... Qxf4 $19 {[%eval -277,25]} 30. Rxb3 Rxe5 31. Rxe5 Rxe5 32. Qa8+ Kf7) 30. g3 $2 {[%eval -32759,34][%mdl 8192] [#]} (30. Rec1 $15 {[%eval -58,25]}) 30... Bd5+ 31. Kh2 Qf2# {Accuracy: White = 27%, Black = 36%.} 0-1 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.17"] [White "Dima, Ioan-Radu"] [Black "Popa, Eduard-Gabriel"] [Result "1/2-1/2"] [ECO "D10"] [WhiteElo "1486"] [BlackElo "1026"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "54"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 11,54,26,49,11,61,-21,66,21,72,13,67,33,71,36,60,-183,-149,-233,-209, -297,-294,-403,-398,-439,-403,-493,-496,-501,-456,-596,-588,-564,-395,-457, -436,-449,-432,-529,-587,-583,-574,-807,-801,-777,-697]} 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bf4 e6 5. Nf3 Bd6 6. Bxd6 Qxd6 7. e3 {D43: Semi-Slav: 5 Bg5 h6.} O-O 8. cxd5 {[%eval -21,24]} (8. Be2 $14 {[%eval 61,20]}) 8... cxd5 {[%eval 66,21]} (8... exd5 $11 {[%eval -21,24]} 9. Bd3 Bg4) 9. Bd3 {[%eval 21,23]} (9. Be2 $14 {[%eval 66,21]}) 9... Nc6 {[%eval 72,21]} (9... a6 $11 {[%eval 21,23] remains equal.}) 10. a3 {[%eval 13,25]} ({White should try} 10. h3 $16 {[%eval 72,21]}) 10... e5 {[%eval 67,24]} (10... Bd7 $11 {[%eval 13,25]}) 11. dxe5 $14 Nxe5 12. Nxe5 Qxe5 13. h3 $2 {[%eval -183,18] [#]} (13. Be2 $14 {[%eval 60,24] keeps the upper hand.}) 13... d4 $146 ({Predecessor:} 13... Bf5 14. O-O Bxd3 15. Qxd3 Rad8 16. Rfd1 Rd7 17. Qd4 Qxd4 18. Rxd4 Rfd8 19. Rad1 Kf8 20. g4 g5 21. f4 h6 22. Kf2 Ke7 23. b4 {1-0 (49) Donchenko,A (1274)-Diederichs,L (871) Willingen 2007}) 14. Ne2 {[%eval -233,21]} (14. Nb5 $17 {[%eval -149,24]} dxe3 15. O-O) 14... dxe3 15. f4 {[%eval -297,21]} (15. fxe3 {[%eval -209,23] might work better.} Nd5 16. Qa4) 15... Qxb2 16. Rb1 Qxa3 17. O-O Qe7 18. g4 Rd8 19. Qc2 g6 20. f5 g5 21. Ng3 Qd6 22. Ne4 Nxe4 {Black is clearly winning.} ({Weaker is} 22... Qxd3 23. Nxf6+ Kf8 24. Qb2 $17) 23. Bxe4 Qg3+ 24. Bg2 Rd2 {[%csl Gd2] [%CAl Rg3g2][%mdl 64] [#] Double Attack} 25. Qe4 {Intending Qe8+ and mate.} Bd7 {( -> ...Bc6)} 26. Qxb7 Re8 27. Rfe1 a6 {[%mdl 32768] Accuracy: White = 31%, Black = 71%. . An unexpected result.} 1/2-1/2 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.18"] [White "Tzontas, Athanasios"] [Black "Radulescu, Theodor-Andrei"] [Result "1-0"] [ECO "B18"] [WhiteElo "1406"] [BlackElo "1238"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "45"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 12,44,214,198,334,75,425,59,102,63,134,104,141,99,175,110,197,94,325, 269,1017,278,914,260,261,244,660,650,670,648,1039,861,29998,29999,29999]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 h6 7. Ne5 Bh7 {[%eval 334,21] B18: Classical Caro-Kann: 4...Bf5 sidelines.} (7... Qd6 {[%eval 198,23] keeps fighting.} 8. Bf4 Qb4+ 9. c3 Qxb2) 8. c3 $2 {[%eval 75,23]} (8. Qh5 $18 { [%eval 334,21][%csl Ge5][%CAl Rh5f7]} g6 9. Qf3) 8... Nf6 $2 {[%eval 425,18] [%mdl 8192]} (8... e6 $16 {[%eval 75,23] is a better chance.}) 9. Bd3 $146 { [%eval 59,23]} (9. Qb3 $18 {[%eval 425,18][%csl Ge5][%CAl Rb3f7]} Qb6 10. Qxf7+ Kd8 11. Bd3 Bxd3 12. Nxd3) ({Predecessor:} 9. Qb3 Nd5 10. Qxb7 Nc7 11. Nxc6 Nxc6 12. Qxc6+ Qd7 13. Bb5 Rd8 14. Qxd7+ Rxd7 15. Bxd7+ Kxd7 {1-0 (44) Onkemetse,F (1813)-Angolikin,G (1701) Livingstone 2018}) 9... Bxd3 $14 { White is slightly better.} 10. Qxd3 Nbd7 {[%eval 134,20]} (10... e6 $1 $14 { [%eval 63,20]}) 11. Ng6 $40 {[%mdl 128] White has strong attack.} Rg8 12. Nxf8 {[%eval 99,22]} (12. O-O $142 {[%eval 141,20]}) 12... Rxf8 {[%eval 175,18]} ( 12... Nxf8 $16 {[%eval 99,22] might work better.} 13. O-O Qd5) 13. Nf5 { [%eval 110,24]} (13. O-O $18 {[%eval 175,18]}) 13... Rg8 14. Qe2 {[%eval 94,24] } (14. Qg3 $18 {[%eval 197,21] is more deadly.}) 14... Rb8 $2 {[%eval 325,22]} (14... Nf8 $16 {[%eval 94,24]}) 15. Bf4 {Hoping for Bc7!} Ra8 $2 {[%eval 1017, 21] [#]} (15... e6 {[%eval 269,24]} 16. O-O (16. Bxb8 Qxb8 17. O-O g6 $18) 16... g6) 16. O-O $2 {[%eval 278,24]} (16. Bc7 $1 {[%eval 1017,21][%mdl 512]}) 16... Kf8 $2 {[%eval 914,21] [#]} (16... Nb6 {[%eval 278,24]} 17. Nd6+ Kf8) 17. Rfe1 $2 {[%eval 260,26]} (17. Bc7 $1 {[%eval 914,21][%mdl 512]} Qe8 {[#]} ( 17... Qxc7 18. Qxe7#) 18. Nd6 $1 {[%mdl 576] Double Attack}) 17... Nd5 $18 18. Bg3 e6 $2 {[%eval 660,21]} (18... g6 {[%eval 244,26]}) 19. Bd6+ Ke8 20. Ba3 { aiming for Nd6+.} Nf4 21. Qf3 {And now Nd6+ would win.} Nd5 22. Nd6+ {[%mdl 64] Double Attack, Discovered Attack} Ke7 23. Qxf7# {Accuracy: White = 30%, Black = 25%.} 1-0 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.19"] [White "Ciobanu, Alexia-Maria"] [Black "Garbowska, Maja"] [Result "0-1"] [ECO "C77"] [WhiteElo "1118"] [BlackElo "1405"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "136"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 10,135,53,-6,69,-15,39,-26,49,-44,-1,-90,-2,-54,-10,-75,-61,-97,-54, -114,35,-106,-20,-97,0,-23,-19,-110,173,156,175,74,199,169,202,190,215,169,211, 182,232,232,312,289,322,0,87,-68,-38,-83,-52,-63,-62,-94,0,-42,-9,-35,-3,-51,0, -127,-90,-141,102,105,425,-79,-88,-72,-14,-101,0,-8,83,75,121,121,131,125,120, 118,114,122,140,150,169,0,9,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-29978,-29979,-29979, -29981,-29982,-29983,-29983,-29984,-29984,-29985,-29985,-29986,-29986,-29987, -29987,-29988,-29990,-29991,-29994,-29995,-29995,-29994,-29998,-29999,-29999]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. h3 {[%eval -6,24]} ({ Better is} 6. Bxc6+ $14 {[%eval 53,20]} bxc6 7. Nbd2) 6... g6 {[%eval 69,19] C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines.} (6... b5 $11 {[%eval -6,24]} 7. Bb3 Be7) 7. Bg5 {[%eval -15,21]} (7. c3 $14 {[%eval 69,19]}) 7... Bg7 { [%eval 39,21]} (7... h6 $11 {[%eval -15,21]} 8. Be3 Bg7) 8. Nc3 {[%eval -26,23] } (8. c3 $14 {[%eval 39,21]}) 8... O-O {[%eval 49,23]} (8... h6 $11 {[%eval -26,23]} 9. Be3 b5) 9. O-O {[%eval -44,22]} (9. Nd5 $14 {[%eval 49,23]}) 9... h6 $15 10. Bh4 $146 {[%eval -90,21]} (10. Bxf6 $11 {[%eval -1,26]} Qxf6 11. Nd5 ) ({Predecessor:} 10. Be3 b5 11. Bb3 Kh7 12. Qd2 Rb8 13. a3 Na5 14. Ba2 c5 15. b4 cxb4 16. axb4 {0-1 (30) Stasaitits,T (1572)-Pomar,M (2019) Timbo 2019}) 10... b5 {[%eval -2,24]} ({Black should play} 10... g5 $17 {[%eval -90,21]} 11. Bg3 g4 12. hxg4 Bxg4) 11. Bb3 $11 Na5 {[%eval -10,24]} (11... g5 $15 {[%eval -54,20]} 12. Bg3 Be6) 12. Bd5 {[%eval -75,20]} (12. Nh2 $11 {[%eval -10,24]}) 12... c6 $17 {White must now prevent ...g5.} 13. Bb3 Nxb3 {[%eval -54,24]} ( 13... Re8 $17 {[%eval -97,21]}) 14. axb3 {[%eval -114,20]} (14. Bxf6 $15 { [%eval -54,24]} Qxf6 15. axb3) 14... Be6 {[%eval 35,23]} (14... g5 $17 { [%eval -114,20]} 15. Bg3 Nh5) 15. Qd2 {[%eval -106,20]} (15. d4 $1 $14 { [%eval 35,23] keeps the upper hand.}) 15... Kh7 {[%eval -20,24]} (15... g5 $17 {[%eval -106,20]} 16. Bg3 Nh5) 16. Rfe1 {[%eval -97,19]} (16. d4 $11 {[%eval -20,24]}) 16... Qd7 {[%eval 0,25]} (16... g5 $17 {[%eval -97,19]} 17. Bg3 Qb6) 17. Bxf6 Bxf6 18. Ne2 {[%eval -110,25]} (18. b4 $11 {[%eval -19,24] keeps the balance.}) 18... Bxh3 $2 {[%eval 173,22][%mdl 8192]} (18... c5 $1 $17 {[%eval -110,25]}) 19. gxh3 $18 Qxh3 20. Ng3 {[%eval 74,22]} (20. Qe3 $1 $18 {[%eval 175,21] Ng5+! is the strong threat.} Qg4+ 21. Ng3) 20... Kg7 {[%eval 199,22]} ( 20... Bd8 $16 {[%eval 74,22]}) 21. Qe2 h5 22. Qf1 Qg4 23. Nh2 Qf4 {[%eval 211, 20]} (23... Qe6 $142 {[%eval 169,24]} 24. Qg2 Rh8 25. Nf5+ Kf8) 24. Qg2 Rh8 { [%eval 232,24]} (24... Kh7 {[%eval 182,24] is a better defense.} 25. Red1 Bg7) 25. Nf5+ Kf8 26. Nxd6 Be7 27. Nxf7 $2 {[%eval 87,22]} (27. Nb7 $18 {[%eval 322, 21] is the precise move to win.}) 27... Kxf7 $16 28. Qf3 $2 {[%eval -68,23]} ( 28. Re3 $1 $16 {[%eval 87,22][%CAl Re3f3] Threatens to win with Rf3.} Kg7 29. Rf3) 28... g5 $15 29. Qxf4+ exf4 ({Don't play} 29... gxf4 $6 30. Nf3 $11) 30. Nf3 c5 31. Ne5+ Kf6 {[%eval -42,24]} (31... Ke8 $17 {[%eval -94,22]}) 32. Nd7+ Ke6 33. Nb6 Ra7 34. Nd5 {[%eval -51,20]} (34. Kg2 $11 {[%eval -3,24]}) 34... Bd6 {[%eval 0,26]} (34... a5 $15 {[%eval -51,20]}) 35. Kh1 {[%eval -127,20]} ( 35. Ra5 $11 {[%eval 0,26]}) 35... g4 36. c4 b4 $2 {[%eval 102,19] [#]} (36... f3 $17 {[%eval -141,21] stays on course.} 37. cxb5 h4) 37. e5 $1 $16 {[%CAl Re5d6][%mdl 512]} Bxe5 $2 {[%eval 425,25][%mdl 8192]} (37... Bb8 $16 {[%eval 105,25]}) 38. Nxf4+ $2 {[%eval -79,24]} (38. d4 $1 $18 {[%eval 425,25]}) 38... Kf5 $17 39. Rxe5+ {[%mdl 64] Decoy} Kxe5 {[%mdl 4096] Endgame KRR-KRN} 40. Ng6+ {[%mdl 64] Double Attack} Kf6 {[%eval -8,32]} (40... Kd4 $17 {[%eval -101,28]} 41. Nxh8 Kxd3) 41. Nxh8 $11 {KRN-KR} Kg7 {[%eval 83,29]} (41... Ra8 $11 { [%eval -8,32] remains equal.}) 42. Ra5 $16 Rc7 {[%eval 121,29]} (42... Rd7 $142 {[%eval 75,29]}) 43. Rxa6 {Hoping for Ng6.} Kxh8 {KR-KR} 44. Rh6+ $1 Rh7 45. Rc6 Rf7 46. Rxc5 Rxf2 47. Rxh5+ Kg7 {[#]} 48. Rg5+ $2 {[%eval 9,28]} (48. Rh2 $1 $18 {[%eval 169,28][%CAl Rh2f2]} Rf3 49. d4) 48... Kf6 $132 {[%mdl 2048] Black puts up resistance} 49. Rxg4 {Strongly threatening c5.} Rxb2 50. c5 Rxb3 51. Rc4 {And now c6 would win.} Ke7 52. c6 {aiming for c7.} Kd8 53. c7+ Kc8 54. d4 Rb1+ 55. Kg2 b3 56. Kf2 $2 {[%eval -32723,28][%mdl 8192]} (56. Rc3 $11 { [%eval 0,38]}) 56... b2 {Black mates.} 57. Rb4 {[#]} Rh1 $1 58. Kg2 b1=Q 59. Rb8+ Kxc7 60. Rxb1 Rxb1 {KR-KP} 61. Kf3 Kd6 62. Ke4 Rb4 63. Kd3 Kd5 64. Kc3 Rxd4 65. Kc2 Kc4 66. Kb2 Rh4 {[%CAl Bd4h4,Bh4h2,Bh2a2][%mdl 32]} 67. Ka3 Rh2 68. Ka4 Ra2# {Accuracy: White = 53%, Black = 45%.} 0-1 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.20"] [White "Giugiuc, Andrei-Calin"] [Black "Dumitreasa, David-Stefan"] [Result "1-0"] [ECO "D15"] [WhiteElo "1395"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "137"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 9,136,10,153,128,150,136,153,142,198,170,216,153,234,140,212,130,197, 154,170,135,183,134,283,264,259,149,180,131,162,140,202,154,170,144,153,142, 158,106,159,137,206,202,199,165,220,213,235,235,272,261,300,299,315,315,354, 349,355,350,323,326,342,273,396,391,395,393,395,347,336,339,395,395,535,529, 530,527,519,492,496,509,625,586,712,696,791,630,730,741,671,682,1337,1364, 29986,29987,29987,29987,29987,29985,29985,29986,29986,29987,29987,29987,29987, 29988,29990,29987,29987,29988,29987,29988,29988,29989,29991,29992,29994,29995, 29995,29996,29996,29996,29997,29997,29998,29997,29998,29999,29999]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 Bf5 5. Qb3 e6 {[%eval 153,22]} (5... Qb6 $11 {[%eval 10,23]}) 6. Qxb7 $16 {D15: Slav Defence: 4 Nc3 a6 and gambit lines after 4 Nc3 dxc4.} Nbd7 7. Bf4 dxc4 $146 ({Predecessor:} 7... Qc8 8. Qxc8+ Rxc8 9. c5 Nh5 10. g3 Nxf4 11. gxf4 Bg4 12. Nd2 f6 13. Rg1 Bf5 {1-0 (39) Gonzalez Manchon,J (2097)-Llanes Hurtado,E Almendralejo 2003}) 8. e3 {White is clearly better.} ({ Don't play} 8. Qxc6 Bb4 $14) 8... Be7 {[%eval 198,20]} (8... Nd5 $16 {[%eval 142,23]}) 9. Bxc4 $18 O-O 10. O-O ({Don't take} 10. Qxc6 $6 Nb6 $16) 10... c5 { [%eval 234,22]} (10... Qb6 $16 {[%eval 153,25]} 11. Ba6 Nb8) 11. Rad1 {[%eval 140,25]} (11. Ne5 $18 {[%eval 234,22]}) 11... cxd4 {[%eval 212,21]} (11... Qb6 $16 {[%eval 140,25]} 12. Ba6 Bg4) 12. Nxd4 Nc5 13. Qc7 Qxc7 14. Bxc7 {[#] aiming for Nc6.} Rac8 15. Bf4 {[%eval 134,25]} (15. Ncb5 $18 {[%eval 183,21]}) 15... Nfe4 {[%eval 283,25]} (15... Nce4 $16 {[%eval 134,25]}) 16. Nxf5 exf5 17. Nxe4 {[%eval 149,25]} ({White should play} 17. Nd5 $18 {[%eval 259,21]} Bd8 18. f3) 17... Nxe4 18. Bd5 {[%eval 131,26]} (18. Bd3 $18 {[%eval 180,23]}) 18... Nf6 19. Bb3 Bb4 {[%eval 202,23]} (19... Ne4 $16 {[%eval 140,27]} 20. Rd5 Nc5 21. Rxf5 Nxb3) 20. Bd6 Bxd6 21. Rxd6 Ne4 22. Rd5 g6 23. f3 {[%eval 106,26]} ({ White should try} 23. Rfd1 {[%eval 158,24]}) 23... Nf6 {[%eval 159,25]} (23... Nc5 $142 {[%eval 106,26]}) 24. Rdd1 Rcd8 {[%eval 206,24]} (24... Kg7 $16 { [%eval 137,28]} 25. Rd6 Rcd8) 25. Rxd8 Rxd8 26. Rd1 Rxd1+ {[%eval 220,24]} ( 26... Rc8 {[%eval 165,29] might work better.} 27. Rd6 Kg7) 27. Bxd1 {[%mdl 4096] Endgame KB-KN} Nd5 28. Kf2 Kg7 29. Bb3 Nb4 30. Ke2 Kf6 31. Kd2 Ke7 32. Kc3 Nc6 33. Bd5 Ne5 34. Kd4 f6 35. h3 Kd6 {[%eval 396,22]} (35... g5 {[%eval 273,26] was worth a try.} 36. g4 fxg4) 36. f4 Nd7 37. Bg8 h6 38. Bh7 Nf8 39. Bg8 Nd7 40. b4 a6 41. Bc4 Nb8 42. Kc3 Kc6 43. Bf7 g5 44. Be6 gxf4 45. exf4 Kb5 46. Bxf5 Nc6 47. Bd3+ Ka4 48. Bxa6 Nxb4 49. Bc4 Ka3 50. g4 Nxa2+ 51. Bxa2 { White mates.} Kxa2 {K3P-KPP} 52. Kd4 Kb3 53. Ke4 Kc4 54. Kf5 Kd5 55. Kxf6 { KP-KP} Kd6 56. Kg6 Ke7 57. f5 h5 58. Kxh5 Kf6 59. g5+ Kxf5 60. Kh6 Kf4 61. g6 Kg3 62. g7 Kxh3 63. g8=Q Kh4 64. Qg5+ Kh3 65. Kh5 Kh2 66. Kh4 Kh1 67. Qd2 Kg1 68. Kg3 {[%csl Gg3][%CAl Rd2g2]} Kf1 69. Qf2# {Accuracy: White = 70%, Black = 49%.} 1-0 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.21"] [White "Popescu-Vava, Luca-Delian"] [Black "Popescu, Alexandru-Mihai"] [Result "0-1"] [ECO "B01"] [WhiteElo "1067"] [BlackElo "1360"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "124"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 12,123,58,-24,20,-46,-11,-12,-6,-49,36,-55,0,-90,-14,-167,-167,-182, -153,-242,-174,-306,-178,-264,-273,-329,-304,-346,-290,-337,-214,-294,-221, -277,-239,-336,-283,-279,-243,-380,-326,-319,-315,-407,-344,-358,-298,-385, -347,-358,-342,-356,-350,-442,-342,-432,-431,-560,-560,-550,-520,-574,-579, -812,-768,-1007,-996,-1633,-1610,-1593,-1780,-7519,-7537,-29981,-29982,-29988, -29989,-29988,-29989,-29988,-29989,-29989,-29990,-29990,-29991,-29991,-29992, -29993,-29994,-29994,-29991,-29990,-29991,-29991,-29989,-29991,-29992,-29991, -29992,-29992,-29993,-29996,-29994,-29996,-29997,-29997,-29996,-29997,-29998, -29998,-29998,-29998,-29999,-29999]} 1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Be2 Bxe2 5. Nxe2 Qxd5 6. O-O Nc6 7. Nbc3 {[%eval -24,23]} (7. Be3 $14 {[%eval 58,19]}) 7... Qh5 {[%eval 20,24] B01: Scandinavian Defence.} (7... Qd7 $142 {[%eval -24, 23]}) 8. Ng3 {[%eval -46,22]} ({Better is} 8. b4 $11 {[%eval 20,24]}) 8... Qxd1 $15 9. Rxd1 O-O-O {The position is equal.} 10. Be3 e6 {[%eval 36,25]} (10... Ng4 $15 {[%eval -49,23]}) 11. a3 {[%eval -55,20]} (11. Nce4 $14 {[%eval 36,25]} ) 11... Be7 {[%eval 0,23]} (11... b6 $15 {[%eval -55,20]}) 12. Rd2 $146 { [%eval -90,22]} (12. Nge2 $11 {[%eval 0,23]}) ({Predecessor:} 12. Nce2 a6 13. c4 Ng4 14. h3 Nxe3 15. fxe3 Bg5 16. Kf2 h5 17. b4 Ne7 18. e4 {1/2-1/2 (57) Lifshits,D (2067)-Khoroshev,S (2156) Novosibirsk 2007}) 12... Nd5 {[%eval -14, 23]} (12... h5 $17 {[%eval -90,22]}) 13. Rad1 $2 {[%eval -167,20] [#]} (13. Nxd5 $11 {[%eval -14,23] and White is okay.} exd5 14. c3) 13... Nxc3 $19 14. bxc3 Bxa3 15. Ne2 {[%eval -242,23]} (15. Ne4 $17 {[%eval -153,26]}) 15... Be7 16. f4 {[%eval -306,22]} (16. Rd3 $142 {[%eval -174,25]}) 16... a6 {[%eval -178,26]} (16... Na5 $142 {[%eval -306,22]} 17. Ng3 Nc4) 17. g3 {[%eval -264, 22]} (17. Ra1 {[%eval -178,26] is a better defense.}) 17... Na5 18. Rb1 Nc4 19. Rd3 Rd7 20. Nc1 {[#]} c5 $1 {[%mdl 512]} 21. Bf2 (21. dxc5 Rxd3) 21... cxd4 22. cxd4 Kb8 23. Rbb3 {[%eval -336,22]} (23. Ra1 {[%eval -239,25] might work better.}) 23... Rc8 24. Ne2 Rdc7 25. Rbc3 {[%eval -380,22]} (25. d5 $142 { [%eval -243,25]} e5 26. Rd1) 25... Nb2 26. Rxc7 Rxc7 27. Rc3 Rxc3 28. Nxc3 { [%mdl 4096] Endgame KBN-KBN} Kc7 29. Kf1 Bb4 30. Na2 Bd6 31. Ke2 Kc6 32. Kd2 Nc4+ 33. Kc3 b5 34. Nb4+ Bxb4+ 35. Kxb4 {KB-KN} a5+ 36. Kb3 Kd5 37. c3 Ke4 38. Kc2 Kf3 39. Be1 Ke2 40. Bd2 Nxd2 {KN-KP} 41. f5 exf5 42. d5 Nc4 {Black mates.} 43. Kc1 Kd3 44. Kd1 Kxc3 {KN-K3P} 45. Ke2 Kd4 46. d6 Nxd6 {KN-KPP} 47. Kd2 Nc4+ 48. Kc2 a4 49. Kb1 a3 50. Ka2 Ke3 51. Kb3 f4 52. gxf4 Kxf4 {KN-KP} 53. h3 Ke4 54. h4 f5 55. h5 f4 56. Kc2 f3 57. Kd1 a2 58. Ke1 a1=Q+ 59. Kf2 Kf4 60. h6 Qb2+ 61. Kf1 Qe2+ 62. Kg1 Qg2# {Accuracy: White = 19%, Black = 52%.} 0-1 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.22"] [White "Datcu, Adrian-Iulian"] [Black "Shaurya, Naithani"] [Result "0-1"] [ECO "D00"] [WhiteElo "1258"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "134"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 9,134,-9,60,-6,37,-18,55,20,48,8,39,0,48,0,45,-6,25,0,49,0,19,-9,17,-26, 17,-18,37,0,116,40,99,66,135,44,101,21,82,28,92,43,85,28,77,0,121,-21,-11,-24, 0,-16,110,95,109,37,91,-20,-9,-103,-76,-89,-50,-93,-50,-78,-50,-95,-95,-79,-77, -175,-51,-114,-40,-105,-35,-30,-29,-73,-9,-9,0,-22,-9,-9,0,0,0,-174,-141,-169, -160,-259,-216,-254,-26,-598,-582,-553,-553,-752,-714,-1267,-1262,-1048,-589, -1008,-925,-1391,-1366,-1980,-1788,-1887,-1784,-1784,-96,-5509,-15272,-29976, -29977,-29977,-29977,-29978,-29978,-29979,-29978,-29979,-29979]} 1. d4 d5 2. Bf4 e6 3. e3 Nf6 4. Nd2 Be7 5. Ngf3 O-O 6. Be2 {[%eval -6,22] D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} (6. c3 $14 {[%eval 60,19]}) 6... Nbd7 {[%eval 37,22]} (6... b6 $11 {[%eval -6,22]}) 7. O-O { [%eval -18,23]} (7. h3 $14 {[%eval 37,22]}) 7... h6 {[%eval 55,21]} (7... Nh5 $11 {[%eval -18,23]}) 8. Ne5 $146 {White is slightly better.} ({Predecessor:} 8. Rc1 c6 {1/2-1/2 (8) Zecevic,S (1823)-Zivkovic,V (2038) Kragujevac 2016}) 8... c5 9. c3 Nxe5 10. Bxe5 b6 {[%eval 48,21]} (10... a5 $11 {[%eval 0,24] might be stronger.}) 11. Qc2 {[%eval 0,25]} (11. h3 $14 {[%eval 48,21] feels stronger.}) 11... Bd6 {[%eval 45,21]} (11... a5 $11 {[%eval 0,25]}) 12. Nf3 { [%eval -6,22]} (12. a4 $14 {[%eval 45,21]}) 12... Bxe5 13. Nxe5 Bb7 {[%eval 49, 18]} (13... a5 $11 {[%eval 0,23]}) 14. Bf3 {[%eval 0,23]} (14. a4 $14 {[%eval 49,18]}) 14... Nd7 15. Nxd7 Qxd7 16. Rfd1 {[%eval -26,22]} (16. a4 {[%eval 17, 22] was preferrable.}) 16... Qe7 {[%eval 17,22]} (16... c4 $142 {[%eval -26,22] }) 17. h3 cxd4 {[%eval 37,23]} (17... Rab8 $11 {[%eval -18,23]}) 18. exd4 Rac8 {[%eval 116,23]} (18... b5 $11 {[%eval 0,25]}) 19. Qe2 {[%eval 40,25]} (19. Re1 $16 {[%eval 116,23]}) 19... Qf6 {[%eval 99,21]} ({Black should play} 19... a5 $14 {[%eval 40,25]}) 20. Re1 $16 Rfd8 {[%eval 135,21]} (20... Rfe8 $14 { [%eval 66,24]}) 21. Rac1 {[%eval 44,22]} (21. Qd3 $16 {[%eval 135,21]}) 21... a6 {[%eval 101,23]} (21... Bc6 $14 {[%eval 44,22]}) 22. Qe3 {[%eval 21,25]} ( 22. Qd3 $16 {[%eval 101,23]}) 22... b5 {[%eval 82,21]} (22... a5 $11 {[%eval 21,25]}) 23. a3 {[%eval 28,25]} (23. Qd3 $16 {[%eval 82,21]}) 23... Rd6 { [%eval 92,21]} (23... a5 $11 {[%eval 28,25]}) 24. Qd3 {[%eval 43,24]} (24. Be2 $16 {[%eval 92,21]}) 24... Rb6 $14 25. Qd2 {[%eval 28,24]} (25. Be2 $16 { [%eval 85,22]}) 25... a5 $11 26. Kh1 {[%eval 0,27]} (26. Be2 $16 {[%eval 77,21] }) 26... b4 {[%eval 121,27]} (26... Rbc6 $11 {[%eval 0,27] keeps the balance.}) 27. axb4 {[%eval -21,25]} (27. cxb4 $16 {[%eval 121,27]} axb4 28. a4) 27... axb4 28. cxb4 Rxc1 29. Rxc1 Qe7 {[%eval 110,23]} (29... Qg5 $1 $11 {[%eval -16, 26]} 30. Qe1 Rxb4) 30. Rc5 $16 Ba6 31. Qe1 {[%eval 37,25]} (31. Qc3 $16 { [%eval 109,21]}) 31... Qb7 {[%eval 91,23]} (31... Qd6 $14 {[%eval 37,25]}) 32. Rc2 {[%eval -20,26]} (32. Qc1 $16 {[%eval 91,23]}) 32... Rxb4 33. Qc3 {[%eval -103,26]} (33. Rc8+ $11 {[%eval -9,27] remains equal.} Kh7 34. Rc7) 33... Qb6 $17 34. Rd2 Rb3 $36 {[%mdl 2048] Black fights for an advantage.} 35. Qc2 { [%eval -93,24]} (35. Qc1 $15 {[%eval -50,31]}) 35... Bc4 {[%eval -50,27]} ( 35... Rb4 $17 {[%eval -93,24]} 36. Qc3 Rb3) 36. Kh2 Qb5 37. Qc1 {[%eval -95,24] } (37. Bh5 $15 {[%eval -50,32] deserves consideration.}) 37... Qb8+ 38. Kh1 Qf4 39. Qc2 {[%eval -175,23]} (39. Qe1 $17 {[%eval -77,31]}) 39... Qb8 {[%eval -51, 30]} (39... Rxf3 $19 {[%eval -175,23]} 40. gxf3 Bf1) 40. Be2 {[%eval -114,26]} (40. Bd1 $15 {[%eval -51,30]}) 40... Qb5 {[%eval -40,30]} ({Better is} 40... Rb4 $17 {[%eval -114,26]} 41. Bxc4 Rxc4) 41. Bxc4 {[%eval -105,25]} (41. Bd1 $15 {[%eval -40,30]}) 41... Qxc4 {[%eval -35,29]} ({Black should try} 41... dxc4 $17 {[%eval -105,25]} 42. Kg1 g6) 42. Qxc4 $15 dxc4 {[%mdl 4096] Endgame KR-KR} 43. Kg1 {[%eval -73,29]} (43. Rc2 $11 {[%eval -29,30]}) 43... Kh7 { [%eval -9,34]} (43... f6 $17 {[%eval -73,29]}) 44. Kf1 $11 Kg6 45. Ke1 Kf6 46. Kd1 Ke7 47. Kc2 Kd6 48. f3 $2 {[%eval -174,27] [#]} (48. Rd1 $11 {[%eval 0,27] and White is okay.}) 48... g5 49. Re2 Kd5 50. Rd2 {[%eval -259,26]} (50. Re4 $17 {[%eval -160,29]}) 50... h5 51. Rd1 g4 $2 {[%eval -26,33]} (51... Re3 $19 { [%eval -254,26] White must now prevent ...Re2+.} 52. Rd2 h4) 52. Re1 $2 { [%eval -598,23][%mdl 8192]} (52. hxg4 $11 {[%eval -26,33] and White has nothing to worry.} hxg4 53. fxg4) 52... gxf3 $19 53. gxf3 Rxf3 54. Re5+ Kxd4 55. Rxh5 Rf2+ 56. Kb1 Rh2 57. Rh7 f5 58. Rd7+ Ke3 59. Re7 f4 60. Rxe6+ Kf2 61. Rc6 Kg1 $2 {[%eval -96,25]} (61... Rxh3 $19 {[%eval -1784,26] and Black stays clearly on top.} 62. Rxc4 f3 63. Rc2+ Kf1) 62. Rxc4 $2 {[%eval -5509,22][%mdl 8192]} (62. Rf6 $17 {[%eval -96,25]} Rf2 63. h4) 62... f3 63. b4 f2 {Black mates.} 64. Rg4+ Rg2 {[%CAl Rf2f1]} 65. Rc4 f1=Q+ 66. Rc1 {[#]} Qxc1+ $1 67. Kxc1 Rh2 {Accuracy: White = 20%, Black = 44%.} 0-1 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.23"] [White "Santimbrean, Mihnea-Nicolae"] [Black "Pandelescu, Maria-Catalina"] [Result "1-0"] [ECO "B23"] [WhiteElo "1336"] [BlackElo "1242"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "85"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 9,85,-41,200,-16,84,-38,37,2,43,-46,27,-53,-9,-53,-19,-131,-96,-128,-57, -96,267,250,881,813,926,398,405,378,432,365,394,343,392,254,269,255,287,248, 310,299,326,301,356,302,339,246,322,196,248,141,734,731,733,730,727,703,1150, 1124,1182,1180,1177,1166,1655,1236,6209,1704,29987,29988,29988,1336,29993, 29994,29995,29996,29996,29997,29997,29998]} 1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 d5 5. Bb5 Qb6 $2 {[%eval 200,18]} (5... Nge7 $15 {[%eval -41,22] keeps the upper hand.}) 6. Bxc6+ $2 {[%eval -16,19] B23: Closed Sicilian: Lines without g3.} (6. exd5 $18 {[%eval 200,18]} a6 7. Bxc6+ (7. dxc6 axb5 8. cxb7 Bxb7 $11) (7. Ba4 exd5 8. Qe2+ Be7 $16) 7... bxc6 8. dxe6 Bxe6 9. Ng5) 6... Qxc6 { [%eval 84,17]} (6... bxc6 $11 {[%eval -16,19] remains equal.} 7. d3 Ba6) 7. d3 {[%eval -38,21]} (7. Ne5 $16 {[%eval 84,17]} Qd6 8. exd5) 7... Nf6 {[%eval 37, 19]} (7... Bd6 $15 {[%eval -38,21]}) 8. Ne5 $146 {White is slightly better.} ({ Predecessor:} 8. O-O d4 9. Ne5 Qc7 10. Nb5 Qd8 11. c3 a6 12. Qa4 Bd7 13. Nxd7 Nxd7 14. Na3 dxc3 15. bxc3 {1/2-1/2 (72) Biti,A (2102)-Novak,K (2176) Ljubljana 2008}) 8... Qc7 {[%eval 43,22]} (8... Qb6 $11 {[%eval 2,21]}) 9. Bd2 {[%eval -46,18]} (9. Qf3 $14 {[%eval 43,22]}) 9... a6 {[%eval 27,22]} (9... Be7 $15 {[%eval -46,18]}) 10. exd5 {[%eval -53,21]} (10. O-O $11 {[%eval 27,22]}) 10... exd5 $15 11. Qe2 {[%eval -53,22]} (11. Qf3 $11 {[%eval -9,23] should be considered.}) 11... Be7 $1 12. Nf3 {[%eval -131,20]} (12. Qf3 $11 {[%eval -19, 22]}) 12... O-O $17 13. O-O Bg4 {[%eval -57,21]} ({Black should try} 13... Bd6 $17 {[%eval -128,22]} 14. Rae1 b5) 14. h3 $15 Bh5 $2 {[%eval 267,22][%mdl 8192] [#]} (14... Be6 $17 {[%eval -96,23]}) 15. g4 $1 $18 Nxg4 $2 {[%eval 881,20]} ( 15... d4 {[%eval 250,22]}) 16. hxg4 Bxg4 17. Qg2 {[%eval 398,24]} (17. Nxd5 $142 {[%eval 926,20]} Qd7 18. Nxe7+ Kh8 19. Qe4) 17... Qc8 18. Nxd5 Bd8 19. Bc3 f6 20. Qg3 b5 21. Ba5 Be6 {[#]} 22. Bxd8 $1 Bxd5 23. Ba5 b4 24. a3 Rb8 25. axb4 cxb4 26. Rf2 Qc5 27. d4 Qc4 28. Rg2 {[%csl Gg2][%CAl Rg3g7]} Rf7 29. f5 { [%eval 141,24]} (29. c3 $18 {[%eval 248,21]}) 29... Bxf3 $4 {[%eval 734,20] [%mdl 8192]} (29... Re8 $16 {[%eval 141,24]} 30. Rf2 Rfe7) 30. Qxb8+ {[%mdl 64] Double Attack} Rf8 31. Qxb4 Qd5 32. Rf2 Qxf5 33. Qb3+ {[%mdl 64] Double Attack} Bd5 34. Rxf5 Bxb3 35. cxb3 Re8 36. d5 Re2 37. Rd1 Rxb2 38. d6 Rxb3 39. d7 { [%eval 1336,6]} (39. Bc7 $142 {[%eval 32744,29]} Rg3+ 40. Kf2 Rc3 41. d7 Rc2+ 42. Kg1 h6 43. d8=Q+ Kh7 44. Qd3 {[%mdl 64] Double Attack}) 39... Rg3+ 40. Kf2 {White mates.} Rh3 41. d8=Q+ Kf7 42. Qd7+ Kg6 43. Rg1+ {Accuracy: White = 31%, Black = 39%.} 1-0 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.24"] [White "Meca, Rares-Stefan"] [Black "Nguyen, Vuong Tung Lam"] [Result "0-1"] [ECO "B08"] [BlackElo "1528"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "90"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 11,89,-9,55,-9,25,-81,-5,-102,-81,-133,-73,-147,-90,-297,-275,-385,-351, -371,-357,-358,-308,-378,-318,-351,-308,-343,-296,-475,-461,-486,-481,-476, -475,-492,-462,-959,-941,-949,-962,-966,-960,-978,-964,-975,-967,-1009,-1009, -1000,-999,-1289,-870,-1194,-1167,-1051,-1040,-29945,-7367,-6055,-6175,-29976, -29979,-29979,-29980,-29981,-29980,-29993,-29994,-29994,-29995,-29995,-29996, -29996,-29997,-29998,-29997,-29997,-29998,-29998,-29999,-29999]} 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bc4 O-O 6. Be3 c6 {[%eval 55,20]} (6... Nxe4 $11 { [%eval -9,22]} 7. Nxe4 d5) 7. Qd2 {[%eval -9,23] B08: Pirc Defence: Classical System.} (7. O-O $14 {[%eval 55,20]}) 7... b5 8. Bb3 {[%eval -81,21]} (8. Bd3 $1 $11 {[%eval 25,20]}) 8... b4 $17 9. Ne2 {[%eval -102,19]} (9. Na4 $1 $11 { [%eval -5,23] remains equal.}) 9... Nxe4 10. Qxb4 a5 11. Qa3 Bg4 $146 {[%eval -90,21]} (11... Nd7 $142 {[%eval -147,18]} 12. Bc4 e5) ({Predecessor:} 11... Nd7 12. O-O-O Nb6 13. Ng3 Nxg3 14. hxg3 a4 15. Bxf7+ Rxf7 16. Ng5 Rf5 17. Nxh7 Rb5 {0-1 (39) Krausse,V (1609)-Heymann,A (1879) Braunfels 2014}) 12. d5 $2 { [%eval -297,19] [#]} (12. c4 $17 {[%eval -90,21] might work better.}) 12... a4 $1 $19 {[%mdl 512]} 13. h3 (13. Bxa4 Qa5+) 13... Qa5+ 14. c3 Bxf3 (14... axb3 $2 15. Qxa5 Rxa5 16. hxg4 $19) 15. gxf3 Nf6 ({Less strong is} 15... axb3 16. Qxa5 Rxa5 17. fxe4 $17) (15... cxd5 16. fxe4 axb3 17. axb3 $15) 16. Bc2 Nxd5 17. b4 axb3 18. Qxa5 b2 ({Don't do} 18... Rxa5 19. Bxb3 Nd7 20. O-O $19) 19. Qxa8 $2 {[%eval -475,18] [#]} (19. Rb1 {[%eval -296,23] was forced.} Rxa5 20. Rxb2) 19... bxa1=Q+ 20. Bc1 Nxc3 21. Qa3 Nxa2 ({Not} 21... Nxe2 22. Kxe2 c5 23. Ba4 $19) 22. O-O Nxc1 23. Qxa1 {[%eval -959,20]} (23. Qxc1 $142 {[%eval -462, 21]} Qa7 24. Rd1) 23... Nxe2+ 24. Kg2 Bxa1 25. Rxa1 Nd4 26. Be4 c5 27. Rd1 Nbc6 28. f4 e6 29. Bxc6 Nxc6 30. Rxd6 {[%mdl 4096] Endgame KRN-KR} Nd4 31. f3 Rc8 32. Kf2 Nf5 33. Rd2 c4 34. Rc2 c3 35. Ke1 Nd4 {Black mates.} 36. Rc1 c2 37. f5 Nb3 38. f4 Nxc1 39. h4 Nd3+ 40. Ke2 c1=Q 41. h5 exf5 42. hxg6 Nxf4+ 43. Kf3 Rc3+ 44. Kf2 Qe3+ 45. Kf1 Rc1# {Accuracy: White = 43%, Black = 85%.} 0-1 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.25"] [White "Kulish, Sofiia"] [Black "Aarav, Lakhani"] [Result "0-1"] [ECO "D02"] [BlackElo "1491"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "56"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 15,56,-32,28,-2,0,-49,69,19,77,-10,35,-2,57,-37,-20,-49,-43,-97,-74, -127,-43,-127,-44,-88,-45,-75,-40,-101,-28,-107,0,-295,-304,-302,-290,-292, -252,-816,-801,-805,-646,-643,-633]} 1. Nf3 d5 2. d4 Nf6 3. e3 Bg4 4. Be2 e6 5. O-O Nbd7 6. b3 c6 7. Bb2 Bd6 8. Nbd2 O-O {[%eval 28,19]} (8... h6 $15 {[%eval -32,21]}) 9. h3 {A06: Réti Opening: 1 Nf3 d5.} Bf5 10. Ne5 {[%eval -49,21]} ( 10. c4 $11 {[%eval 0,24]}) 10... Bxe5 $146 {[%eval 69,22]} (10... Ne4 $15 { [%eval -49,21]}) ({Predecessor:} 10... h6 11. Bd3 Bxd3 12. Nxd3 Ne4 13. Nxe4 dxe4 14. Nc5 Bxc5 15. dxc5 Nxc5 16. Ba3 Qa5 {1/2-1/2 (43) Zatonskih,V (2330) -Polak,T (2420) Hlohovec 1995}) 11. dxe5 $14 {White is slightly better.} Ne4 12. Bd3 {[%eval -10,23]} (12. c4 $16 {[%eval 77,18]}) 12... Nxd2 {[%eval 35,21] } (12... Ndc5 $11 {[%eval -10,23] might be stronger.}) 13. Qxd2 Bxd3 {[%eval 57,15]} (13... Qe7 $11 {[%eval -2,22]}) 14. Qxd3 {[%eval -37,18]} ({White should try} 14. cxd3 $14 {[%eval 57,15]} a5 15. d4) 14... Qc7 $15 15. f4 Nc5 $36 {[%mdl 2048] Black fights for an advantage.} 16. Qc3 {[%eval -97,22]} (16. Qd1 $15 {[%eval -43,23]}) 16... Ne4 $17 17. Qd3 {[%eval -127,20]} ({White should play} 17. Qd4 {[%eval -74,24]}) 17... Rac8 {[%eval -43,23]} (17... b5 $17 {[%eval -127,20]} 18. c4 bxc4 19. bxc4 Rfd8) 18. Rac1 {[%eval -127,19]} ({ Better is} 18. a4 $15 {[%eval -43,23]}) 18... Rfd8 {[%eval -44,23]} (18... Qa5 $17 {[%eval -127,19]} 19. a4 a6) 19. c4 {[%eval -88,20]} (19. a4 $15 {[%eval -44,23]}) 19... Qb6 {[%eval -45,23]} (19... Qd7 $17 {[%eval -88,20]}) 20. Bd4 c5 21. Bb2 {[%eval -101,20]} (21. cxd5 $15 {[%eval -40,24]} exd5 22. Bc3) 21... Ng3 {[%eval -28,24]} (21... Qc6 $17 {[%eval -101,20] ...dxc4 is the strong threat.} 22. Rfd1 h6) 22. Rf2 {[%eval -107,22]} (22. Rf3 $11 {[%eval -28,24] remains equal.} Ne4 23. f5) 22... Nf5 {[%eval 0,27]} (22... Qc6 $17 {[%eval -107,22]}) 23. Rd2 $2 {[%eval -295,21][%mdl 8192]} (23. cxd5 $11 {[%eval 0,27]} Rxd5 24. Qe2) 23... dxc4 $19 {[%mdl 64] [#] Pin} 24. Qe2 Rxd2 ({Much less strong is} 24... cxb3 25. axb3 Rxd2 26. Qxd2 $19) 25. Qxd2 cxb3 26. Qd7 $2 { [%eval -816,22]} (26. axb3 {[%eval -252,25]} Rd8 27. Qc3) 26... Rd8 {Black is clearly winning.} 27. Qa4 bxa2 28. Qxa2 Nxe3 {Accuracy: White = 17%, Black = 45%.} 0-1 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.26"] [White "Paulet, Elena-Cristiana"] [Black "Cernea, Albert-Gabriel"] [Result "1-0"] [ECO "D00"] [WhiteElo "1308"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "51"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 9,50,50,105,50,88,34,99,46,111,96,139,96,198,195,206,166,204,184,264, 214,326,168,252,52,482,336,1501,1516,1887,770,937,726,29989,29990,29997,29997, 29997,29998,29998,29998,29998,29999,29999]} 1. d4 d5 2. Bf4 e6 3. Nf3 Nc6 4. e3 a6 5. c3 f5 {[%eval 105,21]} (5... Bd6 $14 {[%eval 50,23]}) 6. Nbd2 {[%eval 50, 21] D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} ( 6. c4 $16 {[%eval 105,21]}) 6... Nf6 7. h3 {[%eval 34,22]} (7. Qc2 $16 { [%eval 88,19]}) 7... Be7 $146 {[%eval 99,20]} ({Black should play} 7... Bd6 $14 {[%eval 34,22]}) ({Predecessor:} 7... b5 8. a3 h5 9. Be2 Be7 10. Ne5 Nxe5 11. dxe5 Nd7 12. Bxh5+ Kf8 13. g4 Nc5 {1-0 (26) West,G (1614)-Cook,A (1542) IECC email 1998}) 8. Be2 {[%eval 46,23]} (8. a3 $16 {[%eval 99,20]}) 8... h6 { [%eval 111,18]} (8... Ne4 $14 {[%eval 46,23]}) 9. Ne5 Nxe5 {[%eval 139,18]} ( 9... O-O $142 {[%eval 96,23]}) 10. dxe5 $16 ({Don't do} 10. Bxe5 $6 O-O $14) 10... Nd7 {[%eval 198,19]} (10... Ne4 $16 {[%eval 96,24]}) 11. Bh5+ $18 Kf8 12. g4 g5 13. Bh2 Nc5 {[%eval 264,19]} (13... Kg8 $142 {[%eval 184,21]} 14. Qc2 Nb6 ) 14. Qc2 c6 {[%eval 326,22]} (14... Qd7 $142 {[%eval 214,21]} 15. a4 b5) 15. f3 {[%eval 168,21]} (15. Nf3 $142 {[%eval 326,22]}) 15... b5 {[%eval 252,21]} ( 15... a5 $142 {[%eval 168,21]}) 16. Nb3 $2 {[%eval 52,19] [#]} (16. gxf5 $18 { [%eval 252,21] Hoping for f6.} exf5 17. b4) 16... Na4 $2 {[%eval 482,19][%mdl 8192]} (16... Nxb3 $14 {[%eval 52,19]} 17. axb3 a5) 17. Nd4 {[%CAl Rg4f5]} Qb6 $2 {[%eval 1501,20]} (17... c5 {[%eval 336,22]}) 18. gxf5 exf5 19. Nxf5 { [%eval 770,22]} (19. e6 $142 {[%eval 1887,20]} Bxe6 20. Nxe6+ Kg8 21. Qxf5 Qxe3+ 22. Kf1) 19... Bc5 20. Nd4 Rg8 21. e6 {White mates.} Bxd4 22. Qf5+ Ke7 23. Qf7+ {[%mdl 64] [#] Double Attack} Kd8 24. Qxg8+ Ke7 25. Qf7+ Kd8 26. Qf8# {Accuracy: White = 41%, Black = 21%.} 1-0 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.27"] [White "Gatej, Maria"] [Black "Nyktari, Anna Maria"] [Result "0-1"] [ECO "B40"] [WhiteElo "1172"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "52"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 10,51,20,-30,98,0,80,57,96,20,112,-95,95,0,21,-30,-16,-28,0,-176,-157, -176,-176,-188,-173,-195,-151,-658,-636,-773,-723,-830,-813,-982,-967,-29991, -29992,-29996,-29997,-29997,-29998,-29998,-29999,-29999]} 1. e4 c5 2. Nf3 e6 3. c4 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 {[%eval -30,23]} (6. Nxc6 $142 {[%eval 20, 20]} bxc6 7. Nc3) 6... Qc7 {[%eval 98,19] B44: Sicilian: Taimanov: 5 Nb5.} ( 6... Bb4 $11 {[%eval -30,23]}) 7. a3 {[%eval 0,22]} (7. Be2 $16 {[%eval 98,19]} ) 7... Be7 {[%eval 80,21]} (7... Nxe4 $11 {[%eval 0,22] remains equal.} 8. Nxe4 Qe5 {[%mdl 64] Double Attack}) 8. Be2 $16 O-O {White is slightly better.} 9. O-O {[%eval 20,23]} (9. Ndb5 $16 {[%eval 96,20]} Qb8 10. Be3) 9... Rd8 { [%eval 112,22]} (9... b6 $11 {[%eval 20,23] keeps the balance.}) 10. Bg5 $146 { [%eval -95,24]} (10. Be3 $16 {[%eval 112,22]}) ({Predecessor:} 10. Be3 d5 11. Ndb5 Qb8 12. cxd5 a6 13. Nd4 exd5 14. exd5 Nxd5 15. Nxd5 Rxd5 16. Bc4 {1-0 (28) Kovalevskaya,E (2450)-Matveeva,S (2410) Voronezh 2009}) 10... d5 $2 {[%eval 95, 19]} (10... Ng4 $1 $17 {[%eval -95,24] stays on course.} 11. Bxg4 Bxg5) 11. Ndb5 {[%eval 21,26]} ({Better is} 11. cxd5 $16 {[%eval 95,19]} Nxd5 12. exd5 Nxd4 13. Bxe7 (13. Qxd4 Bxg5 14. Rfd1 Qf4 $11) 13... Nxe2+ 14. Qxe2 Qxe7 15. Rad1) 11... Qb8 $11 12. Bxf6 {[%eval -30,22]} (12. exd5 $142 {[%eval 21,26]} Nxd5 {[%mdl 64] Discovered Attack} 13. cxd5 Bxg5 14. Bf3) 12... Bxf6 13. exd5 a6 14. Qc2 $2 {[%eval -176,19] [#]} (14. dxc6 $11 {[%eval 0,23]} axb5 15. Qc2) 14... Na5 $1 $19 ({Stronger than} 14... axb5 15. dxc6 bxc6 16. Rad1 $11) 15. b4 axb5 16. bxa5 bxc4 ({But not} 16... Rxa5 17. Rac1 $17) 17. Bxc4 exd5 ({Worse is } 17... Rxa5 18. dxe6 Bxe6 19. Bxe6 $11) 18. Rad1 $2 {[%eval -658,22]} (18. Bd3 $17 {[%eval -151,23]}) 18... dxc4 19. Ne4 Be6 20. Nc5 Bd5 21. Rb1 Qf4 {aiming for ...Be5.} 22. Nxb7 {[#]} Be5 $1 {[%csl Ge5][%CAl Rf4h2] Black mates.} 23. Rfe1 Qxh2+ {[%mdl 64] Double Attack} 24. Kf1 Bxg2+ 25. Ke2 Qh5+ 26. Ke3 Qf3# { Accuracy: White = 24%, Black = 63%.} 0-1 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.28"] [White "Olinici, Ana-Theodosia"] [Black "Papadopoulou, Roza Niki"] [Result "1-0"] [ECO "C25"] [WhiteElo "1142"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "53"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 9,52,-30,33,-15,281,127,362,338,591,488,514,463,540,471,1450,1420,1739, 1716,1832,1833,2087,1998,2213,2139,2225,2091,2233,2094,3450,3473,29957,29951, 3740,3311,3137,3218,3189,3121,29990,29991,29995,29994,29996,29997,29999]} 1. e4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 Bc5 5. Nge2 Ng4 {[%eval 33,23]} (5... O-O $11 { [%eval -30,19]}) 6. O-O $14 {C26: Vienna Game: 2...Nf6, sidelines .} Qf6 $2 { [%eval 281,21][%mdl 8192] [#]} (6... h5 $11 {[%eval -15,23]}) 7. Nd5 {[%eval 127,24]} (7. d4 $1 $18 {[%eval 281,21][%CAl Rd4c5][%mdl 512] and the rest is easy.} exd4 (7... Bxd4 8. Nxd4) 8. Nd5) 7... Qh6 $146 {[%eval 362,19]} (7... Bxf2+ $16 {[%eval 127,24] keeps fighting.} 8. Kh1 Qh6) ({Predecessor:} 7... Bxf2+ 8. Kh1 Qh6 9. h3 O-O 10. d4 Qh5 11. dxe5 Bc5 12. Ndf4 Qh6 13. Nd3 Be3 { 1-0 (61) Todorova,K (1786)-Naydenova,Y (1926) Sofia 2010}) 8. h3 $18 {White is winning.} Bb6 $2 {[%eval 591,20]} (8... Bxf2+ {[%eval 338,24]} 9. Rxf2 Nxf2 10. Kxf2 Qd6) 9. Nxb6 axb6 10. hxg4 d6 11. d4 O-O {[%eval 1450,22]} (11... Qg6 $142 {[%eval 471,23]} 12. d5 Ne7) 12. Bxh6 Bxg4 13. f3 Be6 14. d5 Nb4 15. dxe6 fxe6 16. Bd2 Nc6 17. Kf2 Ra7 18. Rh1 Kf7 19. Rxh7 Ke7 20. Rxg7+ Kd8 21. Bg5+ Kc8 22. Qh1 Kb8 23. Qh7 Ra8 24. Rxc7 {White mates.} Ka7 25. Rxb7+ Ka6 26. Qc7 {[%csl Gb7][%CAl Rc7b6][%mdl 64] [#] Double Attack} Rfc8 27. Qxb6# {Accuracy: White = 57%, Black = 7%.} 1-0 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.29"] [White "Platschek, Luca"] [Black "Bhandari, Arjun Neel"] [Result "0-1"] [ECO "C50"] [BlackElo "1111"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "68"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 18,67,23,-105,11,-62,-12,-62,-23,-90,-5,-35,0,-44,0,-47,26,-37,-31,-84, -54,-84,-78,-99,-80,-126,-62,-120,-84,-84,-84,-177,-56,-85,-76,-79,-76,-95,191, -29987,832,-757,-754,-757,-745,-29995,-29996,-29997,-29998,-29998,-29999, -29999]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. O-O O-O 6. d3 h6 7. h3 d6 8. Be3 Bb6 9. Bxb6 axb6 10. Nd5 {[%eval -105,18]} (10. Re1 $11 {[%eval 23,23] remains equal.}) 10... Be6 {[%eval 11,25] C50: Hungarian Defence and Giuoco Pianissimo.} (10... Nxd5 $17 {[%eval -105,18]} 11. Bxd5 Ne7) 11. Nxf6+ { [%eval -62,22]} (11. Re1 $1 $11 {[%eval 11,25]}) 11... Qxf6 $15 12. Bxe6 { [%eval -62,21]} (12. Nd2 $11 {[%eval -12,24]}) 12... Qxe6 {Black is slightly better.} 13. b3 $146 {[%eval -90,20]} (13. a4 $11 {[%eval -23,24]}) ({ Predecessor:} 13. a3 Rfd8 14. Re1 d5 15. Qe2 Nd4 16. Nxd4 exd4 17. exd5 Qxe2 18. Rxe2 Rxd5 19. Rae1 {1/2-1/2 (46) Retamoza Alfaro,S (1500)-Sanchez Riobo,E (1370) Paipa 2019}) 13... Nb4 {[%eval -5,25]} (13... Ra3 $17 {[%eval -90,20]}) 14. a3 Nc6 15. Nh4 Nd4 16. Nf3 c5 {[%eval 26,24]} (16... Nxf3+ $15 {[%eval -47, 20]} 17. Qxf3 b5) 17. Nxd4 {[%eval -37,22]} ({White should try} 17. a4 $11 { [%eval 26,24]}) 17... cxd4 18. Qd2 {[%eval -84,25]} (18. a4 $15 {[%eval -31,27] }) 18... Rfc8 $17 19. Rfc1 Rc3 20. a4 Qc8 21. Ra2 {[%eval -126,20] [#]} ({ Better is} 21. Qd1 {[%eval -80,26]}) 21... Qc5 {[%eval -62,27]} (21... b5 $1 $17 {[%eval -126,20][%mdl 512]}) 22. f4 {[%eval -120,22]} (22. Rb2 $15 { [%eval -62,27]}) 22... Rc8 23. fxe5 dxe5 24. Qf2 {[%eval -177,23]} (24. Rb2 $17 {[%eval -84,26] keeps fighting.}) 24... Rxd3 {[%eval -56,26]} (24... Rc7 $19 { [%eval -177,23] ...Rxd3! is the strong threat.} 25. Qg3 Rxb3 $1 {[%mdl 512]}) 25. Rf1 $15 Re3 {Hoping for ...Rc7.} 26. Qxf7+ {[%mdl 64] Double Attack} Kh8 27. Qxb7 d3 $2 {[%eval 191,23][%mdl 8192] [#]} (27... Qc3 $1 $17 {[%eval -95, 25] and life is bright. Threatens to win with ...Rxh3!} 28. b4 (28. Qxb6 $2 Re1 $19) 28... Rg8) 28. cxd3 $4 {[%eval -32741,28][%mdl 8192]} (28. b4 $1 $18 { [%eval 191,23][%mdl 512]} Qc4 (28... Qxb4 29. Qxc8+) 29. cxd3 (29. Qxb6 $2 Re2 $19) 29... Rxd3 30. Raf2) 28... Re2+ $4 {[%eval 832,27][%mdl 8192] [#]} (28... Re1+ {[%eval -32741,28] and all is fine.} 29. d4 Rxf1+ 30. Kxf1 Qc1+ 31. Ke2 Rc3 32. Rd2 Qg1 {[%mdl 64] Double Attack} 33. Qc8+ Rxc8 34. dxe5 Qxg2+ { [%mdl 64] Double Attack} 35. Ke3 Rc3+ {[%mdl 64] Double Attack} 36. Rd3 Qxh3+ 37. Kd2 Qxd3+ {[%mdl 64] Double Attack} 38. Ke1 Rc2 39. e6 Qe2#) 29. Kh2 $4 { [%eval -757,22][%mdl 8192]} (29. d4 $1 $18 {[%eval 832,27]} Qxd4+ 30. Kh2 Rxa2 31. Qxc8+ Kh7 32. Qf5+ Kh8 33. Qf8+ Kh7 34. Rf7 Rxg2+ 35. Kxg2 Qb2+ 36. Kh1 Qc1+ 37. Kh2 Qc2+ 38. Rf2 Qxe4 39. Qf5+ Qxf5 40. Rxf5) 29... Rxa2 $19 30. Rf7 Rg8 {( -> ...Qc2)} 31. Rf5 Qc2 {[%csl Ga2][%CAl Rc2g2][%mdl 64] Double Attack. Black mates.} 32. Kg3 Qxg2+ 33. Kh4 g5+ 34. Kh5 Qxh3# {Accuracy: White = 25%, Black = 45%.} 0-1 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.30"] [White "Nicu, Iulia-Gabriela"] [Black "Sarba, Marisa-Alexandra"] [Result "1-0"] [ECO "D02"] [WhiteElo "1102"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "63"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 9,62,1,48,-32,60,-51,-9,-80,-11,-100,9,-47,-7,-85,29,0,106,95,93,98,199, 64,158,7,90,61,118,0,56,8,154,143,558,505,553,436,467,353,509,366,682,675,851, 849,801,546,587,561,29989,29990,29994,29995,29998,29999,29999]} 1. d4 d5 2. Nf3 Nc6 3. Bf4 Bf5 4. a3 Nf6 5. e3 e6 6. Bb5 {[%eval -32,21] D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} (6. c4 $14 {[%eval 48,19] }) 6... a6 {[%eval 60,19]} (6... Bd6 $15 {[%eval -32,21]}) 7. Ba4 {[%eval -51, 20]} (7. Bxc6+ $14 {[%eval 60,19]} bxc6 8. Nc3) 7... b5 {[%eval -9,21]} (7... Bd6 $15 {[%eval -51,20] deserves consideration.}) 8. Bb3 $11 {The position is equal.} Na5 {[%eval -11,22]} ({Black should play} 8... Ne4 $17 {[%eval -80,19]} 9. h3 g5) 9. a4 $146 {[%eval -100,18]} (9. Nbd2 $11 {[%eval -11,22]}) ({ Predecessor:} 9. Ba2 c5 10. dxc5 Nb7 11. b4 a5 12. O-O Be7 13. Nc3 Ne4 14. Nxb5 O-O 15. c4 {1-0 (24) Eustace,S (951)-McGarity,M (782) Mount Buller 2005}) 9... c6 {[%eval 9,23]} ({Better is} 9... b4 $17 {[%eval -100,18]}) 10. axb5 { [%eval -47,21]} (10. O-O $11 {[%eval 9,23]}) 10... axb5 11. Nbd2 Bb4 {[%eval 29,21]} (11... Nd7 $17 {[%eval -85,21]}) 12. c3 Nxb3 {[%eval 106,22]} (12... Be7 $11 {[%eval 0,26]}) 13. Nxb3 $16 Be7 {[#]} 14. Ne5 $1 Rc8 {[%eval 199,21]} (14... O-O $16 {[%eval 98,24]}) 15. O-O {[%eval 64,22]} (15. Ra6 $18 {[%eval 199,21]}) 15... O-O {[%eval 158,21]} (15... Nd7 $14 {[%eval 64,22]}) 16. Bg5 $2 {[%eval 7,24]} ({White should try} 16. Ra6 $16 {[%eval 158,21]}) 16... Ne4 { [%eval 90,22]} (16... h6 $11 {[%eval 7,24]} 17. Bxf6 Bxf6) 17. Bxe7 Qxe7 18. f3 {[%eval 56,22]} (18. Re1 $16 {[%eval 118,22]}) 18... Nd6 $14 19. Na5 {[%eval 8, 23]} (19. Ra6 $14 {[%eval 56,22]}) 19... c5 {[%eval 154,21] [#]} (19... Qe8 $11 {[%eval 8,23]}) 20. Nac6 $1 $36 {[%CAl Rc6e7,Ba5c6,Bc6a7,Ba7b5][%mdl 2080] White is in control.} Qg5 $2 {[%eval 558,19][%mdl 8192]} (20... Qe8 $16 { [%eval 143,27] is more resistant.}) 21. f4 $18 Qf6 22. Nd7 Qh4 23. Nxf8 { g3 is the strong threat.} Kxf8 {[%eval 509,21]} (23... Rxc6 $142 {[%eval 353, 26]} 24. Nd7 cxd4 25. Ra8+ (25. cxd4 Rc8 $18) (25. exd4 Qd8 $18) 25... Rc8 26. Rxc8+ Nxc8 27. exd4 Qd8) 24. dxc5 Nc4 $2 {[%eval 682,21]} (24... Rxc6 {[%eval 366,22]} 25. cxd6 Rxd6) 25. Na7 Rxc5 26. Qd4 Qe7 27. b4 Rc7 28. Nxb5 {Hoping for Ra8+.} Rb7 29. Ra8+ {White mates.} Qe8 30. Qc5+ Re7 31. Rxe8+ {[%mdl 64] Back Rank} Kxe8 32. Qc8# {Accuracy: White = 45%, Black = 19%.} 1-0 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.31"] [White "Raduinea, Cristina-Alexandra"] [Black "Echimescu, Otilia-Elena"] [Result "1-0"] [ECO "A00"] [BlackElo "1061"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "77"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 9,76,-84,-42,-43,-27,-100,-21,-91,-7,-151,-73,-186,1,-100,28,-91,169,13, 92,-97,50,-2,337,350,462,385,651,169,760,650,654,631,922,908,1214,966,1127, 1039,1084,1064,1062,1049,1252,1233,1198,967,29994,1449,29993,996,1009,943,1121, 945,938,917,6332,6262,6358,6357,6335,6338,6276,1598,29988,29989,29995,29989, 29999]} 1. d4 d5 2. Nc3 Nc6 3. Bf4 e6 4. Qd3 Nf6 5. f3 $146 ({Predecessor:} 5. Nb5 Bd6 6. Qg3 Bxf4 7. Qxf4 e5 8. Qe3 O-O 9. dxe5 Nd7 10. e6 fxe6 11. Qxe6+ { 1-0 (22) Urikova,M-Pigosova,J ICCF email 2010}) 5... Nb4 {[%eval -42,19]} (5... Bd6 $17 {[%eval -84,18]} 6. Bxd6 Qxd6) 6. Qd2 $15 {D00: 1 d4 d5: Unusual lines. } c5 7. Nb5 {[%eval -100,18] [#]} (7. e4 $11 {[%eval -27,20] keeps the balance. }) 7... Na6 {[%eval -21,18]} (7... Nxc2+ $1 $17 {[%eval -100,18][%mdl 512]} 8. Kf2 (8. Qxc2 Qa5+ {[%mdl 64] Double Attack} 9. Kf2 Qxb5 $17) 8... Nxa1 9. Nc7+ Kd7 10. Nxa8 cxd4) 8. e3 {[%eval -91,17]} (8. e4 $11 {[%eval -21,18]}) 8... Be7 {[%eval -7,20]} ({Black should try} 8... Nh5 $1 $17 {[%eval -91,17]}) 9. O-O-O {[%eval -151,18]} (9. dxc5 $1 $11 {[%eval -7,20]} Bxc5 10. c3) 9... O-O { [%eval -73,20]} (9... c4 $142 {[%eval -151,18]} 10. e4 O-O) 10. g4 {[%eval -186,19]} (10. dxc5 $17 {[%eval -73,20]} Bxc5 11. Kb1) 10... Nd7 $2 {[%eval 1, 22]} (10... c4 $1 $19 {[%eval -186,19]} 11. Nc3 Bd7) 11. e4 {[%eval -100,19]} ( 11. dxc5 $11 {[%eval 1,22] remains equal.} Bxc5 12. a3) 11... Nb6 {[%eval 28, 19]} (11... dxe4 $1 $17 {[%eval -100,19]} 12. d5 exd5 13. Qxd5 Nf6) 12. g5 { [%eval -91,21]} (12. dxc5 $1 $11 {[%eval 28,19]} Bxc5 13. Nc3) 12... f6 $2 { [%eval 169,18][%mdl 8192]} (12... Bd7 $17 {[%eval -91,21] stays on course.}) 13. h4 $2 {[%eval 13,21]} (13. gxf6 $18 {[%eval 169,18]} Bxf6 14. e5) 13... Bd7 {[%eval 92,19] [#]} (13... dxe4 $11 {[%eval 13,21]} 14. fxe4 fxg5 15. Bxg5 Bd7) 14. Be2 $2 {[%eval -97,19]} (14. gxf6 $1 $16 {[%eval 92,19] keeps the pressure on.} Rxf6 15. Be5) 14... Nb4 {[%eval 50,20]} (14... c4 $17 {[%eval -97,19] And now ...fxg5 would win.} 15. Nc3 Na4 16. gxf6 Rxf6) 15. Bc7 {[%eval -2,20]} (15. gxf6 $14 {[%eval 50,20]} Rxf6 16. a3) 15... Qe8 $2 {[%eval 337,17][%mdl 8192]} (15... Nxa2+ $6 16. Kb1 $16) (15... Qc8 $1 $11 {[%eval -2,20]} 16. gxf6 Rxf6) 16. Nd6 $18 {[%mdl 64] Double Attack} Qg6 17. Nh3 {Black must now prevent Nf4.} e5 $2 {[%eval 651,16]} (17... Bxd6 {[%eval 385,22]} 18. h5 (18. Bxd6 dxe4 19. dxc5 N6d5 $18) 18... Qe8 19. Bxd6 Bb5) 18. f4 $2 {[%eval 169,18]} (18. dxc5 { [%eval 651,16]} Nxa2+ 19. Kb1) 18... Bxh3 $2 {[%eval 760,18]} (18... Bxd6 { [%eval 169,18]} 19. Bxd6 exd4) 19. f5 Nc4 20. Qe1 ({Not} 20. fxg6 Nxd2 21. Rxd2 (21. Rxh3 Nxe4 22. gxh7+ Kxh7 $16) (21. Kxd2 Be6 $14) 21... Bg2 $16) 20... Ne3 {[%CAl Re3f5] Threatens to win with ...Nxf5!} 21. fxg6 Nxd1 22. Bxd1 Bg2 23. Rh2 Bxe4 24. Nxe4 dxe4 25. Qxe4 fxg5 26. gxh7+ Kh8 27. Bxe5 gxh4 {[#]} 28. Qg6 {[%eval 1449,24]} (28. Bxg7+ $142 $1 {[%eval 32756,27]} Kxg7 29. Qxe7+ { [%mdl 64] Double Attack} Kh8 30. Qe5+ Kxh7 31. Rxh4+ Kg8 32. Rg4+ Kh7 33. Qh5#) 28... Bf6 29. Bd6 {[%eval 996,22]} (29. Rg2 $142 {[%eval 32754,22]} Nxa2+ 30. Kb1 Nc3+ 31. bxc3 Bxe5 32. dxe5 Rf7 33. Qxf7 g5 34. Rxg5 h3 35. Qg7#) 29... Rfd8 30. Bxc5 Bxd4 31. Bxb4 Be3+ 32. Bd2 Bxd2+ 33. Rxd2 Rxd2 34. Kxd2 Rd8+ 35. Ke1 h3 36. Qh5 Rd4 37. c3 {White mates.} Rd3 38. Bc2 Rg3 39. Qe8# {Accuracy: White = 30%, Black = 8%.} 1-0 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.32"] [White "Rosu, Alexia-Maria"] [Black "Tanush, Vadugu"] [Result "1-0"] [ECO "C41"] [WhiteElo "1027"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "51"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 9,50,-30,46,-47,47,-8,365,325,412,257,378,286,310,241,361,322,360,339, 725,291,782,776,766,776,809,684,872,761,813,692,744,619,915,898,1999,1886,1896, 1853,1856,1147,29998,29995,29999]} 1. e4 e5 2. Nf3 d6 3. Nc3 Nf6 4. d3 Be7 5. Be2 O-O {[%eval 46,21]} (5... c5 $11 {[%eval -30,22]}) 6. O-O {[%eval -47,20] C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves.} ({Better is} 6. d4 $14 {[%eval 46,21]}) 6... Bg4 {[%eval 47,19]} (6... c5 $15 {[%eval -47,20]}) 7. h3 {[%eval -8,23]} (7. d4 $14 {[%eval 47,19]}) 7... Bxh3 $2 {[%eval 365,18] [%mdl 8192] [#]} (7... Bh5 $11 {[%eval -8,23] and Black has nothing to worry.}) 8. gxh3 $18 {White is winning.} Nc6 $146 ({Predecessor:} 8... Qc8 9. Kg2 Nh5 10. Rh1 Qe6 11. Kf1 Nf4 12. Bxf4 exf4 13. Nd4 Qe5 14. Ndb5 Na6 {1-0 (23) Gyorfi,G-Kertesz,M Miskolc 2008}) 9. Nh4 Nd4 {[%eval 378,17]} (9... Nxe4 $142 { [%eval 257,21]} 10. dxe4 Bxh4) 10. Be3 Qd7 11. Kg2 Rad8 {[%eval 361,20]} (11... d5 $142 {[%eval 241,23]} 12. exd5 Nxd5) 12. Nf3 Nxe2 13. Qxe2 Ng4 $2 {[%eval 725,20]} (13... b5 {[%eval 339,21]} 14. a3 (14. Bxa7 c5 $18) 14... a5) 14. Rh1 {[%eval 291,20]} (14. hxg4 $142 {[%eval 725,20]} Qxg4+ 15. Kh1) 14... Qe6 $2 { [%eval 782,19]} (14... Nxe3+ {[%eval 291,20]} 15. fxe3 (15. Qxe3 f5 $18) 15... f5) 15. hxg4 Qxg4+ 16. Kf1 c6 17. Ke1 d5 18. Rg1 Qh3 19. Ng5 Bxg5 20. Bxg5 Rd7 21. Bf6 Qh6 22. Bxg7 Qh2 23. Kd2 {[#] Bxe5+ would kill now.} Qf4+ 24. Qe3 d4 25. Qxf4 exf4 26. Bf6# {Accuracy: White = 30%, Black = 0%.} 1-0 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.33"] [White "Muntean, Ana-Maria"] [Black "Vintu, Antonia-Maria"] [Result "1-0"] [ECO "C50"] [WhiteElo "1015"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "47"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 13,46,18,74,-48,-8,-88,11,-55,16,-91,67,-64,47,16,127,99,153,61,96,69, 197,62,252,61,252,3,198,50,211,152,224,207,676,619,29999]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 d6 6. h3 Be6 7. Bxe6 fxe6 8. Ng5 {[%eval -48,21] C50: Hungarian Defence and Giuoco Pianissimo.} (8. Na4 $16 {[%eval 74,20]}) 8... Qe7 $15 9. a3 {[%eval -88,20]} (9. Na4 $11 {[%eval -8,22]}) 9... O-O-O $146 {[%eval 11,23]} ({Black should play} 9... a6 $17 {[%eval -88,20]}) ({ Predecessor:} 9... h6 10. Nf3 Nd4 11. Nh4 Qf7 12. Be3 Nh5 13. Bxd4 Bxd4 14. Qf3 O-O 15. Rg1 Bxf2+ 16. Kd2 Bxh4 {0-1 (16) Badieh,M (1271)-Enkhbilig,R Batumi 2016}) 10. b4 {[%eval -55,20]} (10. O-O $11 {[%eval 11,23]}) 10... Bb6 { [%eval 16,23]} (10... Bd4 $15 {[%eval -55,20]} 11. Bd2 a6) 11. Bb2 {[%eval -91, 20]} (11. Na4 $11 {[%eval 16,23] keeps the balance.}) 11... Rhe8 $2 {[%eval 67, 20]} (11... a6 $17 {[%eval -91,20]}) 12. Nf3 {[%eval -64,21]} (12. Na4 $14 { [%eval 67,20]}) 12... Nd4 {[%eval 47,20]} (12... d5 $15 {[%eval -64,21]} 13. Na4 dxe4 14. Nxe5 Nxe5 15. Nxb6+ axb6 16. Bxe5 Rd5) 13. Na4 $14 d5 {[%eval 127, 19]} (13... Nxf3+ $11 {[%eval 16,21] remains equal.} 14. Qxf3 Kb8) 14. Nxb6+ $16 ({Don't do} 14. Nxe5 $6 dxe4 15. O-O Rf8 $14) 14... axb6 15. Bxd4 {[%eval 61,23]} ({Don't play} 15. Nxe5 $6 dxe4 16. O-O Rf8 $11) (15. Nxd4 $16 {[%eval 153,20]} exd4 16. e5 (16. Bxd4 dxe4 17. Be5 Rd5 $11)) 15... exd4 $14 16. e5 Nh5 {[%eval 197,21]} (16... Nd7 $14 {[%eval 69,23]}) 17. Nxd4 {[%eval 62,21]} (17. Qd2 $18 {[%eval 197,21]}) 17... Nf4 $2 {[%eval 252,21] [#]} (17... Qg5 $14 { [%eval 62,21]}) 18. O-O $2 {[%eval 61,23]} ({White must play} 18. g3 $1 $18 { [%eval 252,21]}) 18... Ng6 $2 {[%eval 252,20]} (18... Qg5 $14 {[%eval 61,23]} 19. Qg4 Qxe5) 19. Nb5 $2 {[%eval 3,21]} (19. f4 $18 {[%eval 252,20]}) 19... Nf4 $2 {[%eval 198,21]} (19... Nxe5 $11 {[%eval 3,21] and Black stays safe.} 20. f4 Ng6) 20. Qg4 {[%eval 50,22]} (20. d4 $18 {[%eval 198,21]}) 20... Ng6 $2 { [%eval 211,21]} ({Better is} 20... g5 $14 {[%eval 50,22]}) 21. a4 Nxe5 { [%eval 224,21]} (21... Rf8 $16 {[%eval 152,25]}) 22. Qg3 $18 Qxb4 $2 {[%eval 676,24]} (22... Ng6 {[%eval 207,24]}) 23. Qxe5 {[%csl Gb5][%CAl Re5c7] [#]} Qd2 24. Qxc7# {Accuracy: White = 23%, Black = 13%.} 1-0 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.34"] [White "Stanescu, David-Stefan"] [Black "Tzontas, Konstantinos"] [Result "1/2-1/2"] [ECO "C45"] [BlackElo "1064"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "94"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 11,94,-15,10,-31,14,-50,30,-71,-22,-56,-59,-77,-44,-59,-14,-75,-35,-69, 107,0,63,-9,48,30,84,11,71,-32,0,-161,18,-62,-58,-67,-45,-128,-110,-251,-105, -164,-140,-200,-187,-181,-176,-275,-237,-259,-218,-569,-558,-527,-458,-367, -355,-709,-12,-71,780,143,144,135,215,207,284,276,340,236,767,866,796,878,744, 0,0,0,677,12,928,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 Nf6 (6... Nge7 {with more complications.} 7. a4 a6 8. Bd3 d6 9. Qe2 O-O) 7. Bd3 {[%eval -31,19] C45: Scotch Game.} (7. a4 $11 {[%eval 10,22] was preferrable.} a5 8. Bb5) 7... d6 {[%eval 14,22]} (7... O-O $15 {[%eval -31, 19] should be considered.}) 8. Qe2 {[%eval -50,16]} (8. O-O $11 {[%eval 14,22]} ) 8... Be6 {[%eval 30,21]} (8... a5 $15 {[%eval -50,16]}) 9. Nd5 {[%eval -71, 20]} (9. Be3 $11 {[%eval 30,21]}) 9... O-O $17 10. Nxb6 axb6 11. O-O Bxb3 12. cxb3 Re8 13. Bg5 {[%eval -75,21]} (13. Re1 $11 {[%eval -14,22]}) 13... Nd4 ( 13... h6 $5 {[%CAl Rh6g5]} 14. Bxf6 Qxf6 $15) 14. Qd1 Nc6 $2 {[%eval 107,19]} ( 14... h6 $15 {[%eval -69,22] keeps the upper hand.} 15. Be3 Nc6) 15. Re1 { [%eval 0,24]} (15. f4 $1 $16 {[%eval 107,19]}) 15... h6 $146 {[%eval 63,19]} ( 15... d5 $11 {[%eval 0,24]}) ({Predecessor:} 15... Qe7 16. f3 Qe5 17. Qd2 Nd7 18. Bc4 h6 19. Be3 Nf6 20. Qc3 Qh5 21. a4 d5 22. exd5 Nxd5 23. Bxd5 Qxd5 24. Rad1 Qf5 25. Bf2 {1/2-1/2 (23) Nemec,J (1403)-Dvorakova,O (1455) Brno 2014}) 16. Bd2 {[%eval -9,22]} (16. Bh4 $14 {[%eval 63,19]}) 16... Ne5 {[%eval 48,20]} (16... d5 $11 {[%eval -9,22]}) 17. Bc2 $14 d5 {[%eval 84,21]} (17... c5 $11 { [%eval 30,25]}) 18. exd5 {[%eval 11,26]} ({White should play} 18. f4 $16 { [%eval 84,21]} Nc6 19. e5) 18... Qxd5 {[%eval 71,19]} (18... Nxd5 $11 {[%eval 11,26]} 19. Qe2 Qh4) 19. Re2 {[%eval -32,21]} ({White should try} 19. Bc3 $16 { [%eval 71,19]} Ned7 20. a3) 19... Rad8 20. Qe1 $2 {[%eval -161,20] [#]} (20. Bf4 $11 {[%eval 0,23] and White has nothing to worry.} Nc6 21. Qxd5 Nxd5 22. Rxe8+ Rxe8 23. Bd2) 20... Nd3 $2 {[%eval 18,26]} (20... Nf3+ $1 $19 {[%eval -161,20][%mdl 512]} 21. gxf3 Rxe2 22. Qxe2 Qxd2 23. Qxd2 Rxd2) 21. Bxd3 { [%eval -62,24]} (21. Qf1 $11 {[%eval 18,26]}) 21... Qxd3 $15 22. Rxe8+ Rxe8 23. Qc1 {[%eval -128,24]} (23. Be3 $15 {[%eval -45,25]}) 23... Re2 $17 24. Bf4 { [%eval -251,20]} (24. Bc3 $17 {[%eval -110,26]}) 24... Rc2 $40 {[%eval -105,26] [%mdl 128] Black has strong attack.} (24... Nd5 $19 {[%eval -251,20] is more deadly. aiming for ...Rc2.} 25. Bg3 c6) 25. Qe3 {[%eval -164,22]} (25. Qd1 $17 {[%eval -105,26]} Qf5 26. Rc1 Rxb2 27. Qd8+ Kh7 28. Qxc7) 25... Qxe3 $19 26. fxe3 {[%eval -200,23][%mdl 4096] Endgame KRB-KRN} (26. Bxe3 $17 {[%eval -140, 24]} Nd5 27. Rb1) 26... Nd5 27. Rd1 c6 28. Rb1 {[%eval -275,23]} (28. g3 $142 { [%eval -176,25]}) 28... g5 29. Be5 f6 30. e4 $2 {[%eval -569,22]} (30. Bc3 { [%eval -218,24]}) 30... fxe5 31. exd5 cxd5 {KR-KR} 32. Re1 e4 33. Rd1 $2 { [%eval -709,19]} (33. Kf1 {[%eval -355,21]} Kf7 34. Re2) 33... Rc5 $2 {[%eval -12,27]} (33... e3 $19 {[%eval -709,19]} 34. b4 d4) 34. b4 {[%eval -71,24]} ( 34. Kf1 $11 {[%eval -12,27] remains equal.}) 34... Rb5 $2 {[%eval 780,25][%mdl 8192] [#]} (34... Rc2 $17 {[%eval -71,24]} 35. Rxd5 e3) 35. a3 $2 {[%eval 143, 27]} (35. Rd4 $1 $18 {[%eval 780,25] is the precise move to win.}) 35... d4 $16 36. Rxd4 Re5 {[%eval 215,23]} (36... e3 $16 {[%eval 135,28] might work better.} ) 37. Kf2 $18 e3+ 38. Ke2 Kf7 39. Rd3 Ke6 $2 {[%eval 767,20]} (39... Rf5 { [%eval 236,28]} 40. Rxe3 b5) 40. Rxe3 Rxe3+ 41. Kxe3 {KP-KP} Kd5 42. Kd3 $2 { [%eval 0,35]} (42. Kf3 $18 {[%eval 744,27]} h5 43. Kg3) 42... b5 $11 43. b3 h5 $2 {[%eval 677,27][%mdl 8192]} (43... Ke5 $11 {[%eval 0,34]}) 44. a4 $2 { [%eval 12,31]} ({White has to play} 44. Ke3 $18 {[%eval 677,27] Strongly threatening h4!} Ke5 45. a4) 44... g4 $2 {[%eval 928,29][%mdl 8192]} (44... h4 $11 {[%eval 12,31]} 45. h3 (45. axb5 b6 $11) 45... Ke5) 45. a5 $2 {[%eval 0,45] } ({Better is} 45. g3 $18 {[%eval 928,29]} Ke5 46. axb5) 45... Ke5 {The position is equal.} 46. g3 Kd5 47. Ke3 Ke5 {Accuracy: White = 31%, Black = 37%. } 1/2-1/2 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.35"] [White "Nyktaris, Minas"] [Black "Dolana, Bogdan-Constantin"] [Result "1-0"] [ECO "D30"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "57"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 9,56,-49,113,-5,45,3,350,338,374,371,441,377,456,410,513,381,529,457, 484,451,529,480,607,496,539,426,582,598,663,627,708,631,647,633,626,617,803, 803,878,865,960,844,938,849,916,916,978,885,29999]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Nc6 5. Qc2 b6 $2 {[%eval 113,18] [#]} (5... dxc4 $15 {[%eval -49,21] stays ahead.} 6. Qxc4 Qd5 7. Qxd5 exd5) 6. cxd5 $146 {[%eval -5,23] E01: Catalan: Early deviations.} (6. Bg2 $1 $16 {[%eval 113,18]}) ({Predecessor:} 6. Bg2 Ba6 7. b3 Ne4 8. O-O Be7 9. Nbd2 Nd6 10. a3 Bf6 11. Bb2 Ne7 12. Rfe1 Rc8 { 0-1 (38) Alves,S (1512)-Lobo,J Fortaleza 2012}) 6... Qxd5 $11 7. Nc3 Nxd4 $2 { [%eval 350,18][%mdl 8192]} (7... Nb4 $11 {[%eval 3,22]} 8. Qd1 Qf5) 8. Qa4+ $18 {[%mdl 64] Double Attack. White has a decisive advantage.} Bd7 9. Qxd4 (9. Nxd5 Bxa4 10. Nxf6+ (10. Nxc7+ Kd7 $11) 10... gxf6 $18) 9... Qa5 10. Bd2 Bb4 11. a3 c5 12. Qc4 b5 13. Qa2 Bxc3 14. Bxc3 ({Weaker is} 14. bxc3 Bc6 $18) 14... Qb6 15. Bg2 Rd8 16. O-O O-O 17. Rfd1 Ng4 18. h3 Nh6 19. Ne5 Qc7 20. Nxd7 Rxd7 21. Rxd7 Qxd7 22. Qb3 c4 23. Rd1 Qc7 24. Qxb5 Rd8 25. Rxd8+ Qxd8 26. Qxc4 Qd1+ 27. Kh2 {[#] Qc8+ would kill now.} Qd8 28. Qd4 {[%CAl Rd4d8]} Qd7 29. Qxg7# { Accuracy: White = 75%, Black = 13%.} 1-0 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.36"] [White "Seremet, Gabriel"] [Black "Tramindan, Costel-Horatiu"] [Result "1-0"] [ECO "C55"] [WhiteElo "1108"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "43"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 9,42,126,141,86,540,174,405,400,577,529,775,739,775,717,761,645,878,663, 746,546,881,832,865,870,870,871,937,946,1474,1448,1475,1395,29998,29999,29999] } 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O d5 5. exd5 Nxd5 6. Re1 {[%eval 86,22] C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack.} ({Better is} 6. d4 {[%eval 141,20]}) 6... Bd6 $2 {[%eval 540,18][%mdl 8192] [#]} (6... Be7 $16 {[%eval 86,22] is a better chance.}) 7. d4 $2 {[%eval 174,23]} (7. Bxd5 { [%eval 540,18]} O-O 8. Nc3) 7... O-O $146 {[%eval 405,22]} (7... Be6 {[%eval 174,23]} 8. Bb3 (8. Nxe5 Bxe5 9. dxe5 O-O $14) (8. dxe5 Be7 $16) 8... exd4) ({ Predecessor:} 7... Qf6 8. Bxd5 Be6 9. Bxc6+ bxc6 10. dxe5 Bxe5 11. Nxe5 Qf5 12. Nxc6 O-O 13. Ne7+ {1-0 (13) Falge,R (1553)-Schubert,S Solingen 2010}) 8. Bxd5 $18 {White is winning.} Nb4 {[%eval 577,19]} (8... Bb4 {[%eval 400,22] might work better.} 9. Bxc6 (9. dxe5 Bxe1 10. Nxe1 Nxe5 $18) 9... Bxe1) 9. Bb3 Qe8 10. dxe5 Bc5 11. a3 Nc6 12. Nc3 h6 13. Na4 Be7 14. e6 f6 15. Qe2 Qh5 16. Bf4 g5 17. Bxc7 Qg4 {[#]} 18. Bd6 $1 {[%mdl 64] Promotion} Bxd6 19. e7+ Kg7 20. exf8=Q+ Kxf8 21. Qe8+ Kg7 22. Qg8# {Accuracy: White = 52%, Black = 5%.} 1-0 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.37"] [White "Stanciu, Rares-Stefan"] [Black "Ghetu, Matei-Adrian"] [Result "0-1"] [ECO "C46"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "38"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 15,37,-80,0,-214,-192,-305,-249,-260,-246,-374,-153,-386,-267,-379,-224, -405,-250,-299,-300,-468,-283,-29998,-29996,-29999]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Bc4 Nf6 5. O-O d6 6. Ng5 O-O 7. d3 h6 8. Nf3 Bg4 {[%eval 0,25]} (8... a5 $17 {[%eval -80,19]}) 9. Bd2 $2 {[%eval -214,21] [#] C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack.} (9. h3 $1 $11 {[%eval 0,25]} Bxf3 10. Qxf3) 9... Nd4 $1 $19 10. a3 {[%eval -305,23]} (10. Be3 $142 {[%eval -192,22]}) 10... Nxf3+ {[%mdl 64] Overworked Piece} 11. gxf3 {Black is clearly better.} Bh3 12. Re1 {[%eval -374,18]} (12. Na4 {[%eval -246,25] was called for.} Bxf1 13. Nxc5) 12... a6 $146 {[%eval -153,22]} (12... Nh5 $19 {[%eval -374,18]} 13. Qe2 Qh4) ( {Predecessor:} 12... Nh5 13. b4 Bd4 14. Be3 Bxc3 15. f4 Nxf4 16. Bxf4 exf4 17. Qf3 Qg5+ 18. Kh1 Bg4 {0-1 (34) Palmer,P-Wilkie,M (1223) Parramatta 2008}) 13. b4 $2 {[%eval -386,20]} (13. Be3 $17 {[%eval -153,22] keeps fighting.}) 13... Bb6 14. a4 {[%eval -379,20]} (14. Rb1 $142 {[%eval -267,23]}) 14... Ba7 { [%eval -224,24]} (14... Bd4 $142 {[%eval -379,20]} 15. Kh1 Bxf2) 15. b5 $2 { [%eval -405,19]} (15. Ne2 {[%eval -224,24]}) 15... axb5 16. axb5 Nh5 17. Ne2 { [%eval -468,21]} (17. d4 {[%eval -300,23] was worth a try.}) 17... Qh4 {[#]} 18. Bc3 $2 {[%eval -32763,51]} (18. d4 $1 $19 {[%eval -283,24][%mdl 512]}) 18... Qg5+ 19. Kh1 Qg2# {Accuracy: White = 6%, Black = 32%.} 0-1 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.38"] [White "Dragan, Vlad-Nicolae"] [Black "Dincov, Gabriel"] [Result "1-0"] [ECO "D00"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "63"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 9,62,424,499,398,437,290,306,268,776,766,782,769,784,766,787,773,815, 765,1252,1175,1224,1197,1370,1164,1257,1264,1493,1413,2021,1491,1885,1547,2354, 1824,1802,1792,1885,2005,2697,2871,2867,2891,2309,1928,1928,1901,2477,2439, 29992,29987,29992,6264,29998,29989,29999]} 1. d4 d5 2. Nc3 {[%CAl Bb1c3,Bc3b5, Bb5c7,Bc7a8,Ba8b6][%mdl 32]} Nf6 3. Bf4 b6 4. Nb5 c6 $146 ({Predecessor:} 4... e5 5. dxe5 Ne4 6. f3 Nc5 7. e4 Be6 8. c4 c6 9. Nd6+ Bxd6 10. exd6 dxc4 11. Qd4 {1-0 (49) Kuzmich,V-Aksiuk,V Evpatoria 2009}) 5. Nc7+ Kd7 6. Nxa8 {D00: 1 d4 d5: Unusual lines.} Bb7 7. Bxb8 Qxb8 8. Nxb6+ {White has a decisive advantage.} Kc7 $2 {[%eval 776,19]} (8... axb6 {[%eval 268,22]} 9. Nf3 e6 10. Ne5+ Ke8) 9. Na4 $18 e6 10. e3 Bb4+ 11. c3 Bd6 12. Nf3 Ng4 13. Ne5 Rf8 14. Nxg4 Re8 15. Bd3 e5 16. O-O exd4 17. cxd4 c5 18. Nxc5 h6 19. a4 {[%CAl Ba2a4,Ba4a5,Ba5a6][%mdl 32]} Rh8 20. a5 g5 21. a6 Bc6 22. Nf6 Be7 {[#]} 23. Nfd7 $1 Qxb2 (23... Bxd7 24. Nb7) 24. Rb1 Qa3 25. Rb3 Qa5 26. Qa1 Qxa1 27. Rxa1 Rg8 28. Ne5 {[#] White threatens Rc1 and mate.} Rf8 29. Nxc6 Kxc6 30. Rb7 {Intending Bb5+ and mate.} Re8 31. Rab1 Bd6 32. Bb5# {[%mdl 64] Skewer} 1-0 [Event "International Online Chess Festival - F"] [Site "www.chess.com"] [Date "2020.05.12"] [Round "4.39"] [White "Bhandari, Agastya"] [Black "Ionescu, Erika-Maria"] [Result "1-0"] [ECO "D00"] [Annotator "Tactical Analysis 3.0 (10s)"] [PlyCount "65"] [EventDate "2020.05.09"] [EventRounds "9"] [EventCountry "ROU"] {[%evp 9,64,-12,26,-57,132,-9,312,145,186,31,80,0,14,-102,119,46,128,38,279,76, 272,105,296,292,425,406,532,498,756,674,729,693,764,727,905,891,1061,1052,1058, 1043,1760,1492,2758,2721,29989,29990,29990,29991,29990,29989,29991,29992,29996, 29997,29997,29998,29999]} 1. d4 d5 2. Bf4 Nf6 3. e3 Nc6 4. c3 Bf5 5. Qb3 Rb8 6. c4 $146 {[%eval -57,22] D00: 1 d4 d5: Unusual lines.} ({White should play} 6. Be2 $11 {[%eval 26,25]}) ({Predecessor:} 6. Bb5 e6 7. Qa4 Bd6 8. Bxc6+ bxc6 9. Qxc6+ Ke7 10. b3 Bd3 11. Qa4 Ne4 12. Bxd6+ Qxd6 {0-1 (62) Ljubisavljevic,Z (2215)-Pulito,A (2281) Torino 2011}) 6... b6 $2 {[%eval 132,18]} (6... e6 $1 $15 {[%eval -57,22] keeps the upper hand.}) 7. Nc3 {[%eval -9,23]} (7. cxd5 $16 {[%eval 132,18]} Na5 8. Bb5+ Bd7 9. Qa4) 7... e6 $2 {[%eval 312,20][%mdl 8192]} (7... Na5 $1 $11 {[%eval -9,23]} 8. Qb5+ Bd7) 8. Nf3 {[%eval 145,23]} (8. Qa4 $18 {[%eval 312,20] is the precise move to win.}) 8... Bb4 {[%eval 186,19]} ( 8... a6 $16 {[%eval 145,23]}) 9. a3 $2 {[%eval 31,21]} (9. cxd5 $18 {[%eval 186,19]} Qxd5 10. Qxd5 exd5 11. Bb5) 9... Bxc3+ $1 $14 10. bxc3 {[%eval 0,21]} (10. Qxc3 $16 {[%eval 80,19] Strongly threatening cxd5.} Ne7 11. Be2) 10... O-O 11. Be2 {[%eval -102,20]} (11. cxd5 $11 {[%eval 14,23]} Na5 12. Qb2) 11... a5 $2 {[%eval 119,19]} (11... Na5 $17 {[%eval -102,20] keeps the pressure on.} 12. Qa4 dxc4 13. Bxc4 Ne4) 12. O-O {[%eval 46,22]} (12. cxd5 $16 {[%eval 119,19]} Qxd5 13. c4) 12... Qd7 {[%eval 128,21]} (12... Nh5 $14 {[%eval 46,22]}) 13. h3 {[%eval 38,24]} ({Better is} 13. a4 $16 {[%eval 128,21]}) 13... Rfe8 $2 { [%eval 279,20]} (13... dxc4 $14 {[%eval 38,24]} 14. Bxc4 (14. Qxc4 b5 $14) 14... Qc8) 14. Rfc1 $2 {[%eval 76,22]} (14. cxd5 $18 {[%eval 279,20]} Nxd5 15. Bb5) 14... Rb7 $2 {[%eval 272,19]} (14... a4 $16 {[%eval 76,22] might work better.} 15. Qb5 dxc4) 15. Bh2 $2 {[%eval 105,22]} (15. cxd5 $18 {[%eval 272, 19] has better winning chances.} Qxd5 16. Bc4) 15... Rbb8 $2 {[%eval 296,19]} ( 15... a4 $16 {[%eval 105,22]} 16. Qb2 Na5) 16. cxd5 $18 exd5 {[%eval 425,21]} ( 16... Qxd5 {[%eval 292,23] was worth a try.} 17. Bc4 Qd8) 17. Bb5 Be4 { intending ...Bxf3.} 18. Ne5 Qf5 {[%eval 756,21]} (18... Nxe5 $142 {[%eval 498, 26]} 19. Bxd7 Nexd7) 19. Bxc6 Qg5 {[%csl Ge4][%CAl Rg5g2]} 20. Bg3 Re6 21. c4 Ree8 22. cxd5 Red8 {[#]} 23. d6 $1 {[%mdl 64] Decoy} cxd6 24. Nxf7 {[%mdl 64] Double Attack} Qg6 25. Nxd8+ Kh8 26. Bxe4 {White threatens Nf7+ and mate.} Nxe4 27. Nf7+ {White mates.} Kg8 28. Ne5+ Kh8 29. Nxg6+ hxg6 30. Rc7 Nd2 31. Qf7 { [%csl Gc7][%CAl Rf7g7][%mdl 64] [#] Double Attack} Rg8 32. Qxg6 {[%CAl Rg6h5]} Nb3 33. Qh5# {Accuracy: White = 21%, Black = 6%.} 1-0