[Event "Nyttårslyn 2020"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Engeset, Audun"] [Black "Berg, Dan Magnus"] [Result "1-0"] [ECO "C41"] [Annotator "Tactical Analysis 2.20 (17s)"] [PlyCount "59"] [SourceVersionDate "2020.01.07"] {[%evp 11,59,145,145,127,198,167,168,155,199,199,225,225,599,576,656,566,609, 542,542,520,598,582,623,622,615,615,1121,677,1072,1044,1540,1540,1536,1528, 1533,1534,1584,1580,29990,29991,29995,29994,29995,29986,29993,29987,29996,2586, 2841,29990]} 1. e4 e5 2. Nf3 Nc6 3. d4 d6 4. dxe5 dxe5 5. Qxd8+ Nxd8 6. Nxe5 Bd6 7. Nd3 {C41: Philidor Defence} c5 (7... Nc6) ({Predecessor:} 7... Nf6 8. e5 Bxe5 9. Nxe5 Nd7 10. Nxd7 Bxd7 11. Bd3 Nc6 12. O-O Nd4 13. Re1+ Ne6 14. Nc3 O-O {1-0 (38) Quintero Perdomo,A (1993)-Rodriguez Sabater,L Santa Cruz de Tenerife 2011}) 8. e5 Be7 9. Be3 {White is clearly better.} b6 (9... Ne6 10. Nc3 Nh6) 10. Nc3 Ba6 11. Nd5 {Hoping for Nc7+.} Nc6 (11... Rc8 12. b3 h5) 12. Nc7+ {[%mdl 64] Double Attack} Kf8 {Now ...Bxd3 and Black clings on.} 13. Nxa6 Rd8 14. O-O-O c4 15. Nf4 Nxe5 16. Be2 Nf6 17. Rxd8+ Bxd8 18. Rd1 Nc6 19. Bxc4 g6 20. Bb5 Ne7 21. Rxd8+ Kg7 22. Rxh8 Kxh8 23. Bd4 Kg8 24. Bxf6 Nd5 25. Nxd5 Kf8 26. Nac7 a6 27. Bxa6 h5 28. Nxb6 g5 29. Bxg5 (29. Nd7+ $142 Kg8 30. Bd3 h4 31. Nd5 g4 32. Ne7#) 29... f6 30. Bxf6 {Accuracy: White = 70% (6/3/11), Black = 5% (0/1/8).} 1-0 [Event "Nyttårslyn 2020"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Helmersen, Geir"] [Black "Engeset, Audun"] [Result "1/2-1/2"] [ECO "D87"] [Annotator "Tactical Analysis 2.20 (17s)"] [PlyCount "84"] [SourceVersionDate "2020.01.07"] {[%evp 18,84,26,44,98,84,85,83,113,111,151,135,135,62,63,63,113,76,157,150,209, 217,238,79,417,75,67,66,69,64,76,9,91,0,136,136,136,146,163,160,183,175,190, 175,212,166,254,220,224,118,118,17,18,9,9,-9,4,-53,-36,-44,-23,-25,-24,-71,-25, -25,4,4,4]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 O-O 9. Be3 Qa5 10. O-O Bg4 {D87: Exchange Grünfeld: Classical Line: Variations without ...cxd4} (10... Nd7) ({Predecessor:} 10... Nd7 11. a4 Nb6 12. Bb5 c4 13. d5 a6 14. Bxb6 Qxb6 15. Bxc4 Bg4 16. h3 Qc5 17. Bxa6 Rxa6 18. hxg4 {0-1 (70) Farago,I (2379)-Zhao,Y (2396) Budapest 2019}) 11. f3 Bd7 12. Rb1 b5 {White is better.} 13. Bd5 Bc6 14. Bxc6 Nxc6 15. dxc5 ( 15. d5 Ne5 16. Bxc5) 15... Qxa2 16. Nd4 Ne5 (16... Rfd8) 17. Nxb5 Nc4 ( 17... Rfd8 18. Ra1 Qc4) 18. Bd4 e5 (18... Bxd4+ 19. Qxd4 Nd2) 19. Bf2 $1 Rfd8 {} 20. Nd6 (20. Ra1 {[%CAl Ra1a2] is the precise move to win.} Rxd1 21. Rxa2) 20... Qa6 {[%mdl 8192]} (20... Nxd6 {is tougher. } 21. cxd6 Qa6) 21. Ra1 (21. Qe2) 21... Qc6 {[%CAl Rc4d6]} 22. Qc2 Nxd6 23. cxd6 Rxd6 24. Rxa7 (24. c4) 24... Rc8 (24... Rxa7 25. Bxa7 Qc4 ) 25. Rc1 (25. Qb3 Rd7 26. Rfa1) 25... Rd7 (25... Bh6 {keeps the balance.} 26. Qb3 Qc4 27. Qxc4 Rxc4) 26. Rxd7 Qxd7 {} 27. c4 Bf8 28. c5 Qc6 29. h3 Bh6 30. Rd1 Bf4 31. Qd3 Ra8 (31... Qa4 32. h4 Bh6) 32. Qd6 Qa4 {intending ...Qc2.} 33. c6 (33. g3 Bh6 34. Rb1) 33... Rc8 34. c7 (34. g3 $16 Bh6 35. c7 Rxc7 36. Rb1 (36. Qxc7 Qxd1+ 37. Kg2 Qa1)) 34... Rxc7 35. Qd8+ Kg7 36. Bh4 {White threatens Bf6+ and mate.} Rc6 37. Rb1 ({White should try} 37. Be7 Qxd1+ 38. Qxd1) 37... Qc2 38. Rf1 Be3+ 39. Kh1 Qe2 40. Qd1 (40. Re1 Qd2 41. Qd5) 40... Qxd1 (40... Qc4) 41. Rxd1 Rc1 42. Rxc1 Bxc1 {Accuracy: White = 49% (9/11/31), Black = 45% (8/12/31).} 1/2-1/2 [Event "Nyttårslyn 2020"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Ihlen, Sivert"] [Black "Helmersen, Geir"] [Result "1/2-1/2"] [ECO "C41"] [Annotator "Tactical Analysis 2.20 (17s)"] [PlyCount "86"] [SourceVersionDate "2020.01.07"] {[%evp 9,86,21,31,-21,-21,-21,-21,-50,-47,-56,5,-5,42,40,57,-73,-72,-73,-73, -73,-59,-98,-49,-85,-83,-162,-87,-134,-120,-127,-104,-154,-102,-98,-102,-100, -58,-91,-74,-74,-17,-57,31,23,21,21,58,34,51,0,0,0,0,0,0,0,0,0,0,0,929,943,828, 731,682,-18,-40,-40,0,0,0,0,0,0,11,0,0,0,0]} 1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. d5 (5. Bc4 Be7 6. O-O O-O 7. Re1 c6 8. a4 a5 9. h3 Nb6 10. Bf1 exd4 11. Nxd4 d5 12. e5 Ne8 13. Qf3 g6 14. Bh6 Ng7 15. Rad1 Nd7 16. Qe3 Nc5 17. Kh1 {0-1 (55) Predke,A (2676)-Morozevich,A (2659) Moscow 2019}) 5... c6 6. Bg5 { C41: Philidor Defence} (6. dxc6 bxc6 7. Bc4) 6... h6 7. Bh4 Be7 ({ Predecessor:} 7... g5 8. Bg3 Qa5 9. Qd2 cxd5 10. Nxd5 Qxd2+ 11. Nxd2 Nxd5 12. exd5 f5 {0-1 (59) Vasquez Sanchez,A (1799)-Castillo Ortiz,N (2028) Santo Domingo 2015}) 8. dxc6 bxc6 9. Bc4 Nf8 (9... Rb8) 10. O-O g5 (10... Rb8 ) 11. Bg3 Ng6 12. Nd2 (12. h3 {keeps the upper hand.}) 12... h5 13. f3 h4 {[%mdl 2048] Black is really pushing.} 14. Bf2 Nf4 15. Ne2 Qc7 (15... h3 16. g3 Ne6) 16. Nxf4 gxf4 17. Bb3 (17. Kh1) 17... Ba6 (17... h3 {Strongly threatening ...hxg2.} 18. g4 fxg3 19. hxg3 Ba6) 18. Bc4 (18. c4) 18... Bxc4 19. Nxc4 h3 20. g3 (20. Qe2) 20... fxg3 (20... d5 21. Nd2 fxg3 22. hxg3 h2+ 23. Kh1 Rb8) 21. Bxg3 Nh5 22. Qe1 Rg8 ({Better is} 22... O-O-O) 23. Rd1 O-O-O 24. Kh1 Nxg3+ (24... f6) 25. hxg3 d5 ({ Black should try} 25... Rg6) 26. exd5 cxd5 27. Nxe5 Bd6 28. f4 { Rd3 is the strong threat.} (28. Rxd5 Rge8) 28... Bxe5 29. Qxe5 (29. fxe5 $14 Kb8 30. Rd2) 29... Rxg3 30. Rxd5 Rxd5 31. Qxd5 Qxc2 {[%mdl 4096] Endgame KQR-KQR} 32. Qa8+ Kd7 {aiming for ...Qg2+.} 33. Qb7+ Ke8 {Threatens to win with ...Qg2+.} 34. Qb8+ Ke7 {[%mdl 8192]} (34... Kd7 35. Qxa7+ Kd6 36. Qb6+ Kd7 37. Qb7+ Kd6) 35. Re1+ Kf6 36. Qe5+ Kg6 {} 37. Qe4+ (37. f5+ {[%mdl 512]} Qxf5 38. Qxg3+ Kh6 39. Kh2) 37... Qxe4+ 38. Rxe4 { KR-KR} Kf6 39. Ra4 {The position is equal.} Rf3 40. Rxa7 Rxf4 41. Kh2 Rf3 42. Ra3 Rf2+ {[%mdl 64] Double Attack} 43. Kxh3 Rxb2 {Accuracy: White = 53% (21/7/36), Black = 63% (16/15/38).} 1/2-1/2 [Event "Nyttårslyn 2020"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Helmersen, Geir"] [Black "Nygård, Jacob Ounji"] [Result "1-0"] [ECO "E22"] [Annotator "Tactical Analysis 2.20 (17s)"] [PlyCount "49"] [SourceVersionDate "2020.01.07"] {[%evp 9,49,-1,50,38,35,25,58,0,87,-165,13,22,213,213,215,121,224,177,177,56, 167,163,424,424,421,421,421,421,424,424,424,424,424,424,600,442,1204,1210,1242, 1246,1500,1583]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. Nf3 Na6 (5... Nc6 $11 6. a3 Bxc3+ 7. Qxc3 Ne4) (5... Nc6 6. dxc5 Ne4 7. Bd2 Nxd2 8. Nxd2 Bxc5 9. g3 b6 10. Bg2 Bb7 11. O-O Na5 12. Qc2 Bxg2 13. Kxg2 Rc8 14. Rac1 O-O 15. Qd3 Be7 16. Rfd1 Qc7 {1/2-1/2 (57) Ehlvest,J (2532)-Huebner,R (2574) Puhajarve 2016 }) 6. a3 {E22: Nimzo-Indian: 4 Qb3} Bxc3+ 7. Qxc3 O-O ({Predecessor:} 7... b6 8. Bg5 Bb7 9. Rd1 Ne4 10. Qc1 f6 11. Be3 Qe7 12. Nd2 Rc8 13. Nxe4 Bxe4 14. f3 cxd4 15. Bxd4 {1/2-1/2 (35) Raza,A (1697)-Krasnov,S (1977) San Francisco 2015}) 8. Bf4 (8. b4) 8... cxd4 (8... Ne4 9. Qc2 d5) 9. Nxd4 { [%mdl 8192] } (9. Qxd4 {is necessary to keep the advantage.} d5 10. e3) 9... Re8 (9... e5 {[%CAl Re5f4]} 10. Bxe5 Ne4) 10. Nb5 {Black must now prevent Nd6.} b6 (10... d5 {and Black has nothing to worry.} ) 11. Nd6 Rf8 12. e3 (12. g3) 12... Qe7 (12... Nh5 {was worth a try.}) 13. Rd1 Nc5 14. Nxc8 (14. b4 Nb7 15. Qd4) 14... Raxc8 (14... Rfxc8 $14 15. Bd6 Qd8) 15. Bd6 {[%mdl 64] Skewer} Nfe4 (15... Qd8) 16. Bxe7 { White is clearly winning.} Nxc3 17. bxc3 Rfe8 18. Bxc5 Rxc5 19. Rxd7 Ra5 20. Bd3 Rxa3 {With the idea ...Ra1+.} 21. Kd2 a5 (21... g6 22. c5 bxc5) 22. Rb7 Rb3 (22... Ra2+ 23. Bc2 Rd8+ 24. Kc1 Ra1+ 25. Bb1 Ra4) 23. Kc2 a4 24. Ra1 Ra8 {} 25. Rxa4 {[%mdl 512] Accuracy: White = 49% (11/3/19), Black = 11% (4/2/15).} 1-0 [Event "Nyttårslyn 2020"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Ihlen, Sivert"] [Black "Flermoen, Dag"] [Result "1/2-1/2"] [ECO "C79"] [Annotator "Tactical Analysis 2.20 (17s)"] [PlyCount "52"] [SourceVersionDate "2020.01.07"] {[%evp 13,52,65,61,60,64,60,66,52,54,49,48,-3,0,-4,-4,-10,-5,-41,29,-31,22,22, 22,-15,41,42,81,28,80,33,60,58,59,59,59,17,95,95,109,100,133]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. d4 exd4 7. Nxd4 Bd7 8. Nxc6 {C79: Ruy Lopez: Steinitz-type lines with 3...a6 4 Ba4 Nf6 5 0-0 d6} Bxc6 9. Bxc6+ bxc6 10. Re1 {White is slightly better.} Be7 11. Nc3 O-O 12. e5 (12. Be3) ( {Predecessor:} 12. Ne2 Qd7 13. Ng3 Rfe8 14. Bd2 Qg4 15. e5 dxe5 16. Qxg4 Nxg4 17. h3 Nf6 18. Rxe5 Bd6 19. Rxe8+ Rxe8 {1-0 (42) Motylev,A (2665)-Demchenko,A (2615) Jerusalem 2015}) 12... dxe5 13. Rxe5 Qxd1+ 14. Nxd1 Rfe8 (14... Bd6 {keeps more tension.} 15. Re1 Rfe8 16. Rxe8+ Rxe8 17. Ne3 Bc5) 15. Nc3 Rad8 ( 15... Ng4 16. Re4 Bc5) 16. Be3 (16. Bg5) 16... Bb4 ({Black should try} 16... Ng4 17. Ra5 Nxe3 18. fxe3 Rd2) 17. Rxe8+ Rxe8 18. Rd1 Bd6 ({ Black should play} 18... Bxc3 19. bxc3 Nd5) 19. h3 Nh5 20. Na4 (20. Rd4 $16) 20... Nf4 (20... f5 {remains equal.}) 21. Nc5 ({Better is} 21. Bxf4 $16 Bxf4 22. Kf1) 21... f6 22. Bxf4 Bxf4 23. g3 Bd6 24. Nb7 (24. Nb3) 24... Be5 (24... Rb8 {keeps the balance.} 25. Nxd6 cxd6) 25. b3 Bc3 26. Rd8 Rxd8 {Accuracy: White = 58% (6/5/18), Black = 37% (7/4/18).} 1/2-1/2 [Event "Nyttårslyn 2020"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Helmersen, Geir"] [Black "Moholt, Jan Tore"] [Result "1-0"] [ECO "A48"] [Annotator "Tactical Analysis 2.20 (17s)"] [PlyCount "143"] [SourceVersionDate "2020.01.07"] {[%evp 10,143,0,-1,21,17,58,51,58,51,66,33,67,65,76,75,83,91,107,81,110,112, 128,100,114,48,150,80,99,66,255,253,339,202,300,238,218,218,265,189,284,120, 114,74,148,113,149,143,142,-132,78,75,81,74,76,74,77,50,61,59,58,62,58,45,75,0, 49,50,49,26,47,0,0,-77,71,71,71,75,77,71,102,103,103,123,121,121,174,160,226, 226,226,226,226,226,319,320,524,461,664,644,712,712,773,751,646,723,1235,1222, 1220,1238,3272,1127,1881,825,2483,479,1613,743,753,378,542,0,29994,374,565,503, 521,521,522,538,538,526,29979,29980,29986,29984]} 1. d4 Nf6 2. Bf4 d6 3. Nf3 g6 4. e3 Bg7 5. c3 O-O 6. Nbd2 Bg4 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems} (6... b6 7. h3 Bb7 8. Be2 Nbd7 9. O-O Qe8 10. Bh2 e5 11. a4 a6 12. Qc2 Qe7 13. b4 Nd5 14. Bc4 e4 15. Qxe4 Qxe4 16. Nxe4 Nxe3 17. fxe3 Bxe4 { 1-0 (34) Dubov,D (2677)-Triapishko,A (2508) Sochi 2017}) 7. h3 Bxf3 (7... Bf5 $11) 8. Nxf3 Nbd7 {White is slightly better.} 9. Be2 c5 10. Qb3 Qb6 11. O-O Qxb3 ({Predecessor:} 11... Rfc8 12. Bh2 Qxb3 13. axb3 a6 14. Nd2 cxd4 15. exd4 d5 {0-1 (37) Lomasov,S (1868)-Petkov,M (1646) Albena 2011}) 12. axb3 cxd4 13. exd4 a6 14. Bd3 Rac8 15. Rfe1 Nd5 16. Bg3 Rfe8 17. Nd2 (17. Ra5) 17... e5 {} ({Black should play} 17... Nxc3 18. bxc3 Rxc3) 18. dxe5 (18. Be4 $142 {[%CAl Re4d5]} N7f6 19. dxe5 Nxe4 20. Nxe4 Bxe5 21. Bxe5 (21. Nxd6 Bxd6 22. Bxd6 Rxe1+ 23. Rxe1 Rd8) 21... Rxe5 22. Nxd6 {[%mdl 64] Double Attack} Rxe1+ 23. Rxe1) 18... dxe5 19. Rad1 Kh8 (19... Nf4 20. Bc2 Nc5) 20. Ne4 $18 {Hoping for Nd6.} Rc6 21. Ng5 (21. Bc4 N5f6 22. Nd6 Rxd6 23. Rxd6) 21... f5 (21... f6) 22. Bxf5 gxf5 23. Rxd5 Nb6 24. Rdd1 ({But not} 24. Bxe5 Kg8) ({Stronger than} 24. Rexe5 Bxe5 25. Bxe5+ Kg8) 24... e4 ( 24... Kg8 25. Bxe5 Bxe5) 25. h4 (25. Nf7+ {and White stays clearly on top.} Kg8 26. Nd6) 25... Kg8 26. Nh3 Rce6 (26... Rc5) 27. Nf4 R6e7 28. Rd6 Nc8 29. Nd5 {[%mdl 8192]} (29. Rd2 {and life is bright.}) 29... Nxd6 $2 (29... Rf7 {stays on course.} 30. c4 Nxd6 31. Bxd6 Bxb2) 30. Nxe7+ Rxe7 31. Bxd6 {[%mdl 4096] Endgame KRB-KRB} Rd7 32. Bf4 Kf7 33. Re2 Rd1+ 34. Kh2 Ke6 35. Rd2 Rb1 36. b4 Bf6 37. Kg3 (37. g3) 37... h5 (37... Rh1 38. Bg5 Be5+ 39. Bf4 Bxf4+ 40. Kxf4 Rxh4+ 41. Ke3 Rh1) 38. Rd6+ Ke7 39. Rd2 Ke6 40. Bg5 (40. f3 {was preferrable.}) 40... Be5+ 41. f4 (41. Bf4 { keeps the balance.}) 41... exf3+ (41... Bc7) 42. Kxf3 Rf1+ 43. Ke2 Rg1 44. Kd3 Rb1 45. Kc4 Re1 46. b5 axb5+ 47. Kxb5 f4 (47... Rb1) 48. Kb6 Re4 (48... Rb1) 49. Kxb7 Ra4 50. Re2 {Black must now prevent b3.} Kf5 51. Rc2 Kg4 (51... Ke4 {was necessary.} 52. Re2+ Kf5) 52. b4 Ra1 (52... f3 53. gxf3+ Kxf3) 53. b5 Ra3 (53... Kf5 54. c4 Ke4) 54. c4 f3 55. gxf3+ Rxf3 56. c5 Rf7+ 57. Ka6 Kf5 58. b6 {aiming for Rf2+.} Ke6 59. c6 Kd6 60. b7 (60. c7 $142 Rf8 61. b7 Rf1 62. b8=Q Ra1+ 63. Kb5 Rb1+ 64. Kc4 Bf6 65. Rd2+ Ke7 66. Qd8+ Kf7 67. Qxf6+ Kg8 68. c8=Q+ Kh7 69. Qch8#) 60... Kc7 61. Kb5 (61. Be3 Kd8 62. Bb6+ Ke7 63. c7 Bxc7 64. Rxc7+ Ke6 65. Rxf7 Kxf7 66. b8=Q) 61... Rf5 62. Ka5 (62. Rc5 Rf3 63. Rxe5 Rb3+ 64. Kc5 Rc3+ 65. Kd5 Rd3+ 66. Kc4 Rg3 67. Bf4) 62... Rf7 (62... Bc3+ 63. Ka4 Ra5+ 64. Kb3 Be5) 63. Rc4 (63. Be3 $142 Rf1 64. Bb6+ Kb8 65. Re2 Bc3+ 66. Kb5 Rb1+ 67. Kc5 Bb4+ 68. Kd5) 63... Rf1 64. Re4 Rb1 (64... Bd6 65. Re6 Ra1+ 66. Kb5 Rb1+ 67. Kc4 Kxc6) 65. Rb4 (65. Rxe5 {Re6 would kill now.} Kxc6 66. Bd2) 65... Rd1 {[%mdl 8192] } (65... Rxb4 66. Kxb4 Kxc6) 66. Rc4 (66. b8=Q+ {mates} Kxc6 67. Qb7+ Kd6 68. Rb6+ Kc5 69. Qc6+ Kd4 70. Rb4+ Kd3 71. Qc4#) 66... Rb1 (66... Rf1 67. Be7 Bg3) 67. Ka4 Ra1+ 68. Kb3 Rb1+ 69. Kc2 Rf1 70. Kd3 Rf3+ 71. Ke4 { [%mdl 64] Double Attack} Bd6 72. Kxf3 {Accuracy: White = 44% (27/16/64), Black = 33% (17/18/66).} 1-0 [Event "Nyttårslyn 2020"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Ihlen, Sivert"] [Black "Helmersen, Geir"] [Result "0-1"] [ECO "A48"] [Annotator "Tactical Analysis 2.20 (17s)"] [PlyCount "60"] [SourceVersionDate "2020.01.07"] {[%evp 9,60,17,26,-4,20,21,21,26,47,17,21,-57,-56,-56,-56,-56,-39,-67,-55,-65, -65,-88,-88,-150,-138,-166,-136,-231,-231,-221,-191,-212,-142,-230,-181,-186, -101,-191,-131,-326,-97,-404,-196,-225,-146,-625,-625,-696,-553,-624,-621, -2017,-2020]} 1. d4 Nf6 2. Bf4 d6 3. e3 Nbd7 4. Nf3 g6 5. Nbd2 Bg7 6. c3 { A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems} c5 (6... Nh5 7. Bg5 h6 8. Bh4 g5 9. Bg3 e6 10. Bc4 Qe7 11. Nf1 f5 12. N3d2 {0-1 (59) Tymrakiewicz,R (2285)-Szelag,M (2466) Poland 2017}) 7. Bd3 O-O 8. O-O {The position is equal.} a6 9. a3 ({Predecessor:} 9. h3 b5 10. dxc5 Nxc5 11. Bc2 Bb7 12. Qe2 Nfe4 13. Nxe4 Nxe4 14. Nd2 Nc5 15. Rfd1 {1-0 (30) Sahin,F (1631)-Sari,E (1355) Konya 2019}) 9... b5 10. dxc5 (10. a4) 10... Nxc5 11. Bc2 Bb7 12. Qe2 Rc8 13. Rad1 Qb6 14. Bg3 a5 15. Nd4 {} Ba6 16. Qf3 ({Better is} 16. Bh4) 16... b4 {And now ...bxc3 would win.} 17. axb4 axb4 18. cxb4 (18. c4) 18... Qxb4 ({Don't do} 18... Bxf1 19. bxc5 dxc5 20. Nf5) 19. Rfe1 Bb7 ({Resist} 19... Qxb2 20. Bh4) 20. Qe2 Nfd7 ({But not} 20... Qxb2 21. Nc4) 21. b3 ( 21. N2f3) 21... Ba6 22. Qf3 Bb7 ({Black should play} 22... Bxd4 23. exd4 Ne6 {[%mdl 64] Discovered Attack}) 23. Qe2 Ne5 (23... e5 24. Qb5 Qc3) 24. Bxe5 {} (24. Nc4 {was necessary.}) 24... Bxe5 (24... dxe5 $19 {has better winning chances.} 25. N4f3 e4) 25. N4f3 {[%mdl 8192]} (25. Nc4 {is more resistant.}) 25... Bg7 (25... Ba6 26. Nc4 Nxb3 27. Bxb3 Qxb3 28. Nfxe5 dxe5) 26. Nd4 Nd7 27. N4f3 {[%mdl 8192]} (27. Bb1) 27... Rxc2 {Black is clearly winning.} 28. Qd3 Qc3 29. Qb5 Bc6 30. Qb6 Nxb6 { Accuracy: White = 38% (6/7/25), Black = 47% (10/8/25).} 0-1 [Event "Nyttårslyn 2020"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Helmersen, Geir"] [Black "Hamberg, Kim"] [Result "1-0"] [ECO "A57"] [Annotator "Tactical Analysis 2.20 (17s)"] [PlyCount "109"] [SourceVersionDate "2020.01.07"] {[%evp 23,109,27,33,31,33,25,54,38,123,76,77,75,114,114,146,86,84,-62,102,55, 67,41,53,67,207,189,217,175,665,575,454,630,935,935,935,908,1784,1790,29984, 29983,29985,29984,29986,29986,29993,1033,1051,1055,1053,1028,1169,1173,1137, 1132,1323,1323,1429,1429,1853,1492,29971,2787,29972,29973,29976,29972,29976, 29977,29978,29979,29980,29981,29986,29986,29989,29990,29990,29989,29991,29991, 29992,29992,29994,29994,29994,29994,29995,29995]} 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. b6 Qxb6 6. Nc3 d6 7. e4 g6 8. a4 Bg7 9. a5 Qc7 10. Nf3 Bg4 11. Be2 O-O 12. O-O Nbd7 13. h3 {A57: Benko/Volga Gambit} ({Predecessor:} 13. Nd2 Bxe2 14. Qxe2 e6 15. dxe6 fxe6 16. Qc4 Rfe8 17. Nf3 Qc6 18. Rd1 Rab8 19. Qd3 Bf8 20. e5 Nxe5 21. Nxe5 dxe5 {1/2-1/2 (39) Iskusnyh,S (2488)-Shutukov,S (2327) Soukhumi 2007}) 13... Bxf3 14. Bxf3 Ne8 15. Be2 {White is slightly better.} f5 (15... Bd4) 16. Qc2 ({White should play} 16. exf5 gxf5 17. Qc2) 16... fxe4 17. Nxe4 ({Much weaker is} 17. Qxe4 Bd4) 17... Nef6 18. Ng5 Qb7 {} 19. Ne6 (19. Rd1) 19... Rf7 20. Nxg7 (20. Rd1) 20... Rxg7 (20... Kxg7 {stays ahead.} 21. Re1 Nxd5) 21. Bh6 (21. Rd1) 21... Rf7 22. Rfe1 Nxd5 23. Bg4 {Hoping for Qc4.} Re8 ({Black should try} 23... Nb4 24. Qc3 Nf8) 24. Be6 {[%mdl 1024] Black must now prevent Qe4. White has strong compensation.} N5f6 25. Rad1 {Qc4 is the strong threat.} Ne5 (25... Qb5 26. g4 Nf8) 26. f4 Ned7 27. Qc4 Ref8 28. Bxf8 Kxf8 29. Bxf7 Nh5 30. Bg8 {[%csl Gg8][%CAl Rc4f7]} Ke8 31. Qf7+ {[%mdl 64] Double Attack} Kd8 32. Qxe7+ {[%mdl 64] Double Attack} Kc8 33. Be6 Nxf4 34. Qxd7+ (34. Qf8+ $142 Kc7 35. Qxd6+ {[%mdl 64] Double Attack} Kd8 36. Qf8+ Kc7 37. Rxd7+ { [%mdl 64] Double Attack} Kc6 38. Qd6+ Kb5 39. Rxb7+ Kxa5 40. Ra1#) 34... Qxd7 35. Bxd7+ Kxd7 36. Rf1 Ne6 37. Rf7+ {[%mdl 64] Double Attack} Kc6 38. Rxh7 Nd4 39. Rg7 Kb5 40. Rxg6 Kxa5 41. Rxd6 Kb4 42. R6xd4+ (42. R1xd4+ cxd4 43. h4 Kb3 44. h5 Kc2 45. h6 d3 46. Kf2 d2 47. Ke2) 42... cxd4 43. Rxd4+ {[%mdl 4096] Endgame KR-KP. White mates.} Kb3 44. Rd6 a5 45. Ra6 Kb4 46. h4 a4 47. h5 Kb3 48. h6 Kxb2 49. Rxa4 {KR-K} Kb3 50. Ra7 Kb4 51. h7 Kb5 52. h8=Q Kb6 53. Qb8+ Kc6 54. Rc7+ Kd6 55. Qd8+ {Accuracy: White = 64% (10/5/18), Black = 29% (5/5/ 15).} 1-0 [Event "Nyttårslyn 2020"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Engeset, Bjarte"] [Black "Helmersen, Geir"] [Result "0-1"] [ECO "C41"] [Annotator "Tactical Analysis 2.20 (17s)"] [PlyCount "98"] [SourceVersionDate "2020.01.07"] {[%evp 0,98,36,6,42,39,77,85,113,75,93,89,86,68,67,27,31,-17,-42,-79,22,-31,14, -90,-90,-90,-90,-148,-163,-176,-162,-161,-171,-171,-54,-175,-177,-174,-167, -175,-173,-166,-172,-182,-171,-218,-224,-264,-271,-304,-304,-305,-310,-857, -238,-802,-266,-281,-269,-276,-266,-291,-272,-274,-248,-264,-236,-290,-280, -297,-297,-314,-314,-339,-339,-346,-334,-334,-116,-409,-400,-460,-462,-516, -453,-519,-562,-558,-557,-601,-595,-699,-716,-1706,-1742,-1160,-2120,-1939, -2244,-2771,-2558]} 1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7 5. Bc4 Be7 6. Bg5 h6 7. Bh4 c6 8. Qe2 b5 9. Bb3 a5 10. a3 Ba6 11. Qd2 b4 12. axb4 axb4 13. Na4 Nxe4 14. Bxe7 Nxd2 ({Weaker is} 14... Kxe7 15. Qe3) 15. Bxd8 Nxf3+ 16. gxf3 {Bc7 is the strong threat.} Rxd8 (16... Kxd8 17. d5 Bb7) 17. O-O-O (17. Nb6 Bc8 18. Nxd7 Bxd7 19. dxe5) 17... Be2 18. Rde1 Bxf3 19. Rhg1 O-O 20. dxe5 Nxe5 21. Re3 Bh5 22. f4 (22. Rh3 Be2 23. Re3) 22... Nf3 23. Rg2 Nd4 24. Nb6 Rfe8 25. Rxe8+ Rxe8 26. Kd2 (26. Ba4) 26... c5 (26... Nf3+ 27. Kd3 Ne1+ {[%mdl 64] Double Attack} 28. Kd4 Bf3) 27. Nd5 (27. Bd5) 27... Nxb3+ (27... Nf3+ 28. Kd3 Ne1+ {[%mdl 64] Double Attack} 29. Kc4 Nxg2) 28. cxb3 {Black should prevent Nf6+.} Kh7 29. Ne3 Re4 30. Rf2 Rd4+ 31. Kc2 Kg8 32. f5 Kf8 33. Rd2 Rxd2+ 34. Kxd2 Ke7 35. Nd5+ Kd7 36. Ke3 Bd1 37. Nb6+ Kc6 38. Nc4 Bxb3 (38... f6 39. Kd2 Bg4) 39. Nd2 (39. Na5+ Kd5 40. Nxb3) 39... Bc2 40. h4 d5 41. Nf3 Kd6 42. Kd2 Bxf5 43. Ke3 d4+ 44. Kd2 Kd5 { aiming for ...c4.} 45. h5 c4 {Strongly threatening ...c3+.} 46. Nh4 Be4 { ( -> ...c3+)} 47. Ke2 c3 48. bxc3 bxc3 49. Kd1 Kc4 0-1 [Event "Nyttårslyn 2020"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Helmersen, Geir"] [Black "Skau, Karl Isak"] [Result "1-0"] [ECO "E81"] [Annotator "Tactical Analysis 2.20 (17s)"] [PlyCount "97"] [SourceVersionDate "2020.01.07"] {[%evp 12,97,10,-13,52,51,69,38,38,30,50,22,37,37,71,67,83,69,166,154,313,226, 320,303,303,303,279,281,397,382,615,593,678,678,1004,411,796,710,721,482,840, 783,2071,2034,1834,238,237,243,236,236,269,250,250,186,186,163,161,148,165,147, 208,198,224,171,181,172,180,144,311,317,502,499,508,498,555,492,518,476,961, 963,963,963,934,934,930,850,29987,29986]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 a6 7. Nge2 Be6 {E81: King's Indian: Sämisch: 6th move deviations (including 6 Be3 c6)} ({Better is} 7... Nc6) ({Predecessor:} 7... Nbd7 8. Qd2 b5 9. cxb5 axb5 10. Nxb5 c6 11. Nbc3 e5 12. Rd1 Re8 13. Ng3 d5 14. Be2 h5 15. O-O {1/2-1/2 (50) Ding,L (2805)-Grischuk,A (2775) Stavanger 2019 }) 8. d5 Bd7 9. Qd2 c5 {White is slightly better.} 10. g4 b5 11. Ng3 {[%CAl Rc4b5]} b4 12. Nd1 Bc8 13. Bh6 Nbd7 14. h4 Nb6 ({Black should play} 14... Bxh6 $14 15. Qxh6 Kh8) 15. h5 Bxg4 (15... Ra7 16. hxg6 (16. Bxg7 Kxg7 17. hxg6 fxg6) 16... fxg6) 16. fxg4 Nxg4 (16... Bxh6 17. Qxh6 Nxg4) 17. Bxg7 Kxg7 18. Ne3 Ne5 {Strongly threatening ...Nf3+.} 19. O-O-O {aiming for hxg6.} Rh8 (19... Kh8 {is a better defense.} 20. Kb1 g5) 20. Be2 h6 (20... Qg8 21. Ngf5+ Kf8) 21. hxg6 fxg6 22. Rdf1 Qd7 {} 23. Rhg1 (23. Nef5+ $142 {[%mdl 512]} gxf5 24. Nxf5+ Qxf5 25. Rxf5) 23... Raf8 (23... Rh7 24. Nh5+ Kh8) 24. Ngf5+ Kg8 25. Nh4 g5 (25... Rxf1+ 26. Bxf1 g5) 26. Nef5 e6 27. dxe6 Qxe6 {} 28. Qxd6 (28. Rxg5+ {[%mdl 512]} Kf7 (28... hxg5 29. Qxg5+) 29. Bh5+ Kf6 30. Nd4+ Ke7 31. Rg7+ Rf7 32. Nhf5+ Ke8 33. Nxe6) 28... Qxd6 29. Nxd6 Rxf1+ 30. Bxf1 Kg7 31. Nhf5+ Kf6 32. Rh1 h5 33. Be2 h4 34. Ne3 Nbd7 35. Ndf5 Rh7 (35... Ke6 {was worth a try.}) 36. Nd5+ Ke6 37. b3 Nf6 38. Nxf6 Kxf6 39. Kd1 g4 (39... a5 40. Ne3 Kg6) 40. Rxh4 Rxh4 (40... Rd7+ 41. Ke1 Kg5) 41. Nxh4 Kg5 42. Ng2 Nf3 43. Kc2 Nd4+ 44. Kd3 Nxe2 ( 44... Ne6 45. Kd2 Nf8) 45. Kxe2 Kf6 46. Ke3 Kg5 47. Nf4 Kh4 48. e5 { White wants to mate with e6.} g3 49. e6 {Accuracy: White = 67% (18/15/41), Black = 28% (9/13/40).} 1-0
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