[Event "Confronto de Geracoes 2022"]
[Site "Sao Paulo"]
[Date "2022.02.04"]
[Round "1.1"]
[White "Supi, Luis Paulo"]
[Black "Vescovi, Giovanni"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "2581"]
[BlackElo "2606"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2022.02.04"]
[EventType "schev"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,49,23,34,8,11,8,8,0,0,0,0,0,0,-7,0,2,31,-2,24,24,60,66,82,70,130,16,8,-1,0,44,302,303,314,289,1220,1206,4894,4091,2034,1779]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 {[%cal Bb1c3,Bc3e2,Be2f4,Bf4h5][%mdl 32]} Qc7 6. Be3 a6 (6... Nf6 {with more complications.} 7. f4 Bb4 8. Ndb5 Qa5 9. Bd2 a6) 7. g4 {Nowadays more popular than 7.Qd2. B48: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 without Be2.} (7. a3 {feels hotter.} Nf6 8. f4 d5 9. e5 Nd7 10. Qg4) 7... b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 8. Nxc6 Qxc6 9. Qd2 {The position is equal.} b4 10. Ne2 Qxe4 11. Rg1 Qc4 12. Nf4 Qc7 13. O-O-O {[#]} a5 $146 ({Predecessor:} 13... Nf6 14. Bg2 Bb7 15. g5 Ne4 16. Qd4 Nd6 17. Qxb4 Bxg2 18. Nxg2 Rb8 19. Qa4 a5 {½-½ (47) Karjakin,S (2758)-Rapport,R (2760) Stavanger 2021}) 14. Kb1 {[%mdl 1024] White has compensation.} a4 15. Nh5 $36 {[%mdl 2048] White has some pressure.} Ra5 16. Bd4 $1 f6 17. g5 {[%cal Bg4g5,Bg5g6][%mdl 32] Bd3 is the strong threat. White is more active.} Kf7 {[#]} (17... Rd5 $14) 18. Bd3 (18. Be2 $1 $16 {[%cal Oh5g7] Threatens to win with Nxg7!} g6 {[#]} 19. Qe3 $1 (19. Nxf6 e5 $16)) 18... f5 $1 $11 19. Qe3 Bc5 {To avoid Bb6} (19... a3 $11) 20. Bxf5 $14 Bxd4 $4 {[%mdl 8192] Black cannot hold the game after this.} ({Better is} 20... exf5 $14 21. a3 (21. Rde1 $2 Ne7 $17) 21... Ne7 22. axb4 Bxb4 23. Nxg7 Qc4) 21. Qxd4 $18 {Dancing on a razor blade.} Qe5 {White must now prevent ...Qxd4.} 22. g6+ Kf8 $2 {[#]} (22... hxg6 23. Bxg6+ Ke7) 23. Qb6 $1 {[%cal Rb6d8] White is clearly winning.} Nf6 (23... Ke8 24. Bxe6) 24. Nxf6 {[%cal Rb6d8]} Ke7 {To avoid Qd8+} 25. Qxb4+ {Weighted Error Value: White=0.18 (very precise) /Black=0.30} 1-0

[Event "Confronto de Geracoes 2022"]
[Site "Sao Paulo"]
[Date "2022.02.04"]
[Round "1.2"]
[White "Milos, Gilberto"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "1/2-1/2"]
[ECO "D87"]
[WhiteElo "2575"]
[BlackElo "2562"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2022.02.04"]
[EventType "schev"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,60,27,24,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-12,-6,-9,0,0,0,-22,-18,-21,0,0,0,0,0,0,0,-9,-9,-8,-9]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c5 7. Bc4 Bg7 8. Ne2 Nc6 9. Be3 O-O 10. O-O Bg4 11. f3 Bd7 $1 {[%mdl 4] is recently more successful than 11...Na5.} 12. Qd2 {D87: Exchange Grünfeld: Classical Line: Variations without ...cxd4.} Qa5 {The position is equal.} 13. Rfd1 cxd4 14. cxd4 Qxd2 15. Rxd2 Rfc8 16. Rb1 Na5 17. Bd3 a6 18. Rdd1 b5 19. Rdc1 {[#]} e6 $146 ({But not} 19... Nc4 20. Bxc4 bxc4 21. Rb4 $14 (21. Rb7 Bb5 $11)) ({Predecessor:} 19... e5 20. dxe5 Bxe5 21. Nf4 Bc6 22. Rc2 Bb7 23. Rbc1 Rxc2 24. Rxc2 Rd8 25. Be2 Nc6 {0-1 (56) Erenberg,A (2494)-Mikhalevski,V (2581) Israel 2021}) 20. Kf2 Bf8 {[%cal Bg7f8,Bf8a3,Ba3b2,Bb2d4][%mdl 32]} 21. Rxc8 Rxc8 22. Rc1 Rxc1 23. Nxc1 Ba3 24. Bd2 Nc4 25. Bh6 Bb2 26. Nb3 a5 27. Bxc4 bxc4 28. Nxa5 Bb5 29. a4 Bxa4 {[#] aiming for ...c3.} 30. Nxc4 Bxd4+ {An even fight not without its subleties.  Weighted Error Value: White=0.04 (flawless) /Black=0.02 (flawless)} 1/2-1/2

[Event "Confronto de Geracoes 2022"]
[Site "Sao Paulo"]
[Date "2022.02.04"]
[Round "1.3"]
[White "Fier, Alexandr"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[ECO "C58"]
[WhiteElo "2572"]
[BlackElo "2592"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2022.02.04"]
[EventType "schev"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,78,22,31,38,38,32,36,48,46,43,42,36,38,31,40,37,28,24,31,33,32,33,24,18,22,17,22,31,14,22,20,31,22,24,23,26,16,27,9,40,12,16,0,0,0,0,-16,-16,-52,-52,-77,-75,-127,-106,-137,-127,-160,-161,-147,-154,-156,0,-83,0,-146,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Bd3 $1 {[%mdl 4] is more profitable than 8.Be2 at the moment.} Ng4 {C58: Two Knights: 4 Ng5 d5 5 exd5 Na5 sidelines.} 9. Ne4 f5 {[#]} 10. Be2 $1 h5 $1 {[#] White is slightly better.} 11. h3 $1 fxe4 12. hxg4 Bc5 {Threatens to win with ...0-0.} 13. b4 ({But not} 13. Rxh5 $2 Rxh5 14. Bf1 Rh1 $19) ({Avoid the trap} 13. gxh5 $2 O-O 14. d4 exd3 15. Qxd3 Bxf2+ 16. Kd1 e4 17. Qxd8 Rxd8+ 18. Nd2 e3 $19) 13... Qd4 {[%csl Gc5][%cal Rd4f2] [#]} 14. bxc5 $1 O-O {[%csl Gf8][%cal Rd4f2] [#]} 15. O-O Qxa1 16. Nc3 e3 $1 17. gxh5 {aiming for f3.} exf2+ 18. Rxf2 Rxf2 19. Kxf2 Be6 20. Ba3 Qxd1 21. Bxd1 Rf8+ 22. Ke1 g6 23. d3 gxh5 24. Bxh5 {[#]} Nb7 $146 ({Predecessor:} 24... Kg7 25. Bf3 Rb8 26. Bc1 Nb7 27. Be3 Bd7 28. Ne4 Nd8 29. Bg5 Nf7 30. Be7 Be6 {1-0 (65) Salati,P (2235)-Pannullo,U (2281) ICCF email 2017}) 25. Bf3 Nd8 26. Bc1 Kg7 {To avoid Bh6+} 27. a3 Bd7 28. Ne2 Ne6 29. Bb2 Kf6 30. Kd2 Ng5 31. Bh5 Rh8 32. g4 Be8 33. Ng3 ({White should play} 33. Nd4) 33... Bxh5 $17 34. gxh5 {[%mdl 4096] Endgame KRN-KBN} Ke6 35. Ke3 {[#]} Rf8 $1 {[%mdl 1024] Strongly threatening ...Rf3+. Black has strong compensation.} 36. Ke2 {[#]} Nh3 $1 37. Ke3 Ng5 (37... Ng1 $142 {Hoping for ...Rf3+.} 38. Ne4 Rf3+ 39. Kd2 Rf5) 38. Ke2 Nh3 (38... Rf4 $142 39. Bc1 Rg4) 39. Ke3 Ng5 {Weighted Error Value: White=0.08 (flawless) /Black=0.09 (flawless)} (39... Nf2 $17 40. Bc1 Ng4+ 41. Kd2 Rf2+ 42. Kc3 Rh2) 1/2-1/2

[Event "Confronto de Geracoes 2022"]
[Site "Sao Paulo"]
[Date "2022.02.05"]
[Round "2.1"]
[White "Leitao, Rafael"]
[Black "Supi, Luis Paulo"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2592"]
[BlackElo "2581"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2022.02.04"]
[EventType "schev"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,94,12,0,0,12,0,17,6,16,7,20,17,12,-3,35,49,44,37,33,22,58,37,35,30,36,52,41,48,54,56,51,37,31,52,72,82,313,317,306,325,291,69,72,72,75,72,137,121,208,191,188,114,161,129,129,148,133,133,180,133,168,0,166,166,222,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 {[%cal Bc2c4,Bc4c5,Bc5b6][%mdl 32]} e6 3. Nf3 a6 4. c5 b6 5. cxb6 c5 6. e3 {D30: Queen's Gambit Declined: Systems without Nc3.} Nf6 7. Nc3 cxd4 8. exd4 Qxb6 9. Bd3 {[#]} Nbd7 $146 ({Predecessor:} 9... Bd6 10. O-O O-O 11. Qe2 Nc6 12. Rd1 Nb4 13. Bb1 a5 14. Bg5 Ba6 15. Qd2 Nd7 {½-½ (29) Hoang,T (2380)-Zhukova,N (2449) Khanty-Mansiysk 2017}) 10. O-O Bd6 {To avoid Bf4} 11. Na4 Qa7 12. Be3 {[%cal Of3e5]} O-O 13. Ne5 Bb7 14. Rc1 Rac8 15. Qe2 Qb8 16. f4 Rxc1 17. Rxc1 Rc8 18. Rxc8+ Qxc8 19. Qc2 Qd8 20. Nc5 Bxc5 21. dxc5 {[%cal Bd4c5,Bc5c6][%mdl 32] Hoping for c6.} Nxe5 22. fxe5 d4 $2 {[#]} 23. c6 $1 $18 Bc8 {[#]} 24. Bg5 {A strong pair of Bishops.} (24. exf6 dxe3 25. Bxh7+ Kf8 $16) 24... Qa5 25. Qe2 {Inhibits Qe1+.} (25. exf6 Qxg5 26. Bxh7+ Kf8 $14) (25. Bxf6 $18 gxf6 26. exf6 (26. Bxh7+ Kf8 $11)) 25... Nd5 $14 26. Qe4 $40 {[%mdl 128] White wants a kill.} g6 {[%cal Od5e3]} 27. Qxd4 {White is more active.} Qe1+ ({Black should try} 27... Qc7) 28. Bf1 $16 a5 (28... Qb4 $16 29. Qf2 (29. Qxb4 Nxb4 30. c7 Kf8 $16) 29... h5) 29. Bd2 $18 Qd1 {aiming for ...Ba6.} 30. Bc3 (30. Kf2 $18) 30... Qc1 (30... Qa1 $16 {might work better.}) 31. Qd2 ({Don't blunder} 31. Bxa5 $2 Ba6 32. Qf2 Bxf1 $19) 31... Qb1 32. a3 a4 33. h3 Kg7 (33... h6 $16 34. Bb4 (34. Qxh6 $2 Ba6 $19) 34... Ba6) 34. Qf2 (34. Qe1 $18 Nxc3 35. Qxb1 (35. Qxc3 Ba6 $11) 35... Nxb1 36. Kf2) 34... Qc1 35. Qd2 Qb1 36. Qe1 Nxc3 {[#]} (36... Qc2 $142 37. Bc4 Nxc3 38. Qxc3 Qe4) 37. Qxc3 $2 (37. Qxb1 $1 $18 Nxb1 38. Kf2) 37... Ba6 $1 $11 {The position is equal.} 38. Qf3 Qc1 39. Qf6+ Kg8 40. Qd8+ Kg7 41. Qf6+ Kg8 42. c7 Qxc7 43. Bxa6 {And now Bf1 would win.} Qb6+ 44. Kh2 {Threatens to win with Bc4.} Qxa6 45. Qd8+ Kg7 46. Qf6+ Kg8 47. Qd8+ Kg7 {Black escapes into a draw.  Weighted Error Value: White=0.25 (precise) /Black=0.21 (precise)} 1/2-1/2

[Event "Confronto de Geracoes 2022"]
[Site "Sao Paulo"]
[Date "2022.02.05"]
[Round "2.2"]
[White "Fier, Alexandr"]
[Black "Milos, Gilberto"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2572"]
[BlackElo "2575"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2022.02.04"]
[EventType "schev"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,85,19,18,14,8,12,12,11,-8,7,0,-5,-10,50,38,57,28,50,50,73,61,60,30,57,60,64,8,9,10,137,97,158,102,79,58,83,76,156,155,150,141,112,90,75,59,92,0,116,108,176,136,141,128,244,237,219,214,230,213,213,212,219,192,210,209,386,386,602,572,935,372,357,321,1133,861,29985,464]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Bg5 a6 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 7. a4 Ba7 8. Nbd2 h6 {The position is equal.} 9. Bh4 Qe7 10. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} g5 11. Bg3 Bd7 (11... Nh5 $11) 12. O-O $14 {[#]} O-O $146 ({Predecessor:} 12... Nh5 13. Nxe5 Nxe5 14. Bxe5 Qxe5 15. Qxh5 O-O-O 16. d4 Qf4 17. Ra2 Rdf8 18. g3 Qf6 {1-0 (55) Kosteniuk,A (2537)-Kretchetov,A (2241) Chess.com INT 2018}) 13. Re1 Be6 14. b5 Nb8 15. d4 Nbd7 16. Bf1 exd4 17. cxd4 g4 {[#]} 18. Nh4 (18. d5 $1 $14 gxf3 19. dxe6 fxe6 20. Nxf3) 18... Bxd4 $11 19. Rc1 Ne5 (19... axb5 $1 $11 20. axb5 Bc5) 20. Nc4 Bc5 (20... axb5 $142 21. axb5 Bc5) 21. Nxe5 (21. bxa6 $142 Bb4 22. axb7) 21... dxe5 $16 22. Bxe5 {[%cal Oc1c5] Hoping for Rxc5!} Nd7 23. Bg3 Qg5 (23... axb5 $142 24. Bxb5 Rfe8) 24. bxa6 bxa6 25. Bc4 {And now Bxe6 would win.} Rad8 26. Qb3 (26. Bxa6 Bb4 $11) 26... Rfe8 27. Nf5 {Inhibits Bd4. Black must now prevent Bxe6.} Rb8 {[#]} 28. Qa2 {White is much more active.} ({White should try} 28. Qd1 $1 $16 Bxf5 29. exf5 Rxe1+ 30. Qxe1) 28... Qf6 (28... Bxc4 $11 {remains equal.} 29. Qxc4 Rb4 30. Qxa6 Rbxe4) 29. Bxe6 (29. Bxc7 $2 Rb2 30. e5 Bxf2+ 31. Kh1 {[#]} Bxc4 $1 32. Qxb2 Qxf5 33. Rxc4 Bxe1 $19) 29... fxe6 (29... Rxe6 $16 {is a better defense.} 30. Qd5 (30. Bxc7 $2 Rb2 $19) 30... Bd6) 30. Red1 (30. Bxc7 Rb2 31. Nxh6+ Kg7 32. Nxg4 Rxa2 $17) 30... Rb2 31. Nxh6+ $1 Kf8 (31... Kg7 $16 {was necessary.} 32. Nxg4 (32. Rxd7+ Kxh6 33. Rf7 Qd4 $16) 32... Rxa2 33. Nxf6 Kxf6) 32. Nxg4 $18 {The board is on fire.} Rxa2 33. Nxf6 Nxf6 34. Rxc5 Nxe4 35. Rxc7 Nxg3 36. hxg3 Rxa4 {[%mdl 4096] Endgame KRR-KRR} 37. Rdd7 {Inhibits Re7.} a5 $2 (37... e5 38. Rg7 Re6) 38. f4 {aiming for Rg7.} Ra2 (38... Kg8 $142 39. Ra7 Rc4 40. Rg7+ (40. Rxa5 e5 $18) 40... Kh8) 39. Kh2 a4 40. Kh3 $2 (40. g4 Rb2 41. g5) 40... a3 41. Ra7 {Prevents Ra8.} Ra1 $2 (41... Kg8 42. g4 Rf2) 42. Kg4 {Intending Rf7+ and mate.} Rb8 43. Kg5 {Weighted Error Value: White=0.28 (precise) /Black=0.56} (43. Rh7 $142 Kg8 44. Kg5 e5 45. f5 Rf1 46. f6 Rxf6 47. Kxf6 Rb6+ 48. Kxe5 Rb5+ 49. Kd4 Rb4+ 50. Kc5) 1-0

[Event "Confronto de Geracoes 2022"]
[Site "Sao Paulo"]
[Date "2022.02.05"]
[Round "2.3"]
[White "Vescovi, Giovanni"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2606"]
[BlackElo "2562"]
[Annotator "TA"]
[PlyCount "146"]
[EventDate "2022.02.04"]
[EventType "schev"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,146,-24,-22,-34,-23,-18,-108,-94,-102,-81,-102,-104,-115,-115,-93,-114,-162,-166,-175,-168,-171,-55,-106,-90,-106,-92,-102,-39,-49,-35,-45,-48,-49,-55,-58,-20,-54,-31,-66,0,0,0,0,0,-14,-10,-8,0,0,0,0,0,0,51,50,51,27,26,36,24,15,22,15,15,22,25,29,39,0,0,0,0,0,0,0,8,8,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,25,25,25,25,48,41,41,42,66,0,39,0,51,61,94,77,168,8,8,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. c3 O-O 5. h3 d6 {[%cal Bd7d6,Bd6e5,Be5e4][%mdl 32]} 6. e3 c5 7. Nbd2 cxd4 8. cxd4 Nc6 9. Be2 e5 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems.} 10. dxe5 dxe5 11. Bh2 {[#]} (11. Nxe5 $11 {keeps the balance.} Nd5 12. Ndc4) 11... Qe7 $146 {Black is better.} ({Predecessor:} 11... e4 12. Ne5 Qa5 13. Nec4 Qg5 14. O-O Bxh3 15. Bg3 Be6 16. Bf4 Qd5 17. Qe1 Rfd8 {0-1 (46) Phillips,R (1852)-Czopor,M (2279) Chess.com INT 2021}) 12. Nc4 Rd8 {Prevents Qd6.} 13. Qa4 {[%cal Rf3e5]} Nd5 {And now ...e4 would win.} 14. Rd1 e4 15. Nfd2 a6 16. Qc2 (16. Qa3 $17 {might work better.} Qe6 17. Nd6) 16... f5 $19 17. O-O {[%cal Oh2d6] [#]} Be6 $1 18. Nb3 Rac8 (18... Ndb4 $19 19. Qc1 Nxa2) 19. Qb1 ({White should play} 19. Rxd5 $1 $15 Bxd5 20. Nb6) 19... Qb4 20. Rc1 b5 21. Ncd2 Ne5 ({Better is} 21... Qe7 $17 {[%cal Of5f4]} 22. Rfd1 Bf7) 22. a3 $15 Qe7 (22... Qf8 {with more complications.} 23. Nd4 Bf7 24. Rfd1 Nb6 25. N2b3 Nec4) 23. Nd4 Bf7 24. Rxc8 Rxc8 25. Rc1 {To avoid Nc6} Qd7 26. Rc2 Nd3 27. N2b3 Rc4 ({Black should try} 27... Re8 $15 28. Qf1 f4 29. Bxd3 exd3 30. Qxd3 fxe3) 28. Bxd3 $11 exd3 29. Rd2 f4 30. Qxd3 fxe3 31. fxe3 Bh6 32. Re2 Qe7 {To avoid Be5} 33. Kh1 Rc8 (33... Bxe3 $2 34. Bg1 $18) 34. Re1 Nxe3 ({Resist} 34... Bxe3 35. Nc2 Qh4 36. Rxe3 Nxe3 37. Nxe3 $16) (34... Nf4 $11 35. Bxf4 Bxf4) 35. Bg1 $14 {[%cal Rg1e3]} Re8 36. Bxe3 {Threatens to win with Nc2.} (36. Nc2 $5 {[%cal Rg1e3]} Qd8 37. Qxd8 Rxd8 38. Bxe3 Bxb3 39. Bxh6 Bxc2 40. Re7 $14) 36... Bxe3 37. Nc2 {[%cal Bd4c2,Bc2e3,Be3g4,Bg4f6,Bf6e4,Be4g3][%mdl 32] Black must now prevent Qc3. Pair of Knights!} Bc4 38. Qc3 Qf7 39. Rxe3 Rxe3 40. Nxe3 Bxb3 41. Ng4 Kf8 42. Qe5 Be6 43. Nf6 {[%cal Of6h7]} h6 44. Ne4 Qf5 45. Qd6+ Kg7 46. Qd4+ Kg8 47. Ng3 Qd5 48. Qf6 Kh7 49. Kh2 a5 50. Qf4 Bf7 51. Ne4 Qe6 52. Nd6 Be8 53. Qd4 Bc6 54. Qc5 Qd7 55. Qe5 b4 56. axb4 axb4 57. b3 Kg8 58. Qc5 Ba8 59. Qxb4 Bd5 60. Qb6 Qe6 61. Qd8+ Kg7 62. Qc7+ Kg8 63. Qd8+ Kg7 64. Qc7+ (64. Nc4 $5) 64... Kg8 $1 65. Nc4 Qe4 {[%csl Gd5][%cal Re4g2]} 66. Qg3 g5 {[#]} (66... Kg7 $16) 67. Nd6 $2 ({White must play} 67. Ne3 $1 $18) 67... Qe6 $11 {The position is equal.} 68. b4 Bxg2 {[%mdl 64] Decoy} 69. Kxg2 {Hoping for Qd3.} Qd5+ 70. Kf2 {aiming for Ke1.} Qd2+ 71. Kf1 {Qb3+ is the strong threat.} Qd1+ 72. Kf2 Qd2+ 73. Kf1 {Strongly threatening Qb3+.} Qd1+ {Black had all chances to win.  Weighted Error Value: White=0.09 (flawless) /Black=0.11 (very precise)} 1/2-1/2

[Event "Confronto de Geracoes 2022"]
[Site "Sao Paulo"]
[Date "2022.02.05"]
[Round "3.1"]
[White "Supi, Luis Paulo"]
[Black "Milos, Gilberto"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2581"]
[BlackElo "2575"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2022.02.04"]
[EventType "schev"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,82,20,6,39,0,0,0,8,0,38,9,0,-12,0,0,0,-12,5,-22,-5,-66,-19,-79,-79,-75,-2,-8,27,0,0,0,-17,0,-10,-12,30,19,81,75,76,62,85,85,118,117,208,199,568,314,301,299,266,190,186,172,179,64,97,93,191,256,267,237,247,253,226,88,200,191,628,628,616,585,1100]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Bg5 {[%cal Bc1g5,Bg5h4,Bh4g3][%mdl 32]} a6 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 7. Nbd2 h6 8. Bh4 Ba7 {The position is equal.} 9. O-O Qe7 10. a4 g5 11. Bg3 Nd7 12. b4 Nf8 13. b5 Na5 14. d4 {[%cal Rd4e5]} h5 {White should prevent ...Ng6.} 15. h3 (15. dxe5 h4 16. exd6 cxd6 17. Bxd6 (17. b6 Bxb6 18. Bxd6 Qxd6 $17) 17... Qxd6 18. Nxg5 Be6 $15) ({Better is} 15. h4 $11) 15... Ng6 (15... h4 $15 16. Bh2 g4 17. hxg4 h3 18. dxe5 hxg2 19. Kxg2 Bxg4 20. exd6 Qf6) 16. Bd5 {[#]} (16. bxa6 $11 g4 17. hxg4 hxg4 18. axb7 Bxb7 19. Nh2 (19. Bb5+ $2 c6 $17)) 16... g4 $146 ({Predecessor:} 16... Bb6 17. Qb1 g4 18. hxg4 hxg4 19. Nh2 Qg5 20. Qd3 Nf4 21. Qe3 Qh6 22. Rfe1 f6 {½-½ (72) Firouzja,A (2759)-So,W (2770) Paris 2021}) 17. hxg4 hxg4 ({Black should play} 17... h4 $1 $17 {[%cal Rh4g3]} 18. Bh2 h3) 18. Nh2 $11 c6 19. bxc6 (19. Ba2 $142) 19... bxc6 20. Ba2 Nf4 {White must now prevent ...Nh5.} 21. Re1 $1 (21. Nxg4 Bxg4 22. Qxg4 f5 23. Qxf4 exf4 $19) 21... Nh5 22. Ndf1 Nxg3 (22... Rb8 {feels stronger.}) 23. Nxg3 Qh4 (23... Rb8 $1 $11) 24. Nhf1 $16 Rb8 25. Qd3 Qf6 $1 26. Rad1 Kf8 27. Rd2 Kg7 (27... Qf4 $16) 28. Ne3 $18 Be6 $2 (28... Qf4 {is more resistant.} 29. Nef5+ Kg6 30. Nxd6 Nb3) 29. Ngf5+ Bxf5 30. Nxf5+ Kg6 31. Qg3 (31. Qxa6 Qg5 32. Red1 (32. Qxa7 Rb7 $11) (32. Bxf7+ Kxf7 33. Qxa5 Bb6 $14) 32... Bb6 $18) 31... Qg5 {[#]} 32. dxe5 $1 d5 33. Red1 {Really sharp!} (33. Qd3 $1 $18) 33... Rh5 {[#]} (33... Qh5 34. Kf1 Bc5 35. Ne3 Bxe3 36. fxe3 $18 (36. Qxe3 Qh1+ 37. Ke2 Qxg2 $11)) 34. Kf1 $1 $36 {[%cal Bg1f1,Bf1e2,Be2d1,Bd1e2][%mdl 2080] White is in control.} Rh1+ $2 (34... dxe4 $16 {was necessary.} 35. Nd6 Nb3 36. Bxb3 (36. Nxe4 Qf5 $11) 36... Rxb3 37. Nxe4 Qf5 38. Rd6+ Kg7) 35. Ke2 Rxd1 36. Kxd1 Nb3 37. Bxb3 Rxb3 38. Nd6 (38. f4 $18 {and the rest is easy.} gxf3 39. Qxf3) 38... Rb1+ {[#]} (38... d4 $16 {might work better.}) 39. Ke2 $1 dxe4 (39... Rh1 40. a5 (40. exd5 Bxf2 41. Qd3+ Kg7 $16) 40... Bc5) 40. Nxe4 Qf5 41. Nd6 Qe6 {Weighted Error Value: White=0.27 (precise) /Black=0.39} 1-0

[Event "Confronto de Geracoes 2022"]
[Site "Sao Paulo"]
[Date "2022.02.05"]
[Round "3.2"]
[White "Vescovi, Giovanni"]
[Black "Fier, Alexandr"]
[Result "1/2-1/2"]
[ECO "E15"]
[WhiteElo "2606"]
[BlackElo "2572"]
[Annotator "TA"]
[PlyCount "163"]
[EventDate "2022.02.04"]
[EventType "schev"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,162,0,0,-21,-20,-16,21,29,44,56,45,50,43,47,56,41,72,62,68,65,137,144,122,145,132,136,117,114,113,114,120,89,91,100,96,55,54,35,82,74,98,102,118,15,14,3,9,10,50,45,54,39,63,24,21,0,0,0,0,0,0,0,8,0,0,0,0,0,0,0,0,0,0,0,0,0,156,162,162,80,99,0,0,0,0,0,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000]} 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O Nbd7 8. Qc2 c6 9. Rd1 b6 10. Bf4 Ba6 11. b3 Rc8 12. Nc3 h6 {12...dxc4 is the modern continuation.} 13. e4 {13.h3 is vanishing.} dxc4 14. h3 {E15: Queen's Indian: 4 g3 sidelines, 4 g3 Ba6 and 4 g3 Bb7 early deviations.} Bb4 15. Nd2 Qe7 (15... Nh5 $5 {[%cal Rh5f4]}) 16. Nxc4 {The position is equal.} Bxc4 17. bxc4 e5 {[#]} 18. Be3 $146 ({Predecessor:} 18. dxe5 Nxe5 19. Ne2 Rfd8 20. Be3 Rxd1+ 21. Rxd1 Bc5 22. Nd4 Rd8 23. Kh1 Bxd4 24. Rxd4 Rxd4 25. Bxd4 {0-1 (51) Vantika,A (2322)-Sargsyan,S (2640) Tsaghkadzor 2021}) 18... exd4 19. Bxd4 Bc5 20. f4 $1 {To avoid Ne5} Rfd8 21. Kh2 Ne8 22. e5 Nf8 (22... Bxd4 $14 23. Rxd4 Nb8) 23. Bxc5 $16 Qxc5 24. Ne4 Qe7 25. c5 {White is much more active. Black has bad knights.} bxc5 26. Qxc5 (26. Nxc5 {seems wilder.} Ne6 27. Nxe6 Qxe6 28. Rxd8 Rxd8 29. Qxc6 g5 30. Qxe6 fxe6 31. fxg5 hxg5 32. Rb1) 26... Qxc5 27. Nxc5 Nc7 28. Nb7 Rxd1 29. Rxd1 Nd5 30. Rc1 ({White should play} 30. h4 $16) 30... Rb8 $14 31. Rxc6 Ne3 (31... Nxf4 $1 $14 {is more appropriate.} 32. gxf4 Rxb7) 32. Rc7 $1 $16 Ne6 33. Rd7 g5 34. fxg5 (34. Be4 $1 $16 {Hoping for f5.} gxf4 35. gxf4) 34... hxg5 $11 35. Be4 Nc4 36. Nd6 Nxe5 {Pair of Knights!} 37. Rxa7 Rb2+ 38. Kg1 Nd4 39. Ra8+ (39. Kf1 {feels hotter.} Rd2 40. Ra5 Nef3 41. Ra3 Ne5 42. Ra8+) 39... Kg7 40. Nf5+ (40. Kf1 {is more complex.} Kf6 41. Ra5 Ke6 42. Ra6 Ke7 43. g4) 40... Nxf5 41. Bxf5 {[%mdl 4096] Endgame KRB-KRN} Nf3+ 42. Kf1 Nd4 43. Bd3 Rd2 44. Ra3 f5 45. Ra7+ Kf6 46. Ra6+ Ke7 47. Ra7+ Kd6 48. Ra6+ Kc7 49. Bc4 Rh2 50. Rg6 Nf3 $2 (50... f4 $11) 51. Bd5 $16 Nd2+ 52. Kg1 (52. Ke1 $18 {and White stays clearly on top.}) 52... Rxh3 53. Rxg5 ({White should try} 53. Kg2 $1 $16 {[%cal Rg2h3]} Rh5 54. Rg7+ Kd6 55. Bf7) 53... f4 $1 $11 54. gxf4 {aiming for Kg2.} Nf3+ 55. Bxf3 Rxf3 {KR-KR. White is now going downhill.} 56. Rf5 {Mate.} Ra3 57. Kg2 Kd6 58. Re5 Rxa2+ 59. Kg3 Ra8 60. Re1 Rg8+ 61. Kh4 Rf8 62. Kg5 Rg8+ 63. Kh6 Rf8 64. Re4 Kd5 65. Re5+ Kd6 $1 66. Re4 Kd5 67. Re5+ {[#]} Kd6 $1 68. Kg5 Rg8+ 69. Kf5 {[#]} Rf8+ $1 70. Kg4 Rg8+ 71. Rg5 Rb8 72. Rg7 Ke6 73. Kg5 Rb5+ 74. Kg6 Rf5 75. Re7+ Kxe7 76. Kxf5 {KP-K} Kf7 77. Ke5 Ke7 78. f5 Kf7 79. f6 Kf8 80. Ke6 Ke8 81. f7+ Kf8 82. Kf6 {Weighted Error Value: White=0.10 (very precise) /Black=0.13 (very precise)} 1/2-1/2

[Event "Confronto de Geracoes 2022"]
[Site "Sao Paulo"]
[Date "2022.02.05"]
[Round "3.3"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2562"]
[BlackElo "2592"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2022.02.04"]
[EventType "schev"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,101,8,21,12,27,27,29,3,21,10,20,12,20,18,19,19,18,8,10,19,19,14,27,14,8,0,0,-19,-18,-15,-17,-12,0,-1,-9,-8,0,0,0,-33,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O d6 6. c3 a6 7. a4 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} Ba7 8. Nbd2 O-O 9. h3 {White has an edge.} h6 10. Re1 Re8 $1 {The main line 10...Re8 scores better than 10...Be6.} 11. b4 Be6 12. Bxe6 Rxe6 13. Qc2 Qd7 14. Nf1 {[%cal Bd2f1,Bf1e3,Be3c4][%mdl 32]} Ne7 15. Be3 Bxe3 16. Nxe3 d5 17. exd5 Nfxd5 18. Nc4 f6 {[#]} 19. Rad1 $146 ({Predecessor:} 19. d4 Qc6 20. Qb3 b5 21. axb5 axb5 22. Rxa8+ Qxa8 23. Ncd2 Ra6 24. dxe5 Ra3 25. Qb2 fxe5 {½-½ (49) Vovk,A (2607)-Lenic,L (2633) Hungary 2019}) 19... Re8 20. Qb3 Ng6 21. Ne3 Nxe3 22. Rxe3 Qf7 23. g3 R6e7 24. Qxf7+ Kxf7 25. Nd2 Nf8 26. Nb3 {The position is equal.} Ne6 27. Kf1 g5 28. d4 exd4 $1 29. Nxd4 Nxd4 30. Rxe7+ Rxe7 31. Rxd4 $11 {[%mdl 4096] Endgame KR-KR} Ke8 32. Rd5 Re4 33. Rc5 Kd7 34. f3 Re6 35. Kf2 b6 36. Rc4 Rc6 37. Rd4+ Ke7 38. c4 a5 39. b5 Re6 40. h4 Re5 41. f4 Rc5 42. Kf3 gxh4 43. gxh4 h5 44. Ke4 Ke6 45. Ke3 Kf5 46. Kf3 Ke6 47. Ke4 Ke7 48. Kd3 Ke6 49. Ke4 Ke7 50. Kd3 Ke6 51. Ke4 {An even fight not without its subleties.  Weighted Error Value: White=0.03 (flawless) /Black=0.02 (flawless)} 1/2-1/2

[Event "Confronto de Geracoes 2022"]
[Site "Sao Paulo"]
[Date "2022.02.06"]
[Round "4.1"]
[White "Vescovi, Giovanni"]
[Black "Supi, Luis Paulo"]
[Result "1/2-1/2"]
[ECO "E92"]
[WhiteElo "2606"]
[BlackElo "2581"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2022.02.04"]
[EventType "schev"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,88,38,33,29,29,23,45,30,37,25,32,43,32,-41,0,-64,-62,-43,-74,-53,-74,-58,-69,-70,-75,-89,-63,-130,-127,-177,-134,-202,-193,-301,-296,-435,-426,-517,-546,-463,-146,-176,-183,-108,-82,-125,-65,-185,-47,-47,-97,-66,-52,-35,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 {[%cal Bg1f3,Bf3d2,Bd2b1][%mdl 32]} O-O 6. Be2 e5 7. d5 a5 8. Bg5 h6 9. Bh4 Na6 10. Nd2 Bd7 11. O-O Nc5 12. b3 Nfxe4 13. Bxd8 {E92: King's Indian: Classical: 6 Be2 e5: 7 dxe5, 7 Be3 and Petrosian System without 7...Nbd7.} Nxc3 14. Qe1 ({Don't play} 14. Bxc7 Nxd1 15. Rfxd1 (15. Raxd1 Ra6 $17) 15... Ra6 16. Bxa5 Rxa5 $15) 14... Raxd8 $5 {[%mdl 4] A promising side line.} 15. Nb1 {White is slightly better.} Nxe2+ 16. Qxe2 {aiming for Nc3.} e4 17. Nd2 Rde8 {[#]} 18. Qe3 $146 (18. Rae1 $14) ({Predecessor:} 18. Rae1 f5 19. f4 Bd4+ 20. Kh1 Re7 21. Nb1 b6 22. Qd2 Bf6 23. Nc3 g5 24. g3 {1-0 (41) Mchedlishvili,M (2604)-Firouzja,A (2481) Guilan 2016}) 18... f5 $1 $15 19. f4 (19. Rae1 $11) 19... exf3 $1 20. Qxf3 Bd4+ 21. Kh1 Bxa1 22. Rxa1 f4 23. Qc3 b6 24. Rf1 g5 {[%cal Bg6g5,Bg5g4][%mdl 32]} 25. a3 {[#]} (25. Qa1 $15) 25... Re3 $1 $17 26. Qb2 (26. Qa1 $17) 26... Bf5 (26... Nd3 $19 27. Qb1 Bf5) 27. b4 (27. h3 $17) 27... Nd3 $19 28. Qa1 (28. Qd4 {was the only defense.} axb4 29. axb4) 28... g4 ({Stronger than} 28... axb4 29. axb4 Nxb4 30. Qa7 $17) 29. c5 (29. bxa5 {was necessary.} bxa5 30. Kg1) 29... Re2 30. Qc3 axb4 31. axb4 Re3 $2 (31... dxc5 $19 {and Black stays clearly on top.} 32. bxc5 bxc5) 32. Kg1 $17 bxc5 (32... dxc5 33. bxc5 Nxc5 34. Qd4 $11) 33. bxc5 Nxc5 34. Qd4 (34. Qa5 $142) 34... Bg6 {And now ...Re2 would win.} 35. h3 {[#]} (35. h4 $1 $15) 35... Rd3 ({Weaker is} 35... gxh3 36. Rxf4 Re1+ 37. Kh2 Rxf4 38. Qxf4 hxg2 39. Kxg2 $15) ({Black should try} 35... g3 $1 $19 36. Nf3 Be4) 36. Qb4 $15 gxh3 {Threatens to win with ...Rg3.} 37. Rxf4 Rxf4 38. Qxf4 hxg2 39. Qxh6 {The position is equal.} Bf7 40. Qg5+ Kf8 41. Qd8+ Kg7 42. Qg5+ Kf8 43. Qd8+ Kg7 44. Qg5+ Kf8 {Black had all chances to win.  Weighted Error Value: White=0.37/Black=0.18 (very precise)} 1/2-1/2

[Event "Confronto de Geracoes 2022"]
[Site "Sao Paulo"]
[Date "2022.02.06"]
[Round "4.2"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Milos, Gilberto"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2562"]
[BlackElo "2575"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2022.02.04"]
[EventType "schev"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,67,12,15,10,18,34,27,19,15,8,15,14,10,25,18,8,12,11,14,19,27,16,47,64,69,58,79,61,90,97,112,110,122,127,187,121,222,225,228,228,929,956,1141,1115,1089,1083,29994,29991,29995,29994,29994,29995,29995,29996,29997,29998,29998,29999]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. O-O d6 6. c3 a6 7. a4 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} Ba7 8. Nbd2 O-O 9. h3 {White has an edge.} h6 10. Re1 Re8 {10...Re8 scores better than 10...Be6.} 11. b4 Be6 12. Bxe6 Rxe6 13. Bb2 Ne7 14. Nf1 {[%cal Bd2f1,Bf1g3,Bg3f5][%mdl 32]} Ng6 15. c4 {[#]} Re8 $146 ({Predecessor:} 15... Nh7 16. Ng3 Ng5 17. Nh2 Nf4 18. d4 a5 19. bxa5 Rg6 20. Ra3 exd4 21. Bc1 Nge6 {1-0 (47) Karjakin,S (2743)-Amin,B (2680) Warsaw 2021}) 16. Ng3 c6 17. d4 Qc7 18. Qb3 a5 19. b5 {Black is on the road to losing.} (19. bxa5 $5 {[%cal Ra1b1]} exd4 20. Nxd4 $14) 19... Nd7 20. Nf5 Rad8 21. Rad1 {White is more active.} exd4 22. N3xd4 ({Resist} 22. Bxd4 $6 Bxd4 23. Rxd4 Nc5 $14) 22... Nc5 (22... Nde5 $16) 23. Qf3 $36 {[%mdl 2048] Black is under strong pressure.} (23. Qc2 $18 {[%cal Of5g7] And now Nxg7! would win.} Ne5 24. Re3) 23... f6 (23... Ne6 $16) 24. Qh5 $18 Ne5 25. Re3 {Hoping for Rg3.} Kh7 $2 {[#]} (25... Nxa4 {[#]} 26. Rg3 $1 g5 27. Nxh6+ Kf8 28. Nhf5 $1 $18) (25... Qf7 26. Nxh6+ (26. Qxf7+ Kxf7 27. Bc3 Rd7 $15) 26... gxh6 27. Qxh6 (27. Rg3+ $2 Kh7 $17) 27... Nxe4) 26. Nxh6 $1 {[%cal Oe3g3][%mdl 512]} gxh6 (26... g6 27. Qh4) 27. Nf5 {Threatening mate with Rg3.} Nf7 28. Bxf6 {[%cal Bb2f6,Bf6e7,Be7f6][%mdl 32] Nh4 would kill now.} Rc8 29. Rxd6 {White mates.} Nxe4 {[#]} 30. Be7 $1 {[%mdl 512]} Nexd6 31. Re6 {[%csl LRd6,LRh6]} Bxf2+ 32. Kh1 Nxf5 33. Qg6+ Kh8 34. Bf6+ {Weighted Error Value: White=0.06 (flawless) /Black=0.46} 1-0

[Event "Confronto de Geracoes 2022"]
[Site "Sao Paulo"]
[Date "2022.02.06"]
[Round "4.3"]
[White "Leitao, Rafael"]
[Black "Fier, Alexandr"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2592"]
[BlackElo "2572"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2022.02.04"]
[EventType "schev"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,67,10,0,18,0,15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,3,0,0,0,0,0,6,0,0,0,0,0,6,-8,-9,-9,-6,-14,0,0,0,0,0,0,0,0,0,0,4,0,0,0,9,0,0,0]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Be2 Bd6 7. O-O {The position is equal.} dxc4 {D45: Semi-Slav: 5 e3.} 8. e4 e5 $1 9. dxe5 Nxe5 10. Nxe5 Bxe5 11. Qxd8+ Kxd8 12. Bxc4 Be6 13. Bxe6 fxe6 14. Rd1+ Ke7 15. f3 Rhd8 16. Be3 b6 {[#]} 17. g3 $146 ({Predecessor:} 17. a4 Rxd1+ 18. Nxd1 Bc7 19. Rc1 Rc8 20. g3 Bd6 21. Bd4 e5 22. Bf2 Nd7 23. Ne3 {1-0 (41) Bonte,A (2380)-Tufa,M (2044) Sarata Monteoru 2012}) 17... c5 18. Kf2 h6 19. Ke2 Ne8 {[%cal Bf6e8,Be8d6,Bd6b5,Bb5d4][%mdl 32]} 20. Rac1 Nd6 21. b3 Rac8 22. Nb1 Bf6 23. Bf4 {[#] aiming for e5.} Nb5 24. Rxd8 Rxd8 25. Be3 Bd4 26. a4 Bxe3 27. Kxe3 $11 {[%mdl 4096] Endgame KRN-KRN} Nd4 28. Nd2 Nc6 29. Nc4 Nb4 {[#] ...Rd3+ is the strong threat.} 30. Ne5 {Prevents Rd3+.} Kf6 31. Ng4+ Ke7 {Strongly threatening ...Rd3+.} 32. Ne5 {To avoid Rd3+} Kf6 33. Ng4+ Ke7 {And now ...Rd3+ would win.} 34. Ne5 {To avoid Rd3+. An interesting draw.  Weighted Error Value: White=0.03 (flawless) /Black=0.02 (flawless)} 1/2-1/2

[Event "Confronto de Geracoes 2022"]
[Site "Sao Paulo"]
[Date "2022.02.06"]
[Round "5.1"]
[White "Supi, Luis Paulo"]
[Black "Leitao, Rafael"]
[Result "1/2-1/2"]
[ECO "B53"]
[WhiteElo "2581"]
[BlackElo "2592"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2022.02.04"]
[EventType "schev"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,107,16,14,18,14,8,12,0,0,0,0,0,6,0,0,-5,8,20,7,0,25,9,18,0,0,0,9,0,0,0,0,0,0,0,20,26,54,58,54,54,57,58,58,58,71,70,72,57,89,82,115,55,57,62,62,55,55,55,56,55,70,43,43,0,0,0,43,43,43,43,43,8,8,0,51,43,50,43,48,8,8,8,8,0,0,0,0,0,0,0,0,0,0,0,8,0,0,0,8,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qe3 Nf6 6. Be2 {B53: Sicilian: 2...d6: Lines with Qxd4.} g6 7. O-O Bg7 8. h3 O-O 9. Rd1 Nd7 10. Nc3 b6 11. Qf4 Nde5 12. Nxe5 Nxe5 13. Qh4 Bb7 14. Bh6 {[#]} Bxh6 $146 ({Predecessor:} 14... Rc8 15. Bxg7 Kxg7 16. Rd4 Nc6 17. Rd2 Ne5 18. Rd4 Nc6 19. Rd2 Ne5 20. Qg3 a6 {½-½ (68) Nitin,S (2395)-Bakre,T (2443) Kolkata 2019}) 15. Qxh6 Rc8 16. Qe3 Qc7 17. Rd4 Qc5 18. Qd2 f5 19. exf5 Rxf5 20. Bg4 Nxg4 (20... Qc6 $2 21. Nd5 Rf7 22. Be6 $18) 21. hxg4 Rf7 22. Re1 e5 23. Rxd6 Rxf2 {[#]} 24. Rxg6+ $1 hxg6 25. Qxf2 Kg7 26. g5 Qxf2+ 27. Kxf2 $14 {[%mdl 4096] Endgame KRB-KRN} Rc5 28. Rd1 Rc7 {Prevents Rd7+.} 29. Rd2 Bc6 30. Nd1 (30. Ke3 $16) 30... Rd7 31. Rxd7+ Bxd7 {KB-KN} 32. Ne3 {Threatens to win with Nc4.} Kf7 33. Ke2 Ke6 34. Kd3 Bc6 35. b4 Kd6 36. Nc4+ Ke6 37. Ne3 Kd6 $1 38. a3 Ke6 39. g3 Kd6 40. Nc4+ Ke6 41. Ne3 (41. Kd2 $11 {might be stronger.}) 41... Kd6 $1 42. Kc4 Ke6 43. a4 Kd6 (43... Bxa4 $2 44. b5 $18) 44. Kb3 Bd7 {The position is equal.} 45. c3 Be6+ 46. c4 a5 47. Kc3 {[%cal Oc4c5]} axb4+ 48. Kxb4 {[#] And now Kb5 would win.} Kc6 49. Nd1 Bg4 50. Ne3 Bf3 51. Nc2 Bd1 52. Ne3 Bf3 53. Nc2 Bd1 54. Ne3 {Weighted Error Value: White=0.07 (flawless) /Black=0.04 (flawless)} 1/2-1/2

[Event "Confronto de Geracoes 2022"]
[Site "Sao Paulo"]
[Date "2022.02.06"]
[Round "5.2"]
[White "Milos, Gilberto"]
[Black "Fier, Alexandr"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "2575"]
[BlackElo "2572"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2022.02.04"]
[EventType "schev"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,65,31,17,27,0,0,-14,0,0,0,0,0,8,15,-53,-23,-22,-42,-29,-39,-178,-181,-145,-35,-728,-672,-487,-201,-245,-255,-445,0,0,0,0,0,0,0,0,0,0,0,-778,-782,-745,-732,-1620]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Bd3 Nbd7 6. b3 b6 7. O-O Bb7 8. Bb2 Be7 9. Nbd2 O-O 10. Qe2 c5 11. Rfd1 cxd4 {D30: Queen's Gambit Declined: Systems without Nc3.} 12. exd4 Rc8 13. Ne5 Rc7 {The position is equal.} 14. Ndf3 {[#]} dxc4 $146 ({Predecessor:} 14... Bd6 15. Rac1 Qe7 16. Rc2 h6 17. Bc1 Rfc8 18. h3 Nf8 19. Bf4 Ne4 20. Qe3 f6 {1-0 (75) Spiess,G (2415)-Mueller,M (2402) Germany 2013}) 15. bxc4 Nxe5 16. Nxe5 Qa8 17. Qe3 ({Better is} 17. f3 $11) 17... b5 18. cxb5 Bxg2 19. Qg3 Bd5 20. Nxf7 {[#]} Rxf7 $1 $19 21. Qxc7 Ng4 (21... Qf8 $1 $17 22. Qe5 (22. Qxa7 $2 Bd6 $19) 22... Bd6) 22. Rdc1 $2 {[%mdl 8192]} (22. Rf1 $15) 22... Nxf2 {[%cal Rf2h3]} (22... Rxf2 23. Qxe7 (23. Qc8+ $2 Kf7 $19) 23... Rg2+ 24. Kf1 Nxh2+ 25. Ke1 Nf3+ 26. Kf1 Nh2+ 27. Ke1 Nf3+ 28. Kf1 Nh2+ $11) 23. Bf1 {Inhibits Nh3+. Strongly threatening Qc8+.} Qf8 (23... Bc4 24. Bg2 Bd5 25. Qc8+ Rf8 26. Qxa8 Bxa8 27. Rc7 $18) (23... Bg5 $142 {( -> ...Nh3+)} 24. Qg3 (24. Qc8+ $2 Rf8 $19) 24... Bf4 25. Qxf2 Bxc1 26. Qxf7+ Kxf7 27. Rxc1 Qd8) 24. Qc8 (24. Qxa7 Rf5 25. Qxe7 Qxe7 26. Rc8+ Kf7 27. Bc1 Qh4 28. Rc7+ Kf6) 24... Bd8 $1 {[%mdl 1024] And now ...Rf5 would win. Black has strong compensation. Dancing on a razor blade.} 25. Rc3 $2 {[#]} (25. Rc5 Qe7 26. Rxd5 exd5 27. Ba3 (27. Bg2 $2 Nd3 $19)) 25... Ne4 $2 (25... Qe7 $1 $19 {[%cal Re7f6] ...Qf6 is the strong threat.} 26. Rac1 Qg5+ 27. Rg3 Qh4) 26. Ba3 $1 $11 Qe8 $40 {[%mdl 128] Black is up to no good.} 27. Rc2 Rf3 28. Bb4 Ng5 {[%cal Be4g5,Bg5h3,Bh3f4,Bf4g2][%mdl 32] Hoping for ...h6.} 29. Bg2 {aiming for h4.} Nh3+ 30. Kh1 Nf4 (30... Nf2+ $2 {[#]} 31. Rxf2 $1 {[%mdl 512]} (31. Kg1 Nh3+ 32. Bxh3 Rxh3 $11) 31... Rxf2 32. Bxd5 Rxh2+ 33. Kxh2 $18) 31. Ba5 $2 {[%mdl 8192]} Nxg2 $19 32. Rxg2 Rf8 33. Qxd8 {Weighted Error Value: White=0.62/Black=0.38} 0-1

[Event "Confronto de Geracoes 2022"]
[Site "Sao Paulo"]
[Date "2022.02.06"]
[Round "5.3"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Vescovi, Giovanni"]
[Result "1/2-1/2"]
[ECO "B46"]
[WhiteElo "2562"]
[BlackElo "2606"]
[Annotator "TA"]
[PlyCount "124"]
[EventDate "2022.02.04"]
[EventType "schev"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,124,31,26,27,5,65,54,60,57,81,32,76,47,84,75,59,45,28,36,29,43,33,31,30,-12,19,6,6,7,0,0,0,4,12,33,55,21,37,29,41,29,15,0,5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-32,-21,-35,9,14,15,-10,-8,-10,0,0,0,0,16,16,16,16,78,79,106,61,65,24,23,11,46,2,31,0,41,0,14,0,50,0,0,0,26,0,13,0,23,0,22,0,52,0,13]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 d5 8. O-O Nf6 9. Qe2 Be7 10. b3 O-O 11. Bb2 Re8 {B46: Sicilian: Taimanov: 5 Nc3 a6.} 12. Rad1 Nd7 ({Black should play} 12... Bf8 $11) 13. Na4 $1 $14 Bb7 {White is slightly better.} 14. c4 {[#]} Bf8 $146 ({Predecessor:} 14... Nc5 15. Nxc5 Bxc5 16. exd5 cxd5 17. cxd5 Bxd5 18. Qc2 Qg5 19. Bxh7+ Kh8 20. Be4 Bxe4 21. Qxe4 {1-0 (50) Al Modiahki,M (2523)-Solger,B (2056) Oberwart 2002}) 15. Rfe1 (15. Qc2 $16) 15... g6 (15... Bb4 $14) 16. Qe3 (16. Qd2 {seems wilder.} Bg7 17. Bxg7 Kxg7 18. Bf1 Qf6 19. f4) 16... Bg7 17. Bxg7 {White is more active.} Kxg7 18. exd5 (18. f4 {looks sharper.} Qa5 19. Qf2 Rad8 20. f5 exf5 21. exf5 dxc4 22. fxg6 hxg6 23. Bxc4 Ne5 24. Nc5) 18... cxd5 19. cxd5 exd5 20. Qxe8 Qxe8 21. Rxe8 Rxe8 22. b4 (22. Rc1 {is superior.}) 22... Rc8 23. f3 Kf6 24. Kf2 Ke5 25. Ke3 Kd6 26. a3 Bc6 27. Nc3 Ra8 28. Bb1 {[%cal Oc3d5]} Re8+ 29. Kf2 h6 30. Be4 {[%cal Rc3d5]} Nb6 31. Bd3 Ra8 32. Ke3 a5 33. b5 Bb7 34. Kd4 Nd7 35. Na4 Rc8 36. f4 Nf8 37. g3 Ne6+ 38. Ke3 Re8 {[#] Threatens to win with ...Nc5+.} 39. Kd2 Nd4 40. Rf1 {Inhibits Nf3+.} Nb3+ (40... h5 $15) 41. Kc3 $11 Re3 {[%cal Ob7c8]} 42. Nb2 Nc5 43. Kd2 Re7 44. Bc2 Bc8 45. Na4 Bd7 46. Nxc5 Kxc5 {[%mdl 4096] Endgame KRB-KRB} 47. a4 Be6 (47... Bg4 $11) 48. Rc1 $16 {aiming for Bxg6+.} Kb4 {[#]} 49. Rb1+ (49. Bd1 $1 $16) 49... Kc5 50. Bd3 (50. Bd1 $14) 50... Rb7 $11 51. h4 d4 52. Be4 (52. g4 $14) 52... Rb8 53. Bd3 Bd5 (53... Rb7 $11) 54. Rb2 (54. g4 $14 {feels stronger.}) 54... Rb7 55. Rb1 Rb8 (55... Be6 $11) 56. Kc2 (56. g4 $14) 56... Re8 57. Kd2 Rb8 58. Rb2 Rb6 59. Rb1 Rb7 60. Rb2 Rb8 61. Rb1 Rb6 ({Better is} 61... Rb7 $11) 62. Rb2 Rb8 {Weighted Error Value: White=0.14 (very precise) /Black=0.17 (very precise)} 1/2-1/2

[Event "Confronto de Geracoes 2022"]
[Site "Sao Paulo"]
[Date "2022.02.06"]
[Round "6.1"]
[White "Milos, Gilberto"]
[Black "Supi, Luis Paulo"]
[Result "0-1"]
[ECO "E73"]
[WhiteElo "2575"]
[BlackElo "2581"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2022.02.04"]
[EventType "schev"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,60,57,22,30,22,28,0,0,12,0,16,14,-12,-13,-52,-31,-41,-44,-52,-54,-44,-47,-93,-91,-112,-100,-89,-90,-80,-71,-103,-107,-539,-531,-518,-514,-514,-493,-29978,-29979,-29985,-29986,-29990,-29991,-29993,-29993,-29995,-29996]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 {6...Na6 deserves study.} 7. d5 Na6 8. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} Nc5 {E73: King's Indian: Averbakh Variation without 6...c5.} 9. Qc2 c6 10. h5 (10. Bxc5 $5 dxc5 11. h5 $11 (11. Nf3 Bg4 $11)) 10... cxd5 {The position is equal.} 11. cxd5 ({Of course not} 11. h6 d4 12. hxg7 Re8 $15) 11... Qa5 $1 {Strongly threatening ...Ncxe4.} 12. Bd2 Bd7 {[#]} 13. hxg6 $146 ({Predecessor:} 13. h6 Bh8 14. Nh3 Qc7 15. Ng5 Rac8 16. Qd1 a5 17. O-O Qd8 18. Rb1 Ne8 19. b3 {1-0 (40) Koneru,H (2580)-Yip,C (2412) Saint Louis 2020}) 13... fxg6 14. Nh3 Rac8 $1 15. Ng5 h6 16. Ne6 Nxe6 17. dxe6 Bxe6 18. Bxh6 (18. Rd1 $15) 18... Bxh6 $17 19. Rxh6 {[#]} Kg7 {Active counter play!} 20. Rh4 d5 21. exd5 ({Avoid the trap} 21. Qd2 $2 d4 22. Nd1 (22. b4 $2 Qxb4 23. Nd1 Qxd2+ 24. Kxd2 g5 $19) 22... Qxd2+ 23. Kxd2 g5 $19) 21... Nxd5 22. Qd2 Nf4 $36 {[%mdl 2048] Black is on the roll.} 23. Bf1 {[%mdl 8192]} (23. Kf1 $17 {was the crucial defense.}) 23... Rfd8 $19 {[%cal Bf8d8,Bd8d3,Bd3d4,Bd4e4][%mdl 32]} 24. Qe3 {[%cal Ob2b4] [#]} Rd3 $3 {[%mdl 512] ( -> ...Rcxc3)} 25. Qc1 Rd4 {Threatens to win with ...Re4+.} 26. g3 (26. Qe3 $19 Bf5 27. Rxf4 Rxf4 28. Be2) 26... Re4+ {Black mates.} 27. Kd1 Qd8+ 28. Kc2 {[#]} Bf5 $1 29. Kb3 (29. Qd2 Re2+) 29... Qb6+ 30. Bb5 {[#]} Rxc3+ $1 {[%mdl 512] White got outplayed after the opening.  Weighted Error Value: White=0.68/Black=0.00 (flawless)} 0-1

[Event "Confronto de Geracoes 2022"]
[Site "Sao Paulo"]
[Date "2022.02.06"]
[Round "6.2"]
[White "Fier, Alexandr"]
[Black "Vescovi, Giovanni"]
[Result "1-0"]
[ECO "B85"]
[WhiteElo "2572"]
[BlackElo "2606"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2022.02.04"]
[EventType "schev"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,47,0,51,56,55,51,179,195,266,290,294,293,303,231,506,504,487,475,950,957,2068,1863]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be2 Qc7 7. O-O Nf6 8. Be3 Be7 9. f4 d6 10. Kh1 O-O 11. Qe1 Nxd4 12. Bxd4 b5 13. a3 Bb7 14. Qg3 g6 (14... Bc6 $11) 15. f5 $14 {B85: Sicilian Scheveningen: 6 Be2 a6, lines with early Be3.} Rac8 {[#]} (15... Nxe4 $2 16. Nxe4 Bxe4 17. f6 $18) 16. Qh3 $146 ({Predecessor:} 16. Bd3 Qd8 17. Qh3 e5 18. Be3 Rxc3 19. bxc3 Nxe4 20. Bh6 Re8 21. Rae1 d5 22. Bxe4 dxe4 {½-½ (32) Buksa,N (2413)-Makropoulou,M (2186) Iasi 2021}) 16... Qd7 {[#]} (16... e5 $14 17. Be3 Rfd8) 17. Rad1 $1 $18 {White is clearly better.} (17. Qh6 e5 18. Be3 {[#]} Rxc3 $1 19. bxc3 Bxe4 $11) 17... exf5 (17... Rxc3 $142 18. Bxc3 Bxe4) 18. exf5 (18. Qh6 Rxc3 19. Bxc3 Bxe4 $14) 18... Rfe8 19. Bd3 (19. Qh6 Rxc3 20. bxc3 (20. Bxc3 Bf8 $16) 20... Bf8 $16) 19... Bc6 20. Rde1 {Threatens to win with Re3.} ({But not} 20. Qh6 Bf8 21. Qg5 Nh5 22. fxg6 fxg6 $18) 20... Bd8 $2 (20... Nh5 {was worth a try.} 21. fxg6 fxg6 22. Qxd7 Bxd7) 21. Rxe8+ {White is clearly winning.} ({Less strong is} 21. Qh6 Rxe1 22. Rxe1 Nh5 $18) 21... Nxe8 22. Qh6 {[%cal Rf5g6]} Qe7 (22... Bf6 $142) 23. fxg6 fxg6 {[#]} 24. Bxg6 $1 {[%mdl 512] White took control after the opening.  Weighted Error Value: White=0.05 (flawless) /Black=0.79} 1-0

[Event "Confronto de Geracoes 2022"]
[Site "Sao Paulo"]
[Date "2022.02.06"]
[Round "6.3"]
[White "Leitao, Rafael"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "2592"]
[BlackElo "2562"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2022.02.04"]
[EventType "schev"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,116,0,5,14,10,13,15,10,0,13,13,11,0,0,34,28,34,35,46,19,16,28,29,22,19,-69,0,-42,-48,-38,-28,-37,-38,-56,-24,-36,-34,-255,-106,-110,-117,-103,-95,-99,-104,-241,-240,-240,-233,-216,-193,-270,-263,-256,-245,-252,-238,-246,-301,-226,-212,-301,-85,-63,0,-8,0,0,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-28000,-28000,-28000,-28000,-28000,-28000,-28000]} 1. c4 g6 2. Nf3 Bg7 3. Nc3 c5 4. g3 Nc6 5. Bg2 d6 6. O-O Bf5 {now supersedes 6...e5.} 7. d3 {A37: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3.} Qd7 8. Nd5 Rc8 9. Rb1 {The position is equal.} Nf6 10. Nxf6+ Bxf6 11. Bh6 Bh3 12. Qd2 {[#]} Bxg2 $146 ({Predecessor:} 12... Nd4 13. Nxd4 cxd4 14. b4 b6 15. Rfc1 Bxg2 16. Kxg2 Rg8 17. h4 Bxh4 18. Rh1 Bf6 {1-0 (67) Mantovani,R (2293)-Amato,A (2339) Montesilvano 2021}) 13. Kxg2 Nd4 14. Nxd4 Bxd4 15. b4 b6 16. e3 Bf6 17. e4 Bd4 18. f4 (18. a3 $11) 18... f5 (18... cxb4 $1 $15 19. Rxb4 (19. Qxb4 Rc5 $15) 19... Rc5) 19. Rbe1 (19. b5 $11 {is superior.}) 19... cxb4 $1 $15 20. Qxb4 Kf7 21. Re2 Rhe8 {[%cal Bh8e8,Be8c8,Bc8c1,Bc1c3][%mdl 32]} 22. Qe1 b5 23. cxb5 Qxb5 24. g4 $2 (24. Qb1 $15 Qxb1 25. Rxb1) 24... fxe4 (24... Qxd3 25. Qd1 Rc3 26. Qxd3 Rxd3 27. exf5 $17) (24... fxg4 $19 {is more deadly.} 25. Kh1 Qh5) 25. dxe4 $17 {[#]} Rc1 $1 {[%mdl 512]} 26. Qd2 {[#]} Rec8 {[%cal Oc1c2][%mdl 512] Threatens to win with ...R1c2!} 27. Rxc1 Rxc1 28. Kh3 (28. f5 $17) 28... Rc3+ $19 29. Kg2 Qc4 30. f5 Ke8 31. Bf4 (31. Bg5 $142) 31... gxf5 32. gxf5 Qg8+ 33. Bg3 {[#]} Qg4 $1 34. Re1 Qf3+ 35. Kh3 {[#]} Be5 {[%cal Re5g3]} 36. Qg5 {[#]} (36. Rc1 {was forced.}) 36... Kd7 $2 (36... Rc2 $1 $19 37. Re3 Qf1+ 38. Kg4 Qd1+ 39. Kh3 Bf6) 37. Qg4 $17 Qxg4+ (37... Bxg3 $1 $15 38. hxg3 Qf2) 38. Kxg4 $15 {[%mdl 4096] Endgame KRB-KRB} h5+ 39. Kh4 Rc2 40. Bxe5 dxe5 $11 {KR-KR} 41. h3 Rxa2 42. Kxh5 a5 43. h4 Ke8 44. Rc1 Ra4 45. Rc5 Rxe4 46. Rxa5 Kf7 47. Ra6 Re1 48. Re6 e4 49. Kg4 Rg1+ 50. Kf4 Rh1 51. Rh6 Kg7 52. Rg6+ Kf7 53. Rh6 Kg7 54. Re6 Kf7 55. Rxe4 $2 {[%mdl 8192]} (55. Kg3 $11) 55... Rxh4+ 56. Ke5 {Mate.} Rxe4+ 57. Kxe4 e6 58. fxe6+ Kxe6 {[%mdl 32768] Weighted Error Value: White=0.22 (precise) /Black=0.17 (very precise) . An unexpected result.} 1/2-1/2

