[Event "II TORNEIO INTERNO FFC 2024"] [Site "Jacarepaguá - Rio de Janeiro"] [Date "2024.07.13"] [Round "4.1"] [White "Claudio, Teixeira Azeredo Ma"] [Black "Joao, Eudes De Oliveira"] [Result "0-1"] [ECO "B10"] [WhiteElo "1844"] [BlackElo "1812"] [Annotator "Stockfish 16.1"] [PlyCount "70"] [EventDate "2024.07.06"] [EventCountry "BRA"] {[%evp 9,69,-16,30,25,54,65,75,5,67,-16,-14,-128,-128,-401,-401,-401,-397,-499,-489,-495,-342,-758,-419,-399,-379,-379,-379,-388,-370,-386,-376,-436,-439,-445,-445,-445,-408,-617,-608,-587,-505,-531,-503,-531,-478,-478,-478,-478,372,361,656,656,656,61,61,61,52,52,57,-70,-78,-29999]} 1. e4 {[%CAl Be2e4,Be4e5,Be5e6][%mdl 32]} c6 2. Ne2 d5 3. e5 Bf5 4. Nd4 ({Relevant:} 4. Ng3 Bg6 5. h4 h6 6. h5 Bh7 7. e6 Qd6 8. exf7+ Kxf7 9. d4 e5 10. dxe5 Qxe5+ 11. Be2 Bc5 12. Nd2 Nf6 13. Nf3 Qc7 14. Nd4 Nbd7 15. O-O Rhe8 16. c3 Kg8 17. a4 a5 18. Re1 Ne5 19. Be3 Ba7 20. Qd2 Qf7 21. Ndf5 Bxe3 22. Nxe3 Rf8 23. Rf1 Rae8 24. Qd4 Ne4 25. Nxe4 Bxe4 26. f3 Bh7 27. Rae1 Qf6 28. f4 Nd7 29. Ng4 Qxd4+ 30. cxd4 Re4 31. g3 Rxd4 32. Bf3 Bf5 33. Re7 Rf7 {Mamedov,R (2703)-Van Foreest,J (2614) Skopje 2018 0-1}) 4... Bg6 5. e6 f6 {[#]} 6. Nc3 $146 {B10: Caro-Kann: 2 d3 and 2 c4.} ({Predecessor:} 6. Nb3 {[%eval -40,19] 6.?c3 0.20} b6 7. Nd4 Qc7 8. Nc3 Nh6 9. g4 {[%eval -35,19]} ({White should play} 9. Bd3 $11 {[%eval 25,18]}) 9... f5 {[%eval 113,17]} (9... Qf4 $15 {[%eval -35,19] keeps the upper hand.} 10. Nce2 Qxg4) 10. gxf5 $2 {[%eval -47,21]} (10. g5 $16 {[%eval 113,17]}) 10... Nxf5 $15 11. Nxf5 Bxf5 12. Qh5+ {[%eval -145,21]} (12. d4 $15 {[%eval -47,18]}) 12... g6 $17 13. Qe2 Bg7 14. h4 Qe5 15. Qxe5 Bxe5 16. Ba6 $2 {[%eval -670,20][%mdl 8192]} (16. h5 $17 {[%eval -121,17]}) 16... Nxa6 $19 17. a3 Bxc3 18. dxc3 Bxe6 19. Be3 O-O-O 20. O-O-O Bd7 21. Bg5 Rde8 22. Kb1 e5 23. Be3 Bf5 24. f4 e4 25. Bd4 Rhg8 26. h5 g5 27. Be3 gxf4 28. Bxf4 Rg4 29. Bd2 Reg8 30. Be3 Nc7 31. b4 Ne6 32. Kb2 Ng5 33. Bxg5 R8xg5 34. h6 Rg2 35. c4 e3 {Draber,M-Zorn,N freechess.de 2015 0-1}) ({Predecessor:} 6. Nb3 b6 7. Nd4 Qc7 8. Nc3 Nh6 9. g4 f5 10. gxf5 Nxf5 11. Nxf5 Bxf5 12. Qh5+ {0-1 (43) Draber,M-Zorn,N freechess.de 2015}) 6... Qb6 7. Qg4 Na6 8. a3 {[%eval 5,19] Inhibits Nb4.} (8. Bxa6 $16 {[%eval 75,18] Hoping for Be2.} Qxa6 9. d3) 8... c5 {[%eval 67,18]} ({Better is} 8... Nh6 $11 {[%eval 5,19]} 9. Qf4 O-O-O) 9. Bb5+ {[%eval -16,19]} (9. Nxd5 Qd6 10. Bxa6 (10. Bb5+ $2 Kd8 $17) 10... bxa6 $11) (9. Nb3 $14 {[%eval 67,18]} d4 10. Bb5+ Kd8 11. Bxa6 dxc3 12. Bc4) 9... Kd8 $11 10. Bxa6 {[%eval -128,19]} ({But not} 10. Nxd5 $2 Qd6 11. Ne2 (11. Bxa6 bxa6 12. c4 Nh6 $19) 11... Qxd5 $17) (10. Na4 $1 $11 {[%eval -14,17]} Qd6 11. Bxa6 bxa6 12. Nb3) 10... cxd4 $17 11. Na4 {[%eval -401,24][%mdl 8192]} (11. Bxb7 $17 {[%eval -128,18]} Qxb7 12. Qxd4) 11... Qxa6 $19 12. Nc5 Qc6 13. Nd7 Nh6 14. Qe2 Nf5 15. h4 $2 {[%eval -758,18]} (15. d3 {[%eval -342,19]}) 15... h5 {[#] Strongly threatening ...d3.} 16. d3 Be8 17. Nxf8 Rxf8 18. Bf4 Rc8 19. Rc1 Qb6 20. O-O Nxh4 21. Rfe1 g5 22. Bh2 Nf5 (22... Qxb2 $2 23. Rb1 Qxa3 24. Rxb7 $19) 23. g4 {[%eval -617,17]} (23. Qf3 $142 {[%eval -408,17]} Nd6 24. c3) 23... hxg4 24. Qxg4 Nd6 25. Qg3 Rc6 26. Qf3 Qb5 27. a4 Qxb2 28. Qxd5 Qc3 $4 {[%eval 372,19][%mdl 8192]} (28... Kc8 $19 {[%eval -478,17] and life is good for Black.} 29. Rb1 Qa3 30. Qxd4 Qc5 31. Qxc5 Rxc5 32. Bxd6 exd6) 29. Bxd6 $18 Rh8 $2 {[%eval 656,21]} (29... Rxd6 {[%eval 361,17]} 30. Qxd6+ Kc8 31. Qxe7 Rh8 32. Qxf6 (32. Rb1 Bc6 $19) 32... Rh4 33. Qxg5 Rh5) 30. Bb4+ Rd6 31. Qxd6+ $2 {[%eval 61,23]} ({Don't go for} 31. Bxd6 $2 Bc6 32. Qxc6 Qxc6 $19) (31. Qxb7 $18 {[%eval 656,20]} Qc8 32. Ba5+ Rb6 33. Qxa7) 31... exd6 $14 32. Bxc3 dxc3 33. e7+ Kc7 34. Re4 {[%eval -70,21]} (34. f3 $14 {[%eval 57,18]}) 34... Bc6 $15 {[%mdl 1024] Black has compensation.} 35. Re3 {[%eval -32765,64][%mdl 8192] [#]} (35. Rc4 $2 Rh1#) (35. e8=Q $17 {[%eval -78,21]} Bxe8 36. f3) 35... Rh1# {Weighted Error Value: White=1.00/Black=0.81} 0-1 [Event "II TORNEIO INTERNO FFC 2024"] [Site "Jacarepaguá - Rio de Janeiro"] [Date "2024.07.13"] [Round "4.3"] [White "Victor, Hugo Cardoso Alves"] [Black "Marcelo, Ricardo Xavier De M"] [Result "1-0"] [ECO "C84"] [BlackElo "1484"] [Annotator "Stockfish 16.1"] [PlyCount "67"] [EventDate "2024.07.06"] [EventCountry "BRA"] {[%evp 20,67,0,0,80,80,80,80,131,80,82,82,82,82,315,315,315,321,354,340,346,277,298,234,496,493,501,501,501,501,501,497,512,505,537,532,623,623,623,623,623,623,623,602,751,741,741,741,741,697]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. a4 Bb7 8. axb5 axb5 9. Rxa8 Qxa8 10. d3 O-O 11. Nc3 {[#]} ({Relevant:} 11. Bg5 h6 12. Bh4 d6 13. Nc3 {½-½ (13) Sokolov,A (2505)-Koziak,V (2507) Chartres 2017}) 11... h6 $146 {[%eval 80,20] C84: Closed Ruy Lopez: Unusual White 6th moves.} ({Predecessor:} 11... b4 12. Nd5 Nxd5 13. Bxd5 Bd6 14. Nd2 Na5 15. Bc4 Ba6 16. b3 {[%eval -70,20]} (16. Qg4 $11 {[%eval 30,19]}) 16... Nxc4 $15 17. bxc4 Bb7 18. Nb3 f5 {Against Qg4} 19. f3 Qa7+ 20. Kh1 f4 21. Bb2 c6 {[%eval 48,19]} ({Better is} 21... Qa2 $15 {[%eval -68,20]} 22. Qb1 Qxb1 23. Rxb1 c5) 22. Qd2 {[%eval -19,22]} (22. d4 $14 {[%eval 48,19]} Be7 23. dxe5) 22... c5 $11 23. Ra1 {Prevents Qa2.} Qb6 24. Qc1 Bc7 25. Ra5 {And now Rb5 would win.} d6 26. Qa1 Qc6 27. Ra7 Ra8 28. Rxa8+ Bxa8 29. g4 fxg3 30. hxg3 Qe8 31. Kg2 Bc6 32. f4 $2 {[%eval -226,16]} (32. Bc1 $15 {[%eval -70,18]}) 32... Bd7 $2 {[%eval 0,17]} (32... exf4 $19 {[%eval -226,16] Hoping for ...Qh5.} 33. gxf4 Qg6+ 34. Kf2 Qg4) 33. f5 {[%eval -98,21]} (33. fxe5 $11 {[%eval 0,17] keeps the balance.} Qh5 34. Qa8+ Kf7 35. e6+ Bxe6 36. Qb7) 33... g6 $17 34. fxg6 hxg6 35. Qf1 Qe6 36. Qf2 Qh3+ 37. Kg1 Qh5 {...Qd1+ is the strong threat.} 38. Bc1 {[%eval -169,22]} (38. Qf6 $17 {[%eval -97,18]}) 38... Bd8 $19 39. Be3 {[%CAl Ob3c5]} Bh3 {[%eval -134,20]} ({Black should try} 39... Qd1+ $19 {[%eval -192,19]} 40. Kg2 Be7) 40. Nd2 $2 {[%eval -291,23]} (40. Kh2 $17 {[%eval -134,20]}) 40... Qd1+ $19 41. Kh2 {Starozhilov,L (2318)-Sihite,C (2252) Chess.com INT 2020 0-1 (69)}) (11... b4 $11 {[%eval 0,22]} 12. Nd5 Nxd5 13. Bxd5 d6) ({Predecessor:} 11... b4 12. Nd5 Nxd5 13. Bxd5 Bd6 14. Nd2 Na5 15. Bc4 Ba6 16. b3 Nxc4 17. bxc4 Bb7 18. Nb3 f5 19. f3 {0-1 (69) Starozhilov,L (2318)-Sihite,C (2252) Chess.com INT 2020}) 12. Nxb5 $16 Qa5 13. Nc3 Bb4 {[%eval 131,19] [#]} (13... Ra8 $142 {[%eval 80,18]}) 14. Bd2 {[%eval 80,18]} (14. Nd5 $142 $1 {[%eval 131,19][%CAl Rd5f6]} Nxd5 15. Bxd5) 14... d6 15. Nd5 Nxd5 16. Bxd5 Qb6 $2 {[%eval 315,22]} (16... Bxd2 $16 {[%eval 82,20] might work better.} 17. Qxd2 (17. Nxd2 Qb5 $14) 17... Qxd2 18. Nxd2 Rb8) 17. c3 $18 Bc5 18. b4 Nxb4 19. cxb4 Bxb4 20. Bxb4 {[%CAl Bd2b4,Bb4d6,Bd6c7][%mdl 32]} Bxd5 21. Bxd6 Bb3 $2 {[%eval 496,20]} (21... cxd6 {[%eval 234,19]} 22. exd5 Qb5) 22. Bxc7 {White is clearly winning.} Bxd1 23. Bxb6 Be2 24. Re1 Bxf3 25. gxf3 {[%mdl 4096] Endgame KRB-KR} Rb8 26. Bc7 {[%csl LRb8,LRe5]} Rb5 27. f4 f6 28. fxe5 fxe5 29. f4 exf4 30. Bxf4 g5 31. Bd6 Rb6 32. e5 {[%CAl Oe5e6] [#] Strongly threatening e6!} Kf7 33. Rf1+ Ke6 34. Rf6+ {Weighted Error Value: White=0.12 (very precise) /Black=0.61} 1-0 [Event "II TORNEIO INTERNO FFC 2024"] [Site "Jacarepaguá - Rio de Janeiro"] [Date "2024.07.13"] [Round "4.5"] [White "Erick, Filipecki Torturell"] [Black "Carlos, Alberto De Carvalho"] [Result "0-1"] [ECO "B00"] [BlackElo "1957"] [Annotator "Stockfish 16.1"] [PlyCount "102"] [EventDate "2024.07.06"] [EventCountry "BRA"] {[%evp 9,101,0,-5,-24,-24,-24,-16,-64,-58,-76,-9,-37,0,-34,-34,-34,-34,-33,25,2,2,7,97,97,152,90,90,74,81,0,0,-48,-53,-53,0,0,0,0,0,0,205,-125,-120,-133,-77,-305,-295,-381,-381,-470,-460,-460,-452,-476,-337,-765,-728,-1623,-1622,-1605,-1594,-1594,-1561,-1594,-1546,-2494,-3849,-29985,-29981,-29990,-29991,-29991,-29991,-29992,-29992,-29992,-29992,-29996,-29994,-29994,-29994,-29995,-29995,-29997,-29997,-29997,-29997,-29999,-30000,-29999,-30000,-29999,-30000,-29999]} 1. e4 Nc6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Bb5 ({Relevant:} 5. Bd3 Bxd3 6. Qxd3 Qd7 7. c3 f6 8. O-O fxe5 9. dxe5 a5 10. Re1 Bc5 11. Nbd2 a4 12. b4 axb3 13. Nxb3 Bb6 14. Be3 Bxe3 15. Rxe3 b6 16. Ng5 Nge7 17. Nxh7 Nf5 18. Rh3 Kd8 19. a4 Nxe5 20. Qe2 Ng6 21. Qg4 Ne5 22. Qf4 Nf7 23. a5 Kc8 24. Re1 bxa5 25. Qd2 e5 26. Ra1 Qb5 27. Qc2 N7d6 28. Nd2 a4 29. g4 Ne7 30. Nf3 Nc4 31. Nfg5 a3 32. Nf7 Re8 33. Nhg5 Qb2 34. Qd1 a2 {Caruana,F (2794)-Carlsen,M (2830) Toronto 2023 0-1}) 5... Nge7 6. Bg5 {B00: Queen's Fianchetto Defence, Nimzowitsch Defence.} h6 7. Bxe7 Bxe7 {[#]} 8. Bxc6+ $146 {The position is equal.} ({Predecessor:} 8. c4 {[%eval -84,19] 8.?d3 -0.18} dxc4 9. Bxc4 Nb4 10. Na3 {Prevents Nc2+.} a6 11. O-O b5 12. Be2 {[%eval -144,18]} (12. Bb3 $142 {[%eval -78,19]}) 12... O-O 13. Qd2 Qd7 {[%eval -120,18]} (13... c5 $1 $19 {[%eval -173,16]} 14. dxc5 Bxc5) 14. Ne1 Rad8 15. Nf3 {[%eval -200,19]} (15. Nac2 $17 {[%eval -131,18] is a better defense.} Nxc2 16. Nxc2) 15... c5 $19 16. Rfe1 {[%eval -312,18]} (16. Rfd1 {[%eval -193,17] was necessary.}) 16... cxd4 $19 17. Red1 d3 18. Bf1 Qa7 19. Qc3 Bc5 20. Rd2 Be4 21. Ne1 Nc6 {aiming for ...b4.} 22. Nxd3 Bxd3 23. Bxd3 b4 24. Qc2 bxa3 25. b3 {1-0 (25) Sadoway,S-Behrmann,K CServe email 1996}) ({Predecessor:} 8. c4 dxc4 9. Bxc4 Nb4 10. Na3 a6 11. O-O b5 12. Be2 O-O 13. Qd2 Qd7 14. Ne1 {1-0 (25) Sadoway,S-Behrmann,K CServe email 1996}) 8... bxc6 9. Nc3 g5 {[%eval -9,19]} (9... c5 $17 {[%eval -76,18]}) 10. h3 h5 11. Qd2 Kd7 12. O-O-O g4 13. hxg4 Bxg4 {[%eval 25,17]} (13... hxg4 $15 {[%eval -33,18]} 14. Rxh8 Qxh8) 14. Rde1 Bxf3 15. gxf3 {[%CAl Bg2f3,Bf3f4][%mdl 32]} Bg5 {[%eval 97,19]} (15... h4 $1 $11 {[%eval 7,16] keeps the balance.}) 16. f4 $16 Bh6 {[%eval 152,18]} ({Better is} 16... Be7 {[%eval 97,17]}) 17. Kb1 {[%eval 90,18]} (17. Rxh5 $142 {[%eval 152,18] And now Reh1 would win.} Qg8 18. Ne2) 17... h4 18. Rh3 f5 19. exf6 {[%eval 0,16]} (19. Ne2 $16 {[%eval 81,16]}) 19... Qxf6 $11 20. Qe2 Bxf4 21. Rf3 Rae8 {[%eval 0,22]} ({Black should try} 21... Rh6 $15 {[%eval -53,17]} 22. Qd3 h3 23. Rxh3 Rxh3 24. Qxh3 Bd2 25. Qh7+ Kc8) 22. Na4 Qxd4 23. Rxf4 Qxf4 24. Nc5+ {[%mdl 64] Deflection, Double Attack} Kd8 $2 {[%eval 205,19] [#]} (24... Kd6 $11 {[%eval 0,22] and Black is okay.} 25. Nb7+ Kd7 26. Nc5+ Kd6 27. Nb7+ Kd7 28. Nc5+) 25. Nxe6+ $2 {[%eval -125,22]} (25. Qxe6 $1 $18 {[%eval 205,19][%mdl 512]} Rxe6 26. Nxe6+ Ke7 27. Nxf4+ Kf6 28. Nh3) 25... Rxe6 $17 26. Qxe6 {[#]} Qxf2 $18 {[%eval -77,18][%mdl 4096] Endgame KQR-KQR} ({Inferior is} 26... Qd6 27. Qh3 $17 (27. Qe3 $2 h3 $19)) (26... Qh6 $142 $1 {[%eval -133,20][%CAl Rh6e6]} 27. Qh3 Rf8) 27. Qe7+ {[%eval -305,20]} (27. Rd1 $17 {[%eval -77,18]}) 27... Kc8 $19 28. Qe6+ Kb7 29. Re3 Qf1+ 30. Re1 Rf8 31. a3 Qc4 {...Rf1 is the strong threat.} 32. Qe7 $2 {[%eval -765,21]} (32. Qh3 {[%eval -337,20]}) 32... Rf1 33. Rxf1 Qxf1+ {KQ-KQ} 34. Ka2 Qc4+ 35. Kb1 h3 {Hoping for ...h2.} 36. Qe5 Qe4 37. Qh2 Qg2 38. Qf4 a5 {Black mates.} ({Stronger than} 38... h2 39. Qb4+ Ka6 40. Qa4+ Kb7 41. Qb4+ Ka8 42. Qf8+ Kb7 43. Qb4+ $11) 39. Qe3 h2 40. Qb3+ Kc8 41. Qd3 h1=Q+ 42. Ka2 Qgf1 43. Qe3 Qc4+ 44. Qb3 Qxb3+ 45. Kxb3 Qc1 46. c3 Qd1+ 47. Ka2 a4 48. c4 dxc4 {[%CAl Rd1c2,Bd5c4,Bc4b3][%mdl 32]} 49. b4 cxb3+ 50. Kb2 Qc2+ 51. Ka1 Qa2# {Weighted Error Value: White=1.08/Black=0.37} 0-1 [Event "II TORNEIO INTERNO FFC 2024"] [Site "Jacarepaguá - Rio de Janeiro"] [Date "2024.07.13"] [Round "5.1"] [White "Renato, Luiz De Carvalho"] [Black "Victor, Hugo Cardoso Alves"] [Result "1-0"] [ECO "B52"] [WhiteElo "2096"] [BlackElo "1453"] [Annotator "Stockfish 16.1"] [PlyCount "43"] [EventDate "2024.07.06"] [EventCountry "BRA"] {[%evp 11,43,0,0,0,4,6,18,18,18,18,48,48,113,113,180,181,421,421,413,405,395,395,689,647,560,469,550,515,674,394,1399,935,29994,29994]} 1. e4 {Sagar,Shah} c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. O-O Nc6 6. Qe2 Nf6 7. Rd1 {B52: Sicilian: Moscow Variation with 3...Bd7.} ({Relevant:} 7. c3 e6 8. d4 cxd4 9. cxd4 d5 10. e5 Ne4 11. Nbd2 Nxd2 12. Bxd2 Bb4 13. Bf4 O-O 14. Qd3 Be7 15. a3 Rac8 16. g3 Na5 17. b3 Qc6 18. Bd2 {Inhibits Qc3.} Qb6 19. Rfb1 a6 20. Kg2 Nc6 21. Re1 Qb5 22. Qb1 Rc7 23. h4 Rfc8 24. Ra2 a5 25. Rh1 a4 26. b4 h6 27. Be3 {[%eval -91,21]} (27. Rc1 $15 {[%eval -38,19]}) 27... Na7 $17 28. Bd2 Qe2 29. Re1 Qc4 30. Re3 Nb5 31. Rd3 Rc6 32. Rb2 Bd8 33. g4 Bb6 34. Be3 Nc3 35. Qf1 {[%CAl Ob4b5] Black must now prevent b5!} Qb5 36. Rc2 Ne4 {Carlsen,M (2847)-Duda,J (2738) Krasnaya Polyana 2021 CBM 203 Extra [Sagar,Shah] 0-1 (74)}) 7... g6 8. c3 {[%CAl Bc2c3,Bc3d4,Bd4d5][%mdl 32]} Bg7 (8... Qg4 {is interesting.} 9. d3 Ne5 10. Nbd2 Nh5) 9. d4 {The position is equal.} cxd4 10. cxd4 {[#]} Ng4 $146 ({Predecessor:} 10... d5 11. e5 Ne4 12. Ne1 {aiming for f3.} f6 13. exf6 (13. f3 $5 {[%CAl Rf3e4]} Ng5 14. Bxg5 fxg5 15. Nc3 $11) 13... Nxf6 14. Nc3 O-O 15. Nf3 Ne8 16. Bg5 Rf5 17. Bh4 Nd6 18. Bg3 Raf8 19. Ne5 Qe6 20. Nxc6 Qxe2 21. Nxe2 bxc6 22. Rac1 Rc8 23. f3 Kf7 24. b3 Ke8 25. Nc3 Kd7 26. Na4 Nb7 27. Kf1 g5 28. h3 h5 29. Ke2 Re8 30. Kd3 e5 31. Re1 g4 32. hxg4 hxg4 33. Bxe5 Bxe5 34. fxg4 Rg5 35. Rxe5 Rexe5 36. dxe5 Rxg4 37. Rh1 Rxg2 {[%eval 57,21]} (37... Ke6 $11 {[%eval 0,21]}) 38. Rh7+ $14 Kc8 39. e6 Rxa2 $2 {[%eval 716,18][%mdl 8192]} (39... Rg3+ $14 {[%eval 57,19]} 40. Kd2 Rg8) 40. Rxb7 {Mamedov,R (2709)-Zhou,Y (2449) Chess.com INT 2018 1-0}) ({Predecessor:} 10... d5 11. e5 Ne4 12. Ne1 f6 13. exf6 Nxf6 14. Nc3 O-O 15. Nf3 Ne8 16. Bg5 Rf5 {1-0 (40) Mamedov,R (2709)-Zhou,Y (2449) Chess.com INT 2018}) 11. h3 Nh6 {[%eval 113,19]} (11... Nf6 $14 {[%eval 48,19]}) 12. Nc3 $16 {[%CAl Bb1c3,Bc3b5,Bb5d6][%mdl 32]} Qc7 {[%eval 180,18]} (12... O-O $16 {[%eval 113,18]}) 13. d5 Ne5 {[%eval 421,19] [#]} (13... Nb8 {[%eval 181,18] might work better.} 14. Bg5 Qd7) 14. Nxe5 $18 dxe5 15. d6 exd6 16. Nb5 {[%csl LRc7,LRd6]} Qb6 {[%eval 689,17]} (16... Qe7 {[%eval 395,17]} 17. Nxd6+ Kf8) 17. Nxd6+ Ke7 18. b3 {[#] Hoping for Ba3.} Rad8 19. Ba3 {White wants to mate with Nf5+.} Ke6 {Inhibits Nf5.} 20. g4 {[%CAl Bg2g4,Bg4g5][%mdl 32]} f5 $2 {[%eval 1399,16]} (20... Bf8 {[%eval 394,17]} 21. Nc4 Qc7 22. Rxd8 Qxd8) 21. g5 {Qc4+ would kill now.} Ng8 22. Qc4+ {Weighted Error Value: White=0.36/Black=1.16} 1-0 [Event "II TORNEIO INTERNO FFC 2024"] [Site "Jacarepaguá - Rio de Janeiro"] [Date "2024.07.13"] [Round "5.2"] [White "Joao, Eudes De Oliveira"] [Black "Gustavo Batista"] [Result "1-0"] [ECO "D02"] [WhiteElo "1812"] [Annotator "Stockfish 16.1"] [PlyCount "75"] [EventDate "2024.07.06"] [EventCountry "BRA"] {[%evp 9,74,-25,-25,-34,-12,-12,-11,-14,-6,-2,-1,-1,55,-4,-4,-6,-6,-8,-8,-29,-29,-29,-29,-29,-7,-58,-58,-58,-38,-38,-18,-18,108,108,156,60,86,86,245,57,213,213,213,213,213,202,434,426,416,369,330,296,601,582,653,640,1028,1007,29990,29991,29991,501,489,454,453,433,29999]} 1. d4 d5 2. Nf3 Nc6 3. Bg5 f6 4. Bh4 ({Relevant:} 4. Bc1 e5 5. dxe5 fxe5 6. e4 dxe4 7. Qxd8+ Nxd8 8. Nxe5 Nf6 9. Nc3 Bd6 10. Nc4 Bb4 11. Bd2 Be6 12. Nxe4 Bxd2+ 13. Nexd2 Nc6 14. Ne3 O-O-O 15. a3 Rhe8 16. O-O-O g5 17. Bb5 Bd7 18. Rhe1 h5 19. h3 g4 20. hxg4 hxg4 21. Nb3 a6 22. Bxc6 Bxc6 23. Nd4 Bd7 24. f3 gxf3 25. gxf3 Nh5 26. Ng4 Rf8 27. Ne5 Be8 28. Ne6 Rxd1+ 29. Rxd1 {1-0 (29) Gritsenko,N (2309)-Reprintsev,A (2238) Chess.com INT 2023}) 4... Bf5 5. c3 e6 6. e3 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Bd6 (6... g5 $5 {[%CAl Rg5h4]} 7. Bg3 h5 $15) 7. Nbd2 Nge7 {[#]} 8. Be2 $146 {The position is equal.} ({Predecessor:} 8. Rc1 O-O 9. a3 Qe8 10. c4 {And now c5 would win.} Qh5 {[%eval 53,17]} (10... Bg4 $11 {[%eval 0,16]}) 11. Be2 {[%eval 0,17]} (11. c5 $14 {[%eval 53,17]} Ng6 12. cxd6 Nxh4 13. Qb3 Nxf3+ 14. gxf3 cxd6 15. Qxb7) 11... Bg4 {[%eval 150,18]} (11... g5 $11 {[%eval 0,17]}) 12. Bg3 $2 {[%eval -61,18]} (12. c5 $16 {[%eval 150,18]}) 12... Bxg3 $15 13. fxg3 Nf5 14. Kf2 Qh6 15. Qb3 Na5 16. Qc3 Nc6 17. h3 Bxf3 18. Bxf3 dxc4 19. Nxc4 (19. Rhe1 $5 {[%CAl Rf3c6]}) 19... b5 $2 {[%eval 225,19]} (19... Nfe7 $11 {[%eval 9,16] and Black is okay.}) 20. Nd2 $18 Nce7 21. g4 $2 {[%eval 32,20]} (21. Bxa8 $18 {[%eval 225,17]} Rxa8 22. Rhe1) 21... Qh4+ $14 22. Kg1 Ng3 23. Qxc7 $2 {[%eval -732,18][%mdl 8192]} (23. Kh2 $14 {[%eval 49,17]} Nxh1 24. Bxa8) 23... Nd5 $2 {[%eval 0,19]} (23... Rac8 $19 {[%eval -732,18]} 24. Rh2 Rxc7 25. Rxc7 Nd5 26. Bxd5 exd5) 24. Bxd5 exd5 25. Nf3 Ne2+ 26. Kf1 Ng3+ $2 {[%eval 395,17][%mdl 8192]} ({Better is} 26... Qg3 $14 {[%eval 58,19]}) 27. Kg1 $2 {[%eval 36,22]} ({White should play} 27. Ke1 $18 {[%eval 395,17]} Qh6 28. g5 fxg5 29. Qxg3) 27... Ne2+ $14 28. Kh2 Qf2 29. Rhf1 Qxe3 30. Rce1 {[%eval -141,20]} (30. Rfe1 $11 {[%eval 0,19]}) 30... Qd3 $2 {[%eval 76,16]} (30... Rac8 $17 {[%eval -141,20] and life is bright.} 31. Qb7 Qf4+ 32. Kh1 Ng3+ 33. Kg1 Nxf1 34. Qxd5+ Kh8 35. Kxf1 Rc1 36. Qxb5 Rxe1+ 37. Kxe1 Rc8) 31. Qf4 $2 {[%eval -1406,17][%mdl 8192]} (31. Rf2 $16 {[%eval 76,16]} Nxd4 32. Re7 Nxf3+ 33. Rxf3) 31... Nxf4 $19 32. Rd1 Qe2 33. Nh4 g5 34. Rde1 Qxb2 35. Rg1 gxh4 36. Re6 Rac8 37. Rd6 Rc2 {Mackels,J-Zanin,C (1357) Europe Echecs INT 2021 0-1}) ({Predecessor:} 8. Rc1 O-O 9. a3 Qe8 10. c4 Qh5 11. Be2 Bg4 12. Bg3 Bxg3 13. fxg3 Nf5 14. Kf2 {0-1 (39) Mackels,J-Zanin,C (1357) Europe Echecs INT 2021}) 8... O-O 9. O-O Ng6 10. Bg3 e5 {[%eval 55,18]} (10... a5 $11 {[%eval -1,16]}) 11. Nh4 {[%eval -4,19]} (11. Qb3 $14 {[%eval 55,18]}) 11... Nxh4 $11 12. Bxh4 Qd7 13. Bg3 Ne7 14. f3 exd4 {aiming for ...d3.} 15. Bxd6 Qxd6 16. exd4 c5 {[%CAl Bc7c5,Bc5c4][%mdl 32]} 17. Nb3 {[%eval -58,20]} (17. dxc5 $11 {[%eval -7,18]} Qxc5+ 18. Rf2) 17... c4 $15 18. Nd2 Ng6 19. g3 Bh3 20. Re1 h5 {[%eval 108,19]} (20... f5 $11 {[%eval -18,18]}) 21. f4 $16 {[%CAl Od2c4,Bf3f4,Bf4f5][%mdl 32]} h4 22. Bg4 {[%eval 60,21]} (22. Nxc4 $16 {[%eval 156,17]} dxc4 23. Bxc4+ Rf7 24. f5 (24. Bxf7+ Kxf7 25. Qb3+ Kf8 $16)) 22... Bxg4 23. Qxg4 hxg3 $2 {[%eval 245,15]} (23... f5 $16 {[%eval 86,19]} 24. Qh5 hxg3) 24. hxg3 $2 {[%eval 57,19]} (24. Qxg6 $18 {[%eval 245,15]} Qxf4 25. Re2) 24... Kf7 $2 {[%eval 213,23]} (24... Ne7 $14 {[%eval 57,19]}) 25. f5 $18 Ne7 26. Re6 Qd7 27. Rae1 Rae8 {[%eval 434,18] [#]} (27... Rfe8 {[%eval 202,16] is a better defense.}) 28. Qh5+ $1 Kg8 29. g4 Qc7 30. Kg2 {Prevents Qg3+.} Qf4 $2 {[%eval 601,19]} (30... a5 {[%eval 296,17]} 31. Nf3 Nxf5 32. gxf5 (32. Rxe8 Qg3+ 33. Kh1 Qxf3+ 34. Kg1 Qg3+ 35. Kf1 Qf3+ 36. Kg1 Qg3+ 37. Kf1 Qf3+ 38. Kg1 $11) 32... Rxe6 33. fxe6 g6) 31. Nf3 {[%CAl Bd2f3,Bf3h4,Bh4g6][%mdl 32]} Rf7 32. Nh4 Rff8 33. Ng6 Nxg6 34. fxg6 {[%csl Gg6][%CAl Rh5h7]} Qd2+ 35. R1e2 {[%eval 501,21]} (35. Kg3 $142 {[%eval 32750,22]} Qh6 36. Qxd5 Rxe6 37. Qxe6+ Kh8 {[#]} 38. Qf7 $3 {[%mdl 512]} Qxg6 39. Qxg6 f5 40. gxf5 b5 41. Re7 Rf7 42. Re8+ Rf8 43. Rxf8#) 35... Qxe2+ 36. Rxe2 Rxe2+ 37. Kf3 {[%csl Gg6][%CAl Rh5h7]} Rxb2 {[%eval 32766,64]} (37... Rfe8 $18 {[%eval 433,20]} 38. Qxd5+ R2e6 39. Qxb7 R6e7 40. Qd5+ Kf8 41. Qxc4 Re6) 38. Qh7# {Weighted Error Value: White=0.43/Black=0.89} 1-0 [Event "II TORNEIO INTERNO FFC 2024"] [Site "Jacarepaguá - Rio de Janeiro"] [Date "2024.07.13"] [Round "5.3"] [White "Joao, Marcos Gosling Nune"] [Black "Claudio, Teixeira Azeredo Ma"] [Result "0-1"] [ECO "C55"] [WhiteElo "1844"] [Annotator "Stockfish 16.1"] [PlyCount "60"] [EventDate "2024.07.06"] [EventCountry "BRA"] {[%evp 10,60,11,0,4,-37,-38,-137,-103,-90,-92,-236,-216,-216,-208,-353,-149,-149,-149,-149,-149,-149,-149,-145,-146,-182,-179,-271,-166,-233,-145,-246,-228,-254,-151,-236,-227,-261,-267,-257,-224,-236,-236,-236,-236,-250,-239,-279,-231,-279,0,-326,-327]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Be7 5. O-O d6 6. d3 Bg4 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack.} 7. Bg5 ({Relevant:} 7. h3 Bh5 8. Nd5 Nxd5 9. Bxd5 Qd7 10. Be3 {Against Nd4} g5 {[%eval 81,17]} (10... Bg6 $1 $11 {[%eval 20,17]}) 11. c3 $16 Nd8 {[%eval 142,19]} (11... a5 $142 {[%eval 76,15]}) 12. d4 {[%eval 65,19]} (12. Nxe5 $1 $16 {[%eval 142,19][%mdl 512]} Bxd1 13. Nxd7) 12... c6 $14 13. Bb3 f6 14. a4 Ne6 {[%eval 140,19]} (14... exd4 $1 $14 {[%eval 52,17]} 15. Bxd4 Bf7) 15. a5 {[%eval 70,20]} (15. Bxe6 $16 {[%eval 140,19]} Qxe6 16. Nxg5 Bxd1 17. Nxe6) 15... Nf4 $14 16. Bxf4 gxf4 17. Qd3 a6 18. Nh4 O-O-O 19. Bd1 Bxd1 20. Raxd1 Kb8 21. Nf5 {[%eval 16,16]} ({Better is} 21. d5 $16 {[%eval 91,20]}) 21... Qc7 {[%eval 112,18]} (21... d5 $11 {[%eval 16,16]}) 22. b4 {[%eval 49,19]} (22. d5 $16 {[%eval 112,18]}) 22... d5 $14 23. Qf3 Rd7 24. dxe5 Qxe5 25. Nxe7 {[%eval 5,21]} (25. Rfe1 $14 {[%eval 59,18]}) 25... dxe4 $11 26. Nxc6+ bxc6 27. Qe2 Rhd8 {[%eval 86,22]} (27... Rg7 $1 $11 {[%eval 0,21] keeps the balance.} 28. Qxa6 Qc7) 28. Rxd7 $16 Rxd7 29. Qxa6 {aiming for Qb6+.} Qb5 30. Qxb5+ cxb5 31. g4 fxg3 32. fxg3 Rd3 33. Kg2 Rd2+ 34. Kg1 {[%eval 145,23]} (34. Kh1 $142 {[%eval 81,20]}) 34... Rd3 $16 35. Rxf6 Rxg3+ 36. Kh2 Rxc3 {Matlakov,M (2674)-Sadhwani,R (2616) Chess.com INT 2022 1-0 (81)}) 7... Nd4 8. h3 {[%eval -137,20] [#]} (8. Be3 $15 {[%eval -38,18]}) 8... Bxf3 $146 {Black is clearly better.} ({Predecessor:} 8... Nxf3+ 9. gxf3 Bxh3 10. Re1 O-O 11. Kh2 {Hoping for Bxf6.} Bc8 {[%CAl Of6g4]} 12. Rg1 {Inhibits Ng4+.} Qd7 {[%eval -125,18]} ({Black should play} 12... Ng4+ $1 $19 {[%eval -179,17][%mdl 512]} 13. Kg2 Bxg5 14. fxg4 c6) 13. Qf1 $17 Kh8 14. Qg2 Nh5 15. Bd2 g6 16. Bh6 Ng7 17. Nd5 Bd8 18. Ne3 Qe7 19. Nf5 {[%eval -203,20] Prevents Qh4+.} (19. Rh1 $17 {[%eval -92,18]}) 19... Bxf5 20. exf5 Qh4+ 21. Qh3 Qxf2+ 22. Rg2 Qh4 23. Qxh4 Bxh4 24. Rg4 Bf6 25. f4 {[%eval -335,18]} (25. fxg6 $142 {[%eval -197,18]} fxg6 26. Rh1) 25... exf4 26. Rxf4 $2 {[%eval -473,19]} (26. fxg6 {[%eval -240,17]} fxg6 27. c3) 26... Be5 $19 27. Kg3 {[%eval -772,18]} (27. Kh3 $142 {[%eval -473,18]} Bxf4 28. Bxf4) 27... Nxf5+ {0-1 (27) Kazi Iftekhar,H-Md Rashedujjaman,R (1697) Dhaka 2019}) ({Predecessor:} 8... Nxf3+ 9. gxf3 Bxh3 10. Re1 O-O 11. Kh2 Bc8 12. Rg1 Qd7 13. Qf1 Kh8 14. Qg2 Nh5 {0-1 (27) Kazi Iftekhar,H-Md Rashedujjaman,R (1697) Dhaka 2019}) 9. gxf3 Qd7 10. Be3 {[%eval -236,18]} (10. Kg2 $17 {[%eval -92,17] was worth a try.}) 10... Qxh3 $19 11. Bxd4 exd4 12. Nb5 {[%eval -353,15] [#]} (12. Ne2 $142 {[%eval -208,16]}) 12... Rc8 {[%eval -149,16]} (12... h5 $1 $19 {[%eval -353,15][%CAl Of6g4] is more deadly. ( -> ...Ng4!)} 13. Qc1 (13. Nxc7+ $2 Kf8 $19) 13... Rh6 14. Qxh6 (14. Nxc7+ $2 Kf8 $19) 14... gxh6 15. Nxd4 d5 16. Bb5+ c6 17. Nxc6 Kd7 18. Ne5+ Kc7 19. Bd7 Rg8+ 20. Ng4 Kxd7 21. e5 Nxg4 22. e6+ fxe6 23. fxg4 Rxg4#) 13. Nxd4 $17 Nh5 {[%CAl Bf6h5,Bh5f4,Bf4e2][%mdl 32]} 14. f4 Nxf4 $40 {[%csl Gf4][%CAl Rh3g2][%mdl 128] Black attacks with force.} 15. Qf3 {Inhibits Qg2+.} Qxf3 16. Nxf3 a6 17. Nh2 h5 18. f3 {[%eval -271,18]} (18. Rfe1 {[%eval -179,17] is a better defense.}) 18... Ne2+ 19. Kg2 {[%eval -233,19]} (19. Kf2 {[%eval -166,18] was called for.} Nf4 20. Ke3) 19... Bf6 {Threatens to win with ...b5.} 20. Rab1 {[%eval -246,18]} (20. f4 $17 {[%eval -145,18]}) 20... Be5 21. Rfe1 Bxh2 {[%eval -151,19]} (21... Nf4+ $19 {[%eval -254,19]} 22. Kh1 g5) 22. Kxh2 {[%eval -236,20]} (22. Rxe2 $17 {[%eval -151,19]} Bf4 23. a4) 22... Nd4 $19 {[%csl LRc2,LRf3]} 23. Kg2 Nxc2 24. Rec1 Ne3+ 25. Kg1 Nxc4 26. Rxc4 Kd7 27. Kf2 h4 28. Ke3 Rhe8 29. Rbc1 Rh8 $2 {[%eval 0,31]} ({Black should try} 29... g5 $19 {[%eval -279,19]} 30. R4c2 f6) 30. e5 $2 {[%eval -326,18][%mdl 8192]} (30. Rb1 $11 {[%eval 0,31] and White stays safe.} g5 31. Rg1) 30... dxe5 {[%emt 0:00:47] Terminando no lance. Weighted Error Value: White=0.74/Black=0.43} 0-1 [Event "II TORNEIO INTERNO FFC 2024"] [Site "Jacarepaguá - Rio de Janeiro"] [Date "2024.07.13"] [Round "5.4"] [White "Marcelo, Ricardo Xavier De M"] [Black "Erick, Filipecki Torturell"] [Result "0-1"] [ECO "C78"] [WhiteElo "1484"] [BlackElo "1549"] [Annotator "Stockfish 16.1"] [PlyCount "62"] [EventDate "2024.07.06"] [EventCountry "BRA"] {[%evp 14,61,0,0,34,34,37,37,122,113,338,340,481,480,521,448,500,500,500,502,536,478,616,612,934,924,1161,1139,1277,1074,1074,723,1063,1052,1411,1373,1318,-1568,0,0,90,-29998,-29998,-29998,-29998,-29998,-29999,-29998,-29999,-29999]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O a6 5. Ba4 Bc5 6. d3 b5 7. Bb3 d6 8. a4 {[%CAl Ba2a4,Ba4b5,Bb5a6][%mdl 32]} Be6 {C78: Ruy Lopez: Archangelsk and Möller Defences.} ({Relevant:} 8... b4 9. c3 O-O 10. Bg5 h6 11. Bh4 (11. Bxf6 $5 Qxf6 12. Bd5 $14) 11... Rb8 12. Nbd2 Ba7 13. a5 g5 14. Bg3 Kh8 15. Re1 Nh7 16. Ba4 Ne7 17. d4 bxc3 18. bxc3 f5 (18... g4 $5 {[%CAl Rg4f3]} 19. Nh4 exd4 $11) 19. exf5 exd4 20. Nxd4 Bxd4 21. cxd4 Nxf5 22. d5 Rb4 23. Ra3 Qf6 24. Ne4 Qg7 25. Bc2 Rd4 26. Rd3 Bb7 {[%eval 122,19]} (26... Rxd3 $14 {[%eval 45,18]} 27. Qxd3 Re8) 27. f3 $16 Rxd3 28. Qxd3 Nxg3 $2 {[%eval 422,18]} (28... Kg8 $16 {[%eval 155,16]} 29. Bf2 Qf7) 29. Nxg3 $18 Nf6 30. Nf5 Qf7 31. Qc3 Qxd5 32. Ne7 Qc5+ 33. Qxc5 dxc5 34. Ng6+ Kg7 35. Nxf8 Kxf8 36. Bd3 Ne8 37. Re5 c6 38. h4 {Ter Sahakyan,S (2644)-Hakobyan,A (2619) Saint Louis 2024 1-0}) 9. Bxe6 fxe6 10. Ng5 {[#]} Qd7 $146 {[%eval 122,19]} ({Predecessor:} 10... Ba7 11. axb5 axb5 12. Be3 Qd7 13. Nc3 Nd4 14. h3 O-O 15. Ne2 Nxe2+ 16. Qxe2 Bxe3 17. Qxe3 Nh5 18. d4 exd4 19. Qxd4 Nf4 20. Qe3 {Against Ne2+} e5 {[%eval 81,22]} (20... Rxa1 $11 {[%eval -19,19]} 21. Rxa1 h6) 21. Rxa8 {[%eval 21,22]} (21. Qb3+ $16 {[%eval 81,22]} d5 22. Rxa8 Rxa8 23. g3 Ne2+ 24. Kg2) 21... Rxa8 $11 22. Qb3+ d5 {[%eval 81,20]} (22... Kf8 $1 $11 {[%eval 20,19] remains equal.}) 23. exd5 {[%eval 17,22]} (23. g3 $16 {[%eval 81,20]} Ne2+ 24. Kg2) 23... Qxd5 $11 24. Qxd5+ Nxd5 25. Rd1 c6 26. b3 b4 27. Nf3 Re8 28. Ra1 h6 29. Re1 e4 30. Nd4 c5 31. Nf5 Re5 {[%eval 59,22]} ({Better is} 31... Nc3 $11 {[%eval 0,20]}) 32. Nd6 $14 Nc3 33. f3 e3 34. Nc4 Rd5 35. Rxe3 Rd1+ 36. Kh2 $1 Rc1 37. Re5 Rxc2 38. Rxc5 Ne2 39. Rc8+ Kh7 40. Rb8 {Szarka,S (1895)-Boland,D (1842) Lichess.org INT 2020 ½-½}) (10... Ke7 $14 {[%eval 37,19]}) ({Predecessor:} 10... Ba7 11. axb5 axb5 12. Be3 Qd7 13. Nc3 Nd4 14. h3 O-O 15. Ne2 Nxe2+ 16. Qxe2 Bxe3 17. Qxe3 {½-½ (48) Szarka,S (1895)-Boland,D (1842) Lichess.org INT 2020}) 11. axb5 $16 Nb4 {[%eval 338,20] [#]} (11... Nb8 $16 {[%eval 113,18]}) 12. c3 $18 O-O {[%eval 481,18]} (12... Ra7 {[%eval 340,18] was called for.} 13. cxb4 axb5 14. Rxa7 (14. bxc5 Rxa1 15. Na3 h6 $18) 14... Bxa7) 13. cxb4 Bxb4 14. bxa6 h6 15. Qb3 {[%csl LRb4,LRe6]} hxg5 16. Qxb4 c5 17. Qb3 Ng4 18. Bxg5 Nxf2 19. Rxf2 Rxf2 20. Kxf2 Rf8+ 21. Ke3 Qf7 22. Qc2 Qh5 23. h4 Qg4 24. Qe2 Qg3+ 25. Qf3 $4 {[%eval -1568,17][%mdl 8192]} Qe1+ $2 $40 {[%eval 0,24][%mdl 128] Black mounts an attack.} (25... Rxf3+ $19 {[%eval -1568,17]} 26. Kd2 Qxg2+ 27. Kc3 Qf1) 26. Qe2 $11 Qc1+ {[%eval 90,18]} (26... Qg3+ $11 {[%eval 0,24] keeps the balance.} 27. Kd2 c4 28. dxc4 Rb8) 27. Qd2 $2 {[%eval -32763,34][%mdl 8192] [#]} (27. Nd2 $16 {[%eval 90,18]} Qxa1 28. Nf3) 27... Qg1+ {Black mates.} 28. Ke2 Rf2+ {[%CAl Bf8f2,Bf2g2,Bg2g3][%mdl 32]} 29. Ke3 Rxg2+ 30. Kf3 Qf1+ 31. Ke3 Rg3# {Weighted Error Value: White=0.21 (precise) /Black=0.89} 0-1