[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.10"]
[Round "1.1"]
[White "Diamant, Andre"]
[Black "Ferreira, Vitor Hugo Vieira"]
[Result "1-0"]
[WhiteElo "2547"]
[BlackElo "2123"]
[Annotator "TA"]
[PlyCount "7"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 7,7,-109]} 1. e4 e5 2. Bc4 Nc6 3. Nf3 Nf6 4. Bf1 $146 ({Predecessor:} 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Bd3 Nd5 9. Nf3 Bd6 10. O-O O-O 11. Re1 Re8 12. Nc3 f5 13. Bf1 e4 14. Nd4 Bc5 15. Nb3 Nxb3 16. axb3 {1-0 (32) Aronian,L (2775)-Amin,B (2683) Moscow 2019}) 1-0

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.10"]
[Round "1.1"]
[White "Fier, Alexandr"]
[Black "De Oliveira, Victor Gabriel C."]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "2528"]
[BlackElo "2146"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,61,39,39,56,56,54,52,71,66,108,117,122,109,129,122,131,73,83,27,65,10,183,192,255,252,252,246,239,89,62,55,148,148,165,129,174,160,192,60,69,78,205,-624,86,85,156,172,355,218]} 1. e4 c5 2. Nc3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. f4 Bg7 6. Nf3 Nf6 7. O-O O-O 8. d3 Qc7 {B21: Sicilian: 2 f4 and Morra Gambit} (8... b5 9. Be3 c4 10. dxc4 b4 11. Na4 Nxe4 12. Qe1 Qa5 13. Bd4 Qxa4 14. Bxg7 Kxg7 15. Qxe4 Bf5 16. Qe5+ {1-0 (57) Bachmann,A (2593)-Hausrath,D (2503) Berlin 2015}) 9. Qe1 b5 $146 ({Predecessor:} 9... Nh5 10. Qh4 Bf6 11. Qf2 Bxc3 12. bxc3 Nxf4 13. Ng5 e5 14. Bxf4 exf4 15. Qxc5 f6 16. Qc4+ {1-0 (51) Bachmann,A (2470)-Stamenkovic,D (2423) Vitoria 2007}) 10. Qh4 b4 {White is slightly better.} 11. Nd1 Bg4 12. Ne3 Bxf3 13. Rxf3 Rad8 14. f5 e6 15. Nc4 (15. fxg6 $142 fxg6 16. Nc4) 15... exf5 $16 16. Bg5 ({White should try} 16. Be3 $16) 16... Ng4 17. Bxd8 (17. Bf4 $1 $14 Be5 18. Nxe5 Nxe5 19. Rh3) 17... Rxd8 $2 (17... Qxd8 $11 {and Black is okay.} 18. Qxd8 Rxd8) 18. exf5 $18 Bd4+ (18... h5 $142 19. fxg6 fxg6) 19. Kh1 h5 20. Re1 {[#] Black must now prevent fxg6.} Bf6 21. Qg3 (21. Qh3 $18 {is the precise move to win.}) 21... Qxg3 $16 22. hxg3 {And now fxg6 would win.} Kg7 (22... g5 $14) 23. fxg6 Kxg6 24. Rf4 Bg5 25. Rff1 Bf6 26. Ne3 ({Better is} 26. Na5 $18) 26... Nxe3 27. Rxe3 Bd4 (27... Bxb2 $16 28. Re7 f6) 28. Kh2 $4 {[%mdl 8192] [#]} (28. Re7 $18) 28... Bxb2 $2 (28... Bxe3 $19 29. b3 Rd6) 29. Re4 Rd7 (29... f6 $142) 30. g4 {Hoping for gxh5+.} Bd4 $2 (30... Rd5 31. Kh3 f6) 31. Kg3 {Accuracy: White = 36%, Black = 25%.} 1-0

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.10"]
[Round "1.1"]
[White "Labussiere, Victor"]
[Black "Rocha, Vitor Firmo de Souza"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2363"]
[BlackElo "2200"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,97,14,29,16,106,104,102,82,76,69,100,96,138,127,130,137,156,137,149,149,166,154,157,119,131,127,135,122,113,116,129,137,111,112,162,197,179,200,179,181,229,223,238,244,280,240,279,262,271,271,270,269,283,230,423,420,424,422,415,413,414,410,1561,354,410,410,515,515,523,484,854,807,710,629,1255,1183,1587,1350,1218,964,1414,1299,1811,1761,29983,29984,29987,29988]} 1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. d4 dxc4 5. Bg2 a6 6. O-O Nc6 7. Nbd2 {E04: Open Catalan: 5 Nf3} Rb8 $146 (7... b5 $11) ({Predecessor:} 7... b5 8. b3 Rb8 9. Bb2 cxb3 10. Nxb3 Be7 11. Rc1 Bb7 12. Ne1 Na7 13. Bxb7 Rxb7 14. Nd3 O-O {½-½ (41) Vidit,S (2722)-Nakamura,H (2741) Kolkata 2019}) 8. Nxc4 $16 Be7 9. e3 {White is better.} O-O 10. Qe2 Bd7 11. Rd1 Re8 12. e4 Qc8 13. Bf4 Nh5 14. Be3 Nf6 15. Nfe5 b5 {[#] ...Rd8 is the strong threat.} 16. Nd2 {[%cal Bc4d2,Bd2b3,Bb3c5][%mdl 32]} Rd8 17. Rac1 Nxe5 18. dxe5 Ne8 19. Nb3 b4 20. f4 $36 {[%mdl 2048] White has strong initiative.} Bb5 21. Qf2 Rxd1+ 22. Rxd1 a5 23. Bc5 (23. Nxa5 Ra8 $16) 23... Bxc5 24. Nxc5 g6 25. Bf1 a4 26. Qd4 Bxf1 27. Kxf1 ({Resist} 27. Rxf1 $6 Qd8) 27... h5 28. Kf2 a3 29. b3 Rb5 30. Rc1 {[%cal Bd1c1,Bc1c4,Bc4c6][%mdl 32]} c6 31. Nd3 Qb7 32. Rc4 Qb6 $2 {[#]} (32... h4 33. gxh4 (33. Nxb4 c5 $11) (33. Rxb4 hxg3+ 34. hxg3 Rxb4 $18) 33... Qe7) 33. Qxb6 $18 Rxb6 34. Nxb4 Nc7 35. Rxc6 Rxb4 36. Rxc7 Rxe4 {[%mdl 4096] Endgame KR-KR} (36... g5 $142 37. Ke3 gxf4+ 38. gxf4 Rb8) 37. Ra7 $2 (37. Rc8+ Kg7 38. Rc4 Rxc4 39. bxc4) 37... Rd4 {intending ...Rd2+.} 38. Ke3 Rd1 39. Rxa3 h4 40. gxh4 Rh1 (40... Rb1 $142 41. Ra8+ Kg7) 41. Ra8+ Kg7 42. b4 {[%cal Bb3b4,Bb4b5,Bb5b6,Bb6b7][%mdl 32]} Rxh2 43. b5 Kh6 44. a4 Rb2 45. Kf3 Rb1 46. Rb8 Ra1 47. b6 Rxa4 48. b7 Ra3+ 49. Kg4 {Accuracy: White = 73%, Black = 37%.} 1-0

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.10"]
[Round "1.1"]
[White "Martins, Vinicius Tine"]
[Black "Zallio, Luciano de Souza"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2309"]
[BlackElo "2245"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,67,20,50,-67,-56,-96,-102,-89,-90,-86,-65,-97,-94,-93,-92,-94,-108,-126,-77,-85,-74,-83,-77,-63,-80,-74,-73,-92,-64,-82,-79,-89,-93,-87,-10,-16,4,4,4,2,7,2,2,0,77,82,244,215,243,243,1080,1076,1024,1021,2011,1757]} 1. d4 d5 2. Nf3 e6 3. c4 Nf6 4. g3 dxc4 5. Bg2 c5 6. O-O Nc6 7. Qa4 cxd4 {[#]} 8. Qxc4 {E04: Open Catalan: 5 Nf3} ({White should play} 8. Nxd4 $1 $14 {[%mdl 512]} Qxd4 9. Bxc6+ Bd7 10. Rd1 Bxc6 11. Qxc6+ $1 {[%mdl 512]} bxc6 12. Rxd4) (8. Nxd4 Qxd4 9. Bxc6+ Bd7 10. Rd1 Bxc6 11. Qxc6+ bxc6 12. Rxd4 Nd5 13. Rxc4 Kd7 14. Nd2 Be7 15. Nf3 f6 16. Bd2 Rhb8 17. e4 Nb6 18. Rc2 e5 19. Rd1 Ke8 20. Rxc6 {1-0 (52) Rapport,R (2736)-Turner,M (2524) England 2019}) 8... Be7 $15 9. Rd1 e5 10. e3 {[%cal Re3d4] Black is better.} Bg4 11. h3 $146 ({Predecessor:} 11. exd4 Nxd4 12. Rxd4 exd4 13. Nxd4 O-O 14. Bf4 Rc8 15. Qa4 Nd5 {½-½ (61) Turov,V (2112)-Grigoriev,V (2000) Perm 2010}) 11... Be6 12. Qe2 O-O 13. exd4 exd4 {[#]} 14. Be3 $1 {[%cal Rf3d4][%mdl 512]} Bc5 {[#] aiming for ...Qb6.} (14... dxe3 15. Rxd8) 15. Nc3 $1 {[%mdl 512]} Re8 (15... dxc3 16. Rxd8) 16. Qb5 Bb6 {White must now prevent ...Bd7.} 17. Na4 Bd7 18. Nxb6 axb6 19. Bg5 Ne5 20. Qb4 Ra4 21. Qb3 Nxf3+ 22. Bxf3 h6 23. Bf4 Qa8 (23... g5 $17 24. Bd2 Ne4) 24. Qxb6 $11 Rxa2 (24... Bc6 {keeps more tension.} 25. Bxc6 bxc6 26. Rxd4 Nd5 27. Qc5 Nxf4 28. Rxf4 Rxf4 29. gxf4 Qb8) 25. Rxa2 Qxa2 26. Qxd4 Bc6 27. Bxc6 bxc6 28. Bxh6 Re4 {[#]} (28... c5 $1 $11 {remains equal.} 29. Qd6 Qxb2) 29. Qc3 $1 $16 Re2 $2 (29... Qe6 $16) 30. Rd8+ $18 ({Much less strong is} 30. Qxc6 $6 Qb3 $16) 30... Kh7 {Strongly threatening ...Qb1+.} 31. Qd3+ {[%mdl 64] Double Attack} g6 $2 (31... Re4) 32. Qxe2 {And now Qe7! would win.White is clearly winning.} Kxh6 33. Qe5 Qb1+ 34. Kh2 {Accuracy: White = 63%, Black = 45%.} 1-0

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.10"]
[Round "1.1"]
[White "Brito, Luismar"]
[Black "Macedo, Maximo Iack"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2227"]
[BlackElo "2324"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,69,-27,-21,-72,0,-9,20,-8,39,23,25,31,13,19,40,2,31,18,13,9,40,8,25,0,81,104,146,94,91,41,47,41,45,43,41,44,48,34,72,35,75,72,76,83,85,57,57,57,58,56,54,49,66,29,43,29,15,7,12,-52,-36,-71]} 1. Nc3 d5 2. d4 Nf6 3. Bf4 a6 4. Qd3 (4. e3 e6 5. Nf3 c5 6. Bd3 Nbd7 7. h3 b5 8. a3 Bb7 9. O-O Be7 10. dxc5 Nxc5 11. Ne2 O-O {½-½ (66) Lagarde,M (2657)-Fressinet,L (2633) Montagne 2019}) 4... e6 5. e4 c5 6. Nf3 {[#] D00: 1 d4 d5: Unusual lines} (6. exd5 $11 {keeps the balance.} cxd4 7. Qxd4) 6... c4 $146 (6... cxd4 $1 $17 7. Nxd4 Bb4) ({Predecessor:} 6... cxd4 7. Nxd4 Bb4 8. exd5 Nxd5 9. Bd2 Nxc3 10. Bxc3 Qa5 11. Be2 Bxc3+ 12. bxc3 {0-1 (31) Ejsing,E (2205)-Hynninen,J (2220) Novi Sad 2016}) 7. Qe3 $11 Be7 8. Be2 {The position is equal.} b5 9. exd5 exd5 10. Ne5 O-O 11. O-O Bf5 12. Bd1 Ne4 13. Nxe4 Bxe4 14. Qh3 Qb6 15. Be3 f6 16. Nf3 Bg6 (16... Nc6 $11) 17. Nh4 $16 Bf7 18. Nf5 (18. Bh6 $142) 18... Re8 19. Bf3 Bf8 20. c3 Nc6 {[%cal Bb8c6,Bc6e7,Be7c8,Bc8d6][%mdl 32]} 21. Bf4 b4 22. Qg3 Be6 23. Ne3 Ne7 24. Rfe1 (24. Bd6 $5 {[%cal Rd6e7]} Qc6 25. Bxb4 $16) 24... Bf7 25. Bd6 {[#] Black must now prevent Bxe7.} bxc3 26. bxc3 Qc6 27. h4 Rad8 28. Bc5 Nc8 29. Nf5 Bg6 30. Bxf8 Kxf8 31. Ne3 Be4 32. h5 Nd6 33. h6 {[%csl Gh6][%cal Rg3g7]} g6 34. Bg4 (34. Qf4 $11 Nf7 35. Ng4) 34... f5 $15 35. Qh4 {[%mdl 32768] Accuracy: White = 40%, Black = 56%. . Loss on time!?} 1-0

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.10"]
[Round "1.1"]
[White "Jordao Barbosa, Marcio"]
[Black "Molina, Roberto Junio Brito"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2181"]
[BlackElo "2431"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,70,1,0,0,12,12,18,17,16,16,19,18,25,24,37,35,47,34,60,60,60,60,58,52,55,58,73,78,72,67,89,15,31,13,15,18,33,31,9,13,10,14,56,56,62,69,75,33,36,0,64,0,49,0,0]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. Qd2 b5 9. dxc5 Bxc5 10. Ne2 {C11: French: Classical System: 4 e5 and 4 Bg5 dxe4} Bxe3 (10... O-O 11. Ned4 Qb6 12. c3 b4 13. Bd3 a5 14. O-O Ba6 15. Kh1 Bxd3 16. Qxd3 Qa6 17. Qc2 bxc3 18. bxc3 {½-½ (31) Dominguez Perez,L (2739)-So,W (2788) Saint Louis 2017}) 11. Qxe3 Qa5+ 12. Qd2 Qxd2+ 13. Kxd2 Nc5 14. Ned4 Nxd4 15. Nxd4 f6 16. Bd3 fxe5 17. fxe5 Bd7 $146 ({Predecessor:} 17... O-O) 18. Rhf1 Ke7 19. Rf4 Raf8 20. Raf1 Rxf4 21. Rxf4 Be8 22. b4 Nb7 23. a4 Nd8 24. a5 ({Better is} 24. axb5 $16 axb5 25. Rf1 (25. Nxb5 Nc6 $11) (25. Bxb5 Bxb5 26. Nxb5 Nc6 $11)) 24... Nf7 $11 25. Rg4 g5 26. Rg3 Nxe5 27. Rxg5 Kf6 28. Rg3 Bg6 29. Nb3 Nd7 30. Rh3 Rc8 31. Bxg6 Kxg6 32. Rg3+ Kf7 33. Rh3 Kg6 34. Rg3+ (34. Rc3 $1 $14 Rc4 35. Rxc4 dxc4 36. Nc5 Nxc5 37. bxc5) 34... Kf6 35. Rh3 Kg6 $1 {Accuracy: White = 80%, Black = 55%.} 1/2-1/2

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.10"]
[Round "1.1"]
[White "Pinto, Carlos Henrique Lope"]
[Black "Lima, Darcy"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2135"]
[BlackElo "2534"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,76,6,2,13,0,0,-7,-1,-31,-26,-22,-8,-38,-29,-37,-27,-81,-76,-118,-120,-144,-105,-130,-68,-67,-41,-35,22,-44,-42,-49,-42,-39,-37,-35,0,0,73,40,82,-29,21,20,23,-91,-76,-119,-41,-136,-150,-502,-502,-502,-501,-501,-498,-494,-494,-494,-483,-496,-471,-522,-519]} 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. g3 cxd4 5. Nxd4 Nc6 6. Nxc6 bxc6 7. Bg2 d5 8. O-O Be7 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} 9. Nc3 (9. b3 O-O 10. Nd2 e5 11. Bb2 e4 12. Qc2 Bf5 13. Rad1 Qc8 14. Qc1 a5 15. f3 e3 16. Nb1 {1-0 (30) Frolyanov,D (2517)-Narva,M (2347) chess.com INT 2019}) 9... O-O 10. b3 Ba6 {The position is equal.} 11. cxd5 cxd5 12. Bb2 Qa5 $146 ({Predecessor:} 12... Rc8 13. Rc1 d4 14. Na4 Rxc1 15. Bxc1 e5 16. Qd2 {½-½ (37) Jedlicka,A (2249)-Ivanov,M (2388) Hradec Kralove 2014}) 13. a3 Rfc8 14. b4 Qd8 15. Qa4 (15. Re1 $11) 15... Bc4 $17 16. Rfd1 a5 {[#] White must now prevent ...axb4.} 17. b5 Qb6 18. Rab1 Bc5 (18... Nd7 $17 19. Rd2 Nc5) 19. e3 $15 Bxe3 20. fxe3 Qxe3+ 21. Kh1 Ng4 {( -> ...Nf2+)} 22. h3 Nf2+ {[%mdl 64] [#] Double Attack} 23. Kh2 Nxd1 24. Qxd1 a4 25. Qg4 Qh6 (25... f6 $1 $11 {keeps the balance.}) 26. Qd4 {[%mdl 1024] White has strong compensation.} Qg6 27. Rd1 (27. b6 $16 {b7 is the strong threat.} Rab8 28. Rc1 (28. Nxa4 f6 $16)) 27... Rcb8 28. b6 f6 {With the idea ...Ra6.} 29. Rd2 (29. Ne4 $11 Ra6 30. b7) 29... Ra6 $17 30. Qc5 Qe8 ({Black should try} 30... h5 $17 31. b7 Qe8) 31. b7 (31. Ne4 $1 $15) 31... Rxb7 32. Nxd5 $2 (32. Qf2 $17) 32... Bxd5 $19 {Black is clearly winning.} 33. Bxd5 exd5 34. Qxd5+ Rf7 35. Bc3 Re6 36. Qc4 h6 37. Ba5 {Strongly threatening Rd8.} Qc6 38. Rd8+ Rf8 {Accuracy: White = 25%, Black = 55%.} 0-1

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.10"]
[Round "1.1"]
[White "Mourao, Igor A.C.Lofredo"]
[Black "Supi, Luis Paulo"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "2112"]
[BlackElo "2577"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,78,-6,5,-12,-13,-28,-35,-34,-27,-34,-17,-20,-20,-82,-83,-73,-84,-92,-70,-167,-159,-168,-162,-166,-157,-166,-169,-148,-147,-150,-141,-146,-160,-208,-195,-208,-201,-167,-157,-175,-187,-171,-152,-174,-155,-246,-249,-242,-240,-242,-241,-350,-317,-352,-324,-309,-275,-275,-276,-275,-274,-275,-274,-386,-386]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 Bxc3+ 6. bxc3 d6 7. Nf3 Nc6 8. O-O e5 9. dxe5 {E20: Nimzo-Indian: 4 g3 and 4 f3} (9. Qa4 Bd7 10. Qa3 h6 11. Rd1 Re8 12. c5 e4 13. Ne1 d5 14. Nc2 b6 15. Ne3 Na5 16. Rb1 Be6 {0-1 (46) Xu,X (2583)-Le,Q (2694) Xingtai 2019}) 9... dxe5 10. Rb1 Rb8 $146 ({Predecessor:} 10... Qxd1 11. Rxd1 Rb8 12. Ng5 Bf5 13. e4 Bg6 14. f3 h6 15. Nh3 Rfd8 16. Be3 Nd7 {0-1 (60) Schaefer,M (2197)-Hamid,E (2171) Germany 2017}) 11. Nd2 {[#] Strongly threatening Bxc6.Black is slightly better.} Bf5 12. Rb2 e4 13. Nb3 Ne5 {aiming for ...Qxd1.} 14. Na5 (14. Qd4 $11 {remains equal.} Qxd4 15. Nxd4) 14... b6 $17 {Hoping for ...Qxd1.} 15. Bf4 Qxd1 ({Of course not} 15... bxa5 $6 16. Rxb8 Qxb8 17. Bxe5 $14) 16. Rxd1 Rfd8 $36 {[%mdl 2048] Black fights for an advantage.} 17. Rbd2 (17. Rdb1 $15 e3 18. Rf1) 17... Rxd2 $19 18. Rxd2 bxa5 19. Bxe5 {[#]} Nd7 $1 20. g4 (20. Bxc7 {is a self mate.} Rb1+ 21. Rd1 Rxd1+ 22. Bf1 Bh3 23. Bxa5 Rxf1#) 20... Rb1+ ({Don't do} 20... Nxe5 21. gxf5 Rb1+ 22. Bf1 $17) 21. Bf1 Bxg4 {( -> ...Bh3)} 22. Kg2 c5 23. Bc7 h5 24. f3 Be6 25. fxe4 a4 26. e3 Rc1 27. Kf2 Rxc3 28. e5 g6 29. Bg2 Nb6 30. Rd8+ (30. Bd5 $17) 30... Kg7 31. Bd5 Nxc4 32. Bxc4 Rxc4 {[%mdl 4096] Endgame KRB-KRB} 33. a3 (33. Rd2 {was worth a try.}) 33... g5 34. Bd6 Kg6 35. e4 Rxe4 36. Bxc5 Rxe5 37. Bxa7 Rf5+ 38. Kg1 Rf3 39. Bc5 (39. Rg8+ {might work better.} Kh6 40. h4) 39... Bh3 {Accuracy: White = 36%, Black = 89%.} 0-1

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.11"]
[Round "1.2"]
[White "Supi, Luis Paulo"]
[Black "Mourao, Igor A.C.Lofredo"]
[Result "1/2-1/2"]
[ECO "A26"]
[WhiteElo "2577"]
[BlackElo "2112"]
[Annotator "TA"]
[PlyCount "27"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,27,-4,-3,5,0,4,-23,-18,-23,-16,-33,2,0,-8,-8,-9,-32]} 1. c4 e5 2. d3 Nc6 3. Nf3 g6 4. Nc3 Bg7 5. g3 Nge7 6. Bg2 d6 7. Rb1 a5 {A26: English Opening vs King's Indian with ...Nc6 and d3} 8. a3 (8. O-O O-O 9. a3 h6 10. b4 axb4 11. axb4 Nf5 12. e3 Nce7 13. g4 e4 14. Nxe4 d5 15. cxd5 Nd6 16. h3 Nxd5 17. Bb2 Bxb2 18. Rxb2 Nxe4 19. dxe4 {½-½ (54) Dzagnidze,N (2570)-Khotenashvili,B (2504) Beijing 2014}) 8... Nd4 9. Nd2 c6 $146 {Black has an edge.} ({Predecessor:} 9... O-O 10. b4 axb4 11. axb4 f5 12. O-O Kh8 13. Bb2 h6 14. Ra1 Rxa1 15. Qxa1 {½-½ (59) Mandl,R (2425)-Wockenfuss,K (2315) Bayern 1996}) 10. b4 axb4 11. axb4 O-O 12. Bb2 {The position is equal.} f5 13. e3 Ne6 14. O-O 1/2-1/2

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.11"]
[Round "1.2"]
[White "Lima, Darcy"]
[Black "Pinto, Carlos Henrique Lope"]
[Result "0-1"]
[ECO "E71"]
[WhiteElo "2534"]
[BlackElo "2135"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,69,85,64,97,74,82,48,102,105,104,103,111,93,143,143,143,137,147,147,147,136,147,127,134,152,135,128,102,91,281,284,283,267,435,441,435,432,423,422,441,435,425,363,374,234,213,19,21,-29999]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Bg5 c5 7. d5 b5 8. cxb5 a6 9. bxa6 Bxa6 10. Bxa6 Rxa6 11. Nf3 Nbd7 12. O-O Qa5 $146 {E71: King's Indian: 4 e4 d6 5 h3} ({Predecessor:} 12... Qa8 13. Re1 Rb8 14. Rb1 Rab6 15. Qc2 Ne8 16. Bxe7 f6 17. e5 Nxe5 18. Nxe5 fxe5 19. Bg5 Nc7 20. Red1 {½-½ (54) Turna,S (2230)-Szegi,T (2225) Slovakia 2006}) 13. Re1 Rb8 14. Qc2 h6 (14... Ne8 $14) 15. Bd2 $16 Qb6 16. Rab1 Ne8 17. b3 Qa7 18. a4 Nc7 19. Nd1 {[%cal Bc3d1,Bd1e3,Be3c4][%mdl 32]} e6 {[#]} 20. dxe6 $1 Nxe6 21. Ne3 Qb7 22. Nc4 d5 23. exd5 Qxd5 24. a5 Nd4 25. Qd3 Rf6 $2 (25... Nxf3+ $16 26. Qxf3 Qxf3 27. gxf3 Nf8) 26. Nxd4 $18 cxd4 27. b4 Rc8 $2 {[#]} (27... h5 {was necessary.} 28. Rbc1 Re6 29. Rxe6 Qxe6) 28. Ne3 $1 {[%mdl 512]} Qd6 (28... dxe3 29. Qxd5) 29. Ng4 {[%mdl 64] Double Attack} Rf5 30. Bxh6 Ne5 31. Nxe5 Bxe5 32. Bd2 Bh2+ 33. Kf1 Bf4 {intending ...Bxd2.} 34. Bxf4 $2 ({White should try} 34. Rec1 $18 Rb8 35. Kg1) 34... Qxf4 $11 {[%csl Gf5][%cal Rf4f2]} 35. g3 $2 {[%mdl 8192] Accuracy: White = 53%, Black = 36%.} (35. Re2 $11 Rc1+ 36. Rxc1 Qxc1+ 37. Re1) 35... Qxf2# 0-1

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.11"]
[Round "1.2"]
[White "Molina, Roberto Junio Brito"]
[Black "Jordao Barbosa, Marcio"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2431"]
[BlackElo "2181"]
[Annotator "NA"]
[PlyCount "109"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 {[%emt 0:00:01]} Nf6 {[%emt 0:01:23]} 2. d4 {[%emt 0:00:11]} e6 {[%emt 0:00:22]} 3. c4 {[%emt 0:00:07]} d5 {[%emt 0:00:09]} 4. g3 {[%emt 0:00:06]} Be7 {[%emt 0:00:40]} 5. Bg2 {[%emt 0:00:07]} O-O {[%emt 0:00:12]} 6. O-O {[%emt 0:00:04]} dxc4 {[%emt 0:00:08]} 7. Qc2 {[%emt 0:00:13]} a6 {[%emt 0:01:11]} 8. a4 {[%emt 0:00:11]} Nc6 {[%emt 0:09:35]} 9. Qxc4 {[%emt 0:01:42]} Qd5 {[%emt 0:01:25]} 10. Nbd2 {[%emt 0:13:17]} Rd8 {[%emt 0:05:46] E05: Open Catalan: 5 Nf3 Be7} 11. Qxd5 {[%emt 0:04:41]} exd5 {[%emt 0:04:05]} 12. Nb3 {[%emt 0:06:39]} Bf5 {[%emt 0:08:40]} 13. Bf4 {[%emt 0:00:59]} Ne8 $146 {[%emt 0:03:56]} ({Predecessor:} 13... Bd6 14. Rfc1 Ne4 15. Ne1 Bxf4 16. gxf4 Nf6 17. e3 Rdc8 18. Nc5 {1-0 (40) Burmakin,V (2545)-Ibadov,D (2294) St Petersburg 2016}) 14. Rac1 {[%emt 0:01:40]} Be4 {[%emt 0:16:41]} 15. Rfd1 {[%emt 0:02:49]} Nb4 {[%emt 0:04:19]} 16. Ne1 {[%emt 0:03:29]} Bxg2 {[%emt 0:01:30]} 17. Kxg2 {[%emt 0:00:08]} c6 {[%emt 0:01:19]} 18. Nc5 {[%emt 0:05:42]} Bxc5 {[%emt 0:12:09]} 19. Rxc5 {[%emt 0:07:26]} a5 $1 {[%emt 0:04:43]} 20. b3 {[%emt 0:00:56]} Nd6 {[%emt 0:02:02]} 21. f3 {[%emt 0:00:40]} Na6 $11 {[%emt 0:01:04]} 22. Rcc1 {[%emt 0:01:06]} Nc7 {[%emt 0:00:48]} 23. g4 {[%emt 0:07:15]} Ne6 {[%emt 0:00:35]} 24. Bg3 {[%emt 0:00:09]} g6 {[%emt 0:04:04]} 25. e3 {[%emt 0:00:19]} f6 {[%emt 0:05:34]} 26. Nd3 {[%emt 0:00:29]} Nf7 {[%emt 0:00:37]} 27. Kf2 {[%emt 0:00:39]} Re8 {[%emt 0:00:25]} 28. Ne1 {[%emt 0:02:19]} Re7 {[%emt 0:00:24]} 29. Nc2 {[%emt 0:00:06]} Ng7 {[%emt 0:02:17]} 30. h3 {[%emt 0:03:16]} h5 {[%emt 0:00:52]} 31. Rh1 {[%emt 0:04:03]} f5 {[%emt 0:00:33]} 32. gxh5 {[%emt 0:01:20]} Nxh5 {[%emt 0:00:15]} 33. Rcg1 {[%emt 0:04:51]} Rae8 {[%emt 0:00:24]} 34. Be5 {[%emt 0:00:55]} Re6 {[%emt 0:05:57]} 35. f4 {[%emt 0:00:06]} Kh7 {[%emt 0:00:12]} 36. Ne1 {[%emt 0:00:29]} Nf6 {[%emt 0:00:41]} 37. Bxf6 {[%emt 0:00:16]} Rxf6 {[%emt 0:00:04]} 38. Nf3 {[%emt 0:00:10]} Nd6 {[%emt 0:00:24]} 39. h4 {[%emt 0:00:34]} Ne4+ {[%emt 0:00:43]} 40. Ke2 {[%emt 0:00:07]} Rh8 {[%emt 0:03:18]} 41. h5 {[%emt 0:00:27]} Kg7 {[%emt 0:00:25]} 42. Ne5 {[%emt 0:00:02]} Rh6 {[%emt 0:00:14]} 43. Ke1 {[%emt 0:00:51]} Re6 {[%emt 0:00:37]} 44. hxg6 {[%emt 0:00:11]} Rxh1 {[%emt 0:00:12]} 45. Rxh1 {[%emt 0:00:05]} Nf6 {[%emt 0:00:06]} 46. Ke2 {[%emt 0:00:22]} Re8 {[%emt 0:00:14]} 47. b4 {[%emt 0:01:07]} axb4 {[%emt 0:00:42]} 48. Rb1 {[%emt 0:00:01]} Ng4 {[%emt 0:00:19]} 49. Rxb4 {[%emt 0:00:22]} Nxe5 {[%emt 0:00:45]} 50. Rxb7+ {[%emt 0:00:20]} Kxg6 {[%emt 0:00:17]} 51. fxe5 {[%emt 0:00:31]} Ra8 {[%emt 0:00:15]} 52. Rb6 {[%emt 0:00:31]} Rxa4 {[%emt 0:00:18]} 53. Rxc6+ {[%emt 0:00:01]} Kg5 {[%emt 0:00:07]} 54. Kf3 {[%emt 0:01:01]} Ra3 {[%emt 0:00:16]} 55. Rc8 {[%emt 0:00:18]} 1-0

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.11"]
[Round "1.2"]
[White "Macedo, Maximo Iack"]
[Black "Brito, Luismar"]
[Result "1-0"]
[ECO "E44"]
[WhiteElo "2324"]
[BlackElo "2227"]
[Annotator "ChessBase"]
[PlyCount "141"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:25]} e6 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:16]} Bb4 {[%emt 0:00:11]} 4. e3 {[%emt 0:01:01]} b6 {[%emt 0:01:27]} 5. Nge2 {[%emt 0:03:42]} Bb7 {[%emt 0:00:47]} 6. a3 {[%emt 0:00:11]} Bxc3+ {[%emt 0:01:29]} 7. Nxc3 {[%emt 0:00:44]} d6 {[%emt 0:00:34]} 8. Bd3 {[%emt 0:02:44]} e5 {[%emt 0:00:33]} 9. O-O {[%emt 0:01:57]} Nc6 {[%emt 0:00:43]} 10. d5 {[%emt 0:03:01]} Ne7 {[%emt 0:01:11]} 11. b4 {[%emt 0:03:57]} O-O {[%emt 0:01:26]} 12. Bb2 {[%emt 0:11:13]} Bc8 {[%emt 0:01:59]} 13. Qc2 {[%emt 0:00:54]} Ng6 {[%emt 0:01:19]} 14. f4 {[%emt 0:02:34]} Re8 {[%emt 0:03:02]} 15. f5 {[%emt 0:04:18]} Nf8 {[%emt 0:01:38]} 16. Rae1 {[%emt 0:07:13]} a5 {[%emt 0:02:37]} 17. e4 {[%emt 0:02:47]} Bd7 {[%emt 0:02:24]} 18. Bc1 {[%emt 0:02:32]} h6 {[%emt 0:01:10]} 19. Re3 {[%emt 0:08:56]} axb4 {[%emt 0:01:11]} 20. axb4 {[%emt 0:00:03]} Ra1 {[%emt 0:00:45]} 21. Na2 {[%emt 0:01:34]} Qa8 {[%emt 0:00:30]} 22. Re2 {[%emt 0:00:52]} Qa4 {[%emt 0:06:09]} 23. Qb2 {[%emt 0:01:38]} Rxc1 {[%emt 0:03:33]} 24. Rxc1 {[%emt 0:03:03]} Ra8 {[%emt 0:01:08]} 25. Nc3 {[%emt 0:00:44]} Qa7 {[%emt 0:00:38]} 26. Kh1 {[%emt 0:03:33]} b5 {[%emt 0:04:41]} 27. Nxb5 {[%emt 0:03:08]} Bxb5 {[%emt 0:01:12]} 28. cxb5 {[%emt 0:00:02]} N8d7 {[%emt 0:02:22]} 29. g3 {[%emt 0:01:08]} Kf8 {[%emt 0:01:16]} 30. Qc3 {[%emt 0:05:18]} Ne8 {[%emt 0:00:37]} 31. Kg2 {[%emt 0:00:21]} Ke7 {[%emt 0:00:56]} 32. Rcc2 {[%emt 0:01:38]} Nb6 {[%emt 0:00:53]} 33. Qd2 {[%emt 0:04:05]} Qa1 {[%emt 0:03:45]} 34. Qc3 {[%emt 0:02:26]} Qa7 {[%emt 0:01:49]} 35. g4 {[%emt 0:00:53]} Na4 {[%emt 0:00:38]} 36. Qa1 {[%emt 0:01:43]} Qb7 {[%emt 0:03:22]} 37. Ra2 {[%emt 0:02:05]} Nb6 {[%emt 0:00:05]} 38. Rxa8 {[%emt 0:00:52]} Nxa8 {[%emt 0:00:14]} 39. Ra2 {[%emt 0:01:02]} Nb6 {[%emt 0:00:08]} 40. Ra7 {[%emt 0:00:11]} Qb8 {[%emt 0:00:23]} 41. h4 {[%emt 0:01:55]} Kf8 {[%emt 0:01:00]} 42. Ra6 {[%emt 0:02:03]} Qb7 {[%emt 0:02:51]} 43. Kf3 {[%emt 0:05:31]} Qb8 {[%emt 0:02:38]} 44. g5 {[%emt 0:00:52]} Qd8 {[%emt 0:01:14]} 45. Qg1 {[%emt 0:02:46]} hxg5 {[%emt 0:02:13]} 46. hxg5 {[%emt 0:00:04]} Kg8 {[%emt 0:01:49]} 47. Ra2 {[%emt 0:00:20]} Kf8 {[%emt 0:00:44]} 48. Rh2 {[%emt 0:01:05]} Nd7 {[%emt 0:04:12]} 49. Rh8+ {[%emt 0:00:25]} Ke7 {[%emt 0:00:07]} 50. g6 {[%emt 0:01:10]} Ndf6 {[%emt 0:03:58]} 51. gxf7 {[%emt 0:00:11]} Kxf7 {[%emt 0:00:15]} 52. Qa7 {[%emt 0:01:19]} Nd7 {[%emt 0:00:36]} 53. b6 {[%emt 0:00:31]} Nxb6 {[%emt 0:02:31]} 54. Bb5 {[%emt 0:00:03]} Nd7 {[%emt 0:00:28]} 55. Ke2 {[%emt 0:01:28]} Qe7 {[%emt 0:01:55]} 56. Qg1 {[%emt 0:00:39]} Nf8 {[%emt 0:00:43]} 57. Bc6 {[%emt 0:01:04]} Nf6 {[%emt 0:00:54]} 58. Kd3 {[%emt 0:00:22]} N6h7 {[%emt 0:00:20]} 59. Qg4 {[%emt 0:00:31]} Nf6 {[%emt 0:01:43]} 60. Qe2 {[%emt 0:02:52]} Qd8 {[%emt 0:00:35]} 61. Qa2 {[%emt 0:00:00]} N6h7 {[%emt 0:01:08]} 62. Qg2 {[%emt 0:00:00]} Qh4 {[%emt 0:00:47]} 63. Bd7 {[%emt 0:00:00]} Qh6 {[%emt 0:03:53]} 64. Be6+ {[%emt 0:00:03]} Kf6 {[%emt 0:00:26]} 65. Kc4 {[%emt 0:00:28]} Qe3 {[%emt 0:01:17]} 66. Qc2 {[%emt 0:00:50]} Qg1 {[%emt 0:04:17]} 67. Kb3 {[%emt 0:00:27]} Qb6 {[%emt 0:02:16]} 68. Qc3 {[%emt 0:00:35]} Qa7 {[%emt 0:00:39]} 69. Qg3 {[%emt 0:00:20]} g6 {[%emt 0:07:43]} 70. Qh4+ {[%emt 0:00:12]} g5 {[%emt 0:01:11]} 71. Qh6+ {[%emt 0:00:08]} 1-0

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.11"]
[Round "1.2"]
[White "Zallio, Luciano de Souza"]
[Black "Martins, Vinicius Tine"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2245"]
[BlackElo "2309"]
[Annotator "NA"]
[PlyCount "112"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:07:26]} d5 {[%emt 0:00:00]} 2. Bg5 {[%emt 0:01:44]} h6 {[%emt 0:00:20]} 3. Bh4 {[%emt 0:00:32]} c6 {[%emt 0:00:14]} 4. c3 {[%emt 0:00:48]} Bf5 {[%emt 0:01:38]} 5. Nd2 {[%emt 0:00:43]} Nd7 {[%emt 0:01:14]} 6. e3 {[%emt 0:00:55]} Ngf6 {[%emt 0:01:03]} 7. Be2 {[%emt 0:00:41]} e6 {[%emt 0:07:18]} 8. f4 {[%emt 0:01:28]} Be7 {[%emt 0:02:09]} 9. Ngf3 {[%emt 0:06:08]} g5 {[%emt 0:36:49]} 10. fxg5 {[%emt 0:04:43]} Ne4 $11 {[%emt 0:03:12]} (10... Ng4 $15 11. Nf1 hxg5) 11. Nxe4 {[%emt 0:04:06]} dxe4 {[%emt 0:09:11]} 12. Nd2 {[%emt 0:00:56]} Bxg5 {[%emt 0:05:01]} 13. Bf2 {[%emt 0:00:12]} Bh4 {[%emt 0:02:54]} 14. O-O {[%emt 0:02:47]} Bxf2+ {[%emt 0:00:25]} 15. Rxf2 {[%emt 0:00:03]} Nf6 {[%emt 0:09:09]} 16. Qb3 {[%emt 0:04:57]} Qe7 {[%emt 0:00:45]} 17. Raf1 {[%emt 0:03:39]} O-O-O {[%emt 0:01:29]} 18. Kh1 {[%emt 0:00:34]} h5 {[%emt 0:00:34]} 19. c4 {[%emt 0:01:37]} Ng4 {[%emt 0:07:48]} 20. Bxg4 {[%emt 0:03:23]} hxg4 {[%emt 0:00:02]} 21. g3 {[%emt 0:00:27]} Bg6 {[%emt 0:04:20]} 22. Qc3 {[%emt 0:05:00]} Kb8 {[%emt 0:03:08]} 23. c5 {[%emt 0:04:12]} e5 {[%emt 0:00:28]} 24. Nc4 {[%emt 0:03:42]} exd4 {[%emt 0:00:19]} 25. exd4 {[%emt 0:00:08]} e3 {[%emt 0:00:35]} 26. Nxe3 {[%emt 0:06:12]} Qe4+ {[%emt 0:01:45]} 27. Kg1 {[%emt 0:00:05]} Qxd4 {[%emt 0:00:35]} 28. Qxd4 {[%emt 0:00:19]} Rxd4 {[%emt 0:00:01]} 29. Rf4 {[%emt 0:00:09]} Rd2 {[%emt 0:01:06]} 30. R1f2 {[%emt 0:02:20]} Rxf2 {[%emt 0:00:42]} 31. Rxf2 {[%emt 0:00:47]} Rh5 {[%emt 0:00:23]} 32. b4 {[%emt 0:00:35]} a5 {[%emt 0:00:14]} 33. a3 {[%emt 0:00:13]} axb4 {[%emt 0:00:01]} 34. axb4 {[%emt 0:00:01]} Re5 {[%emt 0:01:17]} 35. Nxg4 {[%emt 0:03:47]} Re4 {[%emt 0:00:39]} 36. Rf4 {[%emt 0:00:08]} Re1+ {[%emt 0:00:02]} 37. Kf2 {[%emt 0:00:13]} Rb1 {[%emt 0:00:27]} 38. Ne5 {[%emt 0:00:26]} Rb2+ {[%emt 0:00:08]} 39. Kg1 {[%emt 0:00:51]} Ka7 {[%emt 0:01:06]} 40. Nxf7 {[%emt 0:03:51]} Bxf7 {[%emt 0:00:36]} 41. Rxf7 {[%emt 0:00:02]} Rxb4 {[%emt 0:00:09]} 42. h4 {[%emt 0:03:55]} Rc4 {[%emt 0:00:03]} 43. Rf5 {[%emt 0:00:13]} b5 {[%emt 0:00:09]} 44. cxb6+ {[%emt 0:00:44]} Kxb6 {[%emt 0:00:02]} 45. h5 {[%emt 0:00:21]} Rg4 {[%emt 0:00:12]} 46. Kf2 {[%emt 0:00:07]} Kc7 {[%emt 0:01:44]} 47. Kf3 {[%emt 0:02:10]} Rg8 {[%emt 0:00:03]} 48. g4 {[%emt 0:00:38]} Kd7 {[%emt 0:00:19]} 49. g5 {[%emt 0:00:29]} Ke6 {[%emt 0:00:18]} 50. Kf4 {[%emt 0:00:10]} c5 {[%emt 0:01:37]} 51. Rxc5 {[%emt 0:00:41]} Rf8+ {[%emt 0:00:03]} 52. Kg4 {[%emt 0:00:07]} Rf1 {[%emt 0:00:09]} 53. h6 {[%emt 0:00:07]} Rg1+ {[%emt 0:00:19]} 54. Kh5 {[%emt 0:00:07]} Kf7 {[%emt 0:01:19]} 55. Rc7+ {[%emt 0:00:12]} Ke6 {[%emt 0:00:04]} 56. Kg6 {[%emt 0:00:14]} Kd5 {[%emt 0:02:23]} 1-0

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.11"]
[Round "1.2"]
[White "Rocha, Vitor Firmo de Souza"]
[Black "Labussiere, Victor"]
[Result "1-0"]
[ECO "B63"]
[WhiteElo "2200"]
[BlackElo "2363"]
[Annotator "ChessBase"]
[PlyCount "91"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:31]} 2. Nf3 {[%emt 0:00:18]} Nc6 {[%emt 0:01:29]} 3. d4 {[%emt 0:00:13]} cxd4 {[%emt 0:00:13]} 4. Nxd4 {[%emt 0:00:05]} Nf6 {[%emt 0:01:46]} 5. Nc3 {[%emt 0:00:11]} d6 {[%emt 0:00:30]} 6. Bg5 {[%emt 0:00:12]} e6 {[%emt 0:01:23]} 7. Qd2 {[%emt 0:01:27]} Qb6 {[%emt 0:03:07]} 8. Nb3 {[%emt 0:00:21]} Be7 {[%emt 0:01:05]} 9. O-O-O {[%emt 0:02:34]} O-O {[%emt 0:01:35]} 10. h4 {[%emt 0:07:21]} Rd8 {[%emt 0:07:57]} 11. f4 {[%emt 0:00:25]} a6 {[%emt 0:02:31]} 12. Bxf6 {[%emt 0:01:25]} Bxf6 {[%emt 0:01:04]} 13. g4 {[%emt 0:00:10]} Qc7 {[%emt 0:05:03]} 14. Rh3 {[%emt 0:00:32]} b5 {[%emt 0:01:53]} 15. g5 {[%emt 0:00:30]} Be7 {[%emt 0:01:53]} 16. a3 {[%emt 0:03:47]} b4 {[%emt 0:04:01]} 17. axb4 {[%emt 0:00:12]} Nxb4 {[%emt 0:00:04]} 18. h5 {[%emt 0:01:56]} a5 {[%emt 0:21:44]} 19. Nb5 {[%emt 0:00:57]} Qb6 {[%emt 0:01:03]} 20. Kb1 {[%emt 0:04:55]} Ba6 {[%emt 0:08:05]} 21. N3d4 {[%emt 0:01:14]} Rdc8 {[%emt 0:08:43]} 22. c4 {[%emt 0:02:46]} Nc6 {[%emt 0:04:29]} 23. Nc2 {[%emt 0:02:43]} d5 {[%emt 0:02:58]} 24. exd5 {[%emt 0:00:54]} exd5 {[%emt 0:00:04]} 25. cxd5 {[%emt 0:04:31]} Bxb5 {[%emt 0:00:34]} 26. Bxb5 {[%emt 0:00:24]} Qxb5 {[%emt 0:00:04]} 27. dxc6 {[%emt 0:00:30]} Qxc6 {[%emt 0:02:33]} 28. Rc3 {[%emt 0:03:52]} Qb6 {[%emt 0:01:18]} 29. Rd3 {[%emt 0:03:38]} a4 {[%emt 0:02:00]} 30. Na3 {[%emt 0:01:22]} Rab8 {[%emt 0:00:57]} 31. Rc1 {[%emt 0:01:10]} Rxc1+ {[%emt 0:00:35]} 32. Qxc1 {[%emt 0:00:06]} Qa6 {[%emt 0:08:35]} 33. Qd1 {[%emt 0:03:08]} Qb7 {[%emt 0:01:34]} 34. Qe2 {[%emt 0:00:57]} Bxa3 {[%emt 0:02:48]} 35. Rxa3 {[%emt 0:00:10]} Qh1+ {[%emt 0:00:04]} 36. Kc2 {[%emt 0:01:19]} Qd5 {[%emt 0:01:33]} 37. Rd3 {[%emt 0:10:55]} Qc4+ {[%emt 0:00:51]} 38. Kb1 {[%emt 0:01:09]} Qxf4 {[%emt 0:00:05]} 39. g6 {[%emt 0:00:22]} hxg6 {[%emt 0:00:47]} 40. hxg6 {[%emt 0:00:06]} fxg6 {[%emt 0:00:51]} 41. Rf3 {[%emt 0:00:37]} Qg5 {[%emt 0:01:37]} 42. Qe6+ {[%emt 0:00:09]} Kh7 {[%emt 0:00:17]} 43. Rh3+ {[%emt 0:00:05]} Qh5 {[%emt 0:00:31]} 44. Rxh5+ {[%emt 0:00:09]} gxh5 {[%emt 0:00:05]} 45. Qf5+ {[%emt 0:00:05]} Kh6 {[%emt 0:00:30]} 46. Qf4+ {[%emt 0:00:30]} 1-0

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.11"]
[Round "1.2"]
[White "De Oliveira, Victor Gabriel C."]
[Black "Fier, Alexandr"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "2146"]
[BlackElo "2528"]
[Annotator "TA"]
[PlyCount "104"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,104,0,-3,0,-2,0,-6,18,5,15,16,11,-12,18,-16,0,-34,0,-37,-35,-45,-39,-50,-50,-41,-25,-50,-7,-47,-46,-47,-12,-31,-29,-47,-8,-8,0,0,-6,-17,-13,-48,0,-54,-37,-83,-35,-62,-45,-170,-145,-209,-123,-338,-100,-167,-54,-142,-136,-389,-112,-348,-137,-139,-147,-135,0,0,0,-66,-46,-66,-66,-66,-43,-89,-43,-117,-117,-115,-109,-418,-393,-567,-487,-550,-543,-449,-338]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. Bd3 d5 8. O-O Be7 9. Qe2 O-O {B40: Sicilian: 2...e6, Unusual lines} 10. Bf4 (10. b3 Bb7 11. Bb2 c5 12. Rad1 Qc7 13. Nb5 Qb6 14. e5 Nd7 15. c4 d4 16. f4 g6 17. Be4 Bxe4 18. Qxe4 {1-0 (61) Pichot,A (2544)-Tregubov,P (2585) Doha 2016}) 10... a5 11. b3 Nd7 $146 {The position is equal.} ({Predecessor:} 11... Bb7 12. e5 Nd7 13. Na4 Nb6 14. Nxb6 Qxb6 15. Qh5 g6 16. Qe2 Ba6 17. c4 {0-1 (43) Berend,E (2303)-Ushenina,A (2416) Riadh 2017}) 12. Na4 Nb6 13. Nxb6 Qxb6 14. c4 Bb7 15. Rab1 Rfe8 16. Qc2 h6 17. Be3 d4 18. Bd2 Bb4 19. f4 Bxd2 20. Qxd2 e5 21. f5 Qb4 22. Qe2 f6 23. Rf3 Re7 24. g4 c5 25. h4 Kf8 26. g5 hxg5 ({Don't go for} 26... fxg5 $2 27. hxg5 Kg8 28. f6 $18) 27. hxg5 Ke8 28. Rh3 Kd7 29. Rh7 Rf8 30. Kh2 (30. Qb2 $11) 30... Bc6 $15 31. Rg1 Qc3 32. Rg3 Qc1 33. Qh5 (33. Rg1 $15 Qc3 34. Bc2) 33... Qd2+ $1 $19 34. Kh3 (34. Kg1 $17) 34... Qe1 ({Better is} 34... Qxa2 $19 35. Qd1 Rb8) 35. Qf3 $2 (35. Kh2 $17 {was worth a try.}) 35... Kd6 $2 (35... fxg5 $1 $19 {Threatens to win with ...g6!} 36. Rxg5 g6 $1 {[%mdl 512]}) 36. Qg2 {[#]} (36. Kh2 $17) 36... Qd1 (36... g6 $1 $19 {[%mdl 512]} 37. fxg6 fxg5 38. Rxe7 Kxe7) 37. Qf3 (37. Kh2 $15) 37... Qc1 $1 $17 38. Qg2 $2 {[%mdl 8192] [#]} (38. Kh2 $17 {is a better defense.}) 38... a4 $2 (38... g6 $1 $19 {[%mdl 512] and Black stays clearly on top.} 39. Rh4 (39. fxg6 $2 Rxh7+ 40. gxh7 Rh8 $19) 39... gxf5) 39. bxa4 $2 {[#]} (39. Qg1 $17 Qf4 40. Rh4) 39... Bxa4 $2 (39... g6 $1 $19 40. Rh6 (40. fxg6 $2 Rxh7+ 41. gxh7 Rh8 $19) 40... gxf5) 40. gxf6 gxf6 41. Rgg7 {[#]} Qe3+ $40 {[%mdl 128] Black has some attack.} ({Black should play} 41... Rfe8 $1 $17 {aiming for ...Qe3+.} 42. Qg6 Qh1+ 43. Kg3 Qg1+ 44. Kh3 Qxg6 45. fxg6 Rxg7 46. Rxg7 Rh8+ 47. Kg4 Bd7+ 48. Kf3 Rh3+ 49. Ke2 Rh2+ 50. Kf3 Rh3+ 51. Kf2 Rh2+ 52. Kf3 Rh3+) 42. Kh2 $11 Rfe8 43. Rxe7 (43. Qg6 $11 Qf2+ 44. Kh1) 43... Rxe7 $15 44. Rxe7 Qh6+ 45. Qh3 Qf4+ 46. Kg1 Qg5+ 47. Kf2 (47. Qg2 $15 Qxg2+ 48. Kxg2 Kxe7 49. Kf2) 47... Kxe7 $17 48. Qh7+ Kd8 49. Qh3 $2 {[%mdl 8192]} (49. Qf7 $17 {is a better chance.}) 49... Kc7 $19 50. Qf3 (50. Qh7+ {was called for.} Bd7 51. Qh3) 50... Qc1 {Black is clearly winning.} 51. Qg3 Kb6 52. Be2 Ka5 {Played: Qc1-d2} 0-1

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.11"]
[Round "1.3"]
[White "Macedo, Maximo Iack"]
[Black "Brito, Luismar"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2324"]
[BlackElo "2227"]
[Annotator "ChessBase"]
[PlyCount "87"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "1500+10"]

1. d4 {[%emt 0:00:00]} b6 {[%emt 0:00:00]} 2. e4 {[%emt 0:00:00]} Bb7 {[%emt 0:00:01]} 3. Bd3 {[%emt 0:00:02]} Nf6 {[%emt 0:00:02]} 4. Qe2 {[%emt 0:00:08]} Nc6 {[%emt 0:00:01]} 5. c3 {[%emt 0:00:15]} e5 {[%emt 0:00:01]} 6. d5 {[%emt 0:00:48]} Ne7 {[%emt 0:00:06]} 7. f3 {[%emt 0:03:37]} Ng6 {[%emt 0:00:16]} 8. g3 {[%emt 0:00:22]} c6 {[%emt 0:00:30]} 9. c4 {[%emt 0:00:15]} Bc5 {[%emt 0:00:10]} 10. Nc3 {[%emt 0:00:20]} Bd4 {[%emt 0:00:05]} 11. f4 {[%emt 0:00:41]} Qc7 {[%emt 0:02:55]} 12. Nf3 {[%emt 0:00:36]} Bxc3+ {[%emt 0:00:26]} 13. bxc3 {[%emt 0:00:02]} exf4 {[%emt 0:00:59]} 14. d6 {[%emt 0:00:28]} Qd8 {[%emt 0:01:38]} 15. e5 {[%emt 0:00:28]} O-O {[%emt 0:00:03]} 16. O-O {[%emt 0:02:42]} fxg3 {[%emt 0:00:06]} 17. exf6 {[%emt 0:00:51]} Qxf6 {[%emt 0:00:31]} 18. c5 {[%emt 0:03:57]} Rae8 {[%emt 0:00:59]} 19. Qb2 {[%emt 0:01:25]} Nf4 {[%emt 0:00:47]} 20. Bxf4 {[%emt 0:02:29]} Qxf4 {[%emt 0:00:01]} 21. Rad1 {[%emt 0:00:49]} Re3 {[%emt 0:01:07]} 22. hxg3 {[%emt 0:00:26]} Qg4 {[%emt 0:00:45]} 23. Qf2 {[%emt 0:00:20]} Rfe8 {[%emt 0:00:57]} 24. Rde1 {[%emt 0:00:08]} Rxe1 {[%emt 0:01:04]} 25. Rxe1 {[%emt 0:00:02]} Rxe1+ {[%emt 0:00:41]} 26. Qxe1 {[%emt 0:00:12]} g6 {[%emt 0:00:24]} 27. Qe8+ {[%emt 0:00:18]} Kg7 {[%emt 0:00:01]} 28. Qe5+ {[%emt 0:00:36]} Kg8 {[%emt 0:00:08]} 29. Ng5 {[%emt 0:00:37]} Qd1+ {[%emt 0:00:39]} 30. Bf1 {[%emt 0:00:26]} Qd5 {[%emt 0:00:16]} 31. Qxd5 cxd5 {[%emt 0:00:01]} 32. cxb6 {[%emt 0:00:15]} axb6 {[%emt 0:00:02]} 33. Bb5 {[%emt 0:00:07]} Bc8 {[%emt 0:00:12]} 34. Nh3 {[%emt 0:00:08]} f5 {[%emt 0:00:25]} 35. Nf4 {[%emt 0:00:02]} Kf7 {[%emt 0:00:08]} 36. Nxd5 {[%emt 0:00:02]} Ke6 {[%emt 0:00:10]} 37. Nxb6 {[%emt 0:00:03]} Bb7 {[%emt 0:00:01]} 38. Nxd7 {[%emt 0:00:19]} Kxd6 {[%emt 0:00:03]} 39. Nf8 {[%emt 0:00:05]} g5 {[%emt 0:01:29]} 40. Nxh7 {[%emt 0:00:07]} f4 {[%emt 0:00:05]} 41. Kf2 {[%emt 0:00:20]} fxg3+ {[%emt 0:00:20]} 42. Kxg3 {[%emt 0:00:01]} Kc5 {[%emt 0:00:00]} 43. Bd3 {[%emt 0:00:06]} Bd5 {[%emt 0:00:22]} 44. a3 {[%emt 0:00:04]} 1-0

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.11"]
[Round "1.3"]
[White "Zallio, Luciano de Souza"]
[Black "Martins, Vinicius Tine"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2245"]
[BlackElo "2309"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,81,0,-7,-85,-73,-139,-85,-77,-84,-82,-82,-78,-62,-100,-4,-26,-7,-7,-11,-41,-8,-97,-104,-88,-89,-108,-97,-101,-84,-97,-61,-109,-105,-108,-101,-106,-80,-94,-95,-100,-102,-102,-95,-149,-149,-147,-140,-139,-102,-110,-102,-215,-175,-195,-184,-175,-175,-208,-204,-198,-198,-216,-210,-245,-247,-267,-249,-317,-184,-174,-166,-142,0,-83]} 1. d4 d5 2. Bg5 h6 3. Bh4 c6 4. c3 Bf5 5. Nd2 (5. Nf3 Nd7 6. e3 Ngf6 7. Bd3 Bxd3 8. Qxd3 e6 9. Nbd2 Be7 10. O-O O-O 11. c4 Re8 12. Rfd1 {½-½ (65) Le Roux,J (2607)-Sebag,M (2433) Orsay 2018}) 5... Nd7 6. f4 {D00: 1 d4 d5: Unusual lines} (6. Qb3 $11 {keeps the balance.}) 6... Ngf6 $17 7. h3 {[#]} (7. Ngf3 $142) 7... Qc7 (7... g5 $142 $1 {[%cal Rg5h4][%mdl 512]} 8. fxg5 hxg5) 8. e3 {[#]Black is better.} g5 $146 {[%mdl 512]} ({Predecessor:} 8... e6 9. Ngf3 Ne4 10. g4 Bh7 11. Nxe4 Bxe4 {1-0 (43) Gabriel,A (2090)-Galuska,J (2124) Czechia 2012}) 9. Bg3 (9. fxg5 hxg5) 9... g4 10. Ne2 e6 11. Bh2 Be7 (11... h5 $17 12. Ng3 Bg6) 12. Ng3 $11 h5 13. Nxf5 exf5 14. Bd3 gxh3 15. Bxf5 (15. gxh3 $11 Ne4 16. Qe2) 15... hxg2 $17 16. Rg1 {[#]} Ng4 $1 $36 {[%mdl 2560] ...Ndf6 is the strong threat. Black is in control.} 17. Bxg4 Bh4+ 18. Ke2 {Threatens to win with Bf5.} hxg4 19. Rxg2 Nf6 20. Kd3 Qd7 21. Kc2 Qf5+ 22. Kb3 O-O-O 23. Qc2 Ne4 24. Rag1 Be7 25. Nxe4 dxe4 {[%cal Rf5b5]} 26. Qe2 (26. a3 $142) 26... Qe6+ $1 ({But not} 26... Qa5 $6 27. Qxg4+ f5 28. Qe2 $14) 27. Kc2 {[#] f5 would now be nice for White.} f5 $1 ({Stronger than} 27... Qxa2 28. Qxg4+ Rd7 29. f5 $14) 28. Kb1 Rh3 29. Bg3 Rdh8 30. b4 (30. c4 $17 {was called for.}) 30... a6 31. Kb2 b5 32. a4 Kb7 33. Ra1 Bh4 34. Bxh4 R3xh4 35. Rd1 Qd5 36. c4 bxc4 ({Don't take} 36... Qxc4 37. Qxc4 bxc4 38. Kc3 $17) 37. Rc1 Rh3 38. Rc3 g3 (38... a5 $142 39. bxa5 g3 40. Rxc4 Rh2) 39. Rxc4 $19 Rh2 {( -> ...Rxg2)} 40. Rc2 R2h3 (40... Qd6 $17 41. Kc3 Rxg2 42. Qxg2 {[#]} a5 $1 {[%mdl 512]}) 41. Rc3 {Accuracy: White = 38%, Black = 66%.} (41. Rc5 $11 {remains equal.} Qf7 42. Ra5) 0-1

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.11"]
[Round "1.3"]
[White "Rocha, Vitor Firmo de Souza"]
[Black "Labussiere, Victor"]
[Result "0-1"]
[ECO "B63"]
[WhiteElo "2200"]
[BlackElo "2363"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,106,46,46,52,58,71,50,37,45,47,59,50,63,0,0,0,0,0,22,0,0,0,-10,-22,-20,-7,0,0,0,0,0,-24,35,30,19,26,58,22,136,146,155,154,178,103,109,31,66,0,0,0,0,0,0,-35,-30,-29,-21,-119,-115,-174,-163,-124,-152,-338,-343,-554,-577,-716,-650,-1375,-1383,-1331,-1268,-1529,-1530,-1659,-1597,-6494,-5911,-29973,-29973,-29952,-10152,-29986,-29986,-29986,-29987,-29989,-29990,-29991,-29992]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Qb6 8. Nb3 Be7 9. O-O-O O-O 10. Kb1 {B63: Sicilian: Richter-Rauzer: 7...Be7 and unusual Black 7th moves} Rd8 (10... a6 11. h4 Qa7 12. f3 b5 13. g4 Ne5 14. Qg2 b4 15. Ne2 a5 16. Nbd4 a4 17. f4 Bb7 18. Bxf6 Bxf6 19. fxe5 dxe5 {½-½ (47) Djukic,N (2548)-Kozul,Z (2611) Podgorica 2018}) 11. h4 d5 12. exd5 {White is slightly better.} Nxd5 13. Nxd5 Rxd5 14. Bd3 Qc7 $146 ({Predecessor:} 14... a5 15. c4 Rd7 16. Bxe7 Rxe7 17. c5 Qc7 {1-0 (58) Wachinger,N (2297)-Skurniak,S (1997) Mumbai 2019}) 15. c4 ({White should play} 15. Bf4 $14 Qd8 16. Qe2) 15... Rd8 $11 16. Bxe7 Qxe7 17. Qg5 {And now Qxe7 would win.} f6 18. Qh5 g6 19. Qe2 e5 20. h5 {[#]} Rxd3 $1 {[%mdl 576] Remove Defender} 21. Rxd3 {Black must now prevent hxg6.} Bf5 22. g4 ({Of course not} 22. hxg6 Qd6 $17) 22... Bxd3+ 23. Qxd3 Rd8 24. Qe4 Kg7 (24... g5 $11) 25. hxg6 $14 hxg6 26. Qe3 {Qh6+ is the strong threat.} Rg8 27. Nc5 Nd4 (27... g5 $1 $11) 28. Ne4 $1 $16 g5 29. Qh3 Kf7 30. Qh5+ (30. c5 $18) 30... Ke6 31. Nc3 (31. Qh6 $16) 31... Qg7 32. Qh7 ({White should try} 32. b3 $1 $14) 32... Rh8 $1 $36 {[%mdl 2048] Black has the initiative.} 33. Qe4 $1 {[%cal Re4d5] Strongly threatening Qd5+.} (33. Qxg7 $2 {gets mated.} Rxh1+ 34. Nd1 Rxd1#) (33. Qxh8 {leads to mate.} Qg6+ 34. Ne4 Qxe4+ 35. Ka1 Nc2+ 36. Kb1 Na3+ $1 {[%mdl 512]} 37. Ka1 Qb1+ $1 {[%mdl 512]} 38. Rxb1 Nc2#) 33... Rxh1+ 34. Qxh1 {aiming for Qd5+.} Qg6+ 35. Qe4 (35. Ka1 {keeps more tension.} Nc2+ 36. Kb1 Nd4+) 35... Qxe4+ 36. Nxe4 $15 {[%mdl 4096] Endgame KN-KN} b6 37. Ng3 {[#]} (37. Kc1 $11 {keeps the balance.}) 37... Nf3 $1 $17 38. Kc2 (38. Nf5 $17 {was called for.}) 38... Nh2 $19 39. Ne4 Nxg4 40. Kc3 $2 (40. Kd3 $17) 40... Kf5 41. Kd3 $2 (41. Nd6+ Kf4 42. b4 Nxf2 43. c5) 41... Kf4 42. b4 f5 43. Nd2 {and the idea c5 leaves White hopeful.} Nxf2+ 44. Ke2 Ne4 45. Nb3 Nc3+ 46. Kf2 Nxa2 47. b5 e4 48. c5 bxc5 49. Nxc5 g4 50. Nd7 Nc3 {Black mates.} 51. b6 axb6 52. Nxb6 e3+ 53. Ke1 g3 {Accuracy: White = 32%, Black = 63%.} 0-1

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.11"]
[Round "1.3"]
[White "Pinto, Carlos Henrique Lope"]
[Black "Lima, Darcy"]
[Result "1-0"]
[ECO "D41"]
[WhiteElo "2135"]
[BlackElo "2534"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,63,44,0,0,0,0,0,4,0,116,119,297,300,421,404,405,259,338,347,331,347,301,315,470,503,530,509,746,751,716,568,775,726,1319,1166,1618,1275,1226,1235,1198,966,29990,29991]} 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. g3 d5 5. Bg2 Nc6 6. O-O Be7 7. Nc3 O-O 8. cxd5 Nxd5 9. e4 Nb6 10. d5 exd5 11. exd5 Nb4 12. Ne5 Bf5 {D41: Queen's Gambit Declined: Semi-Tarrasch with 5 cxd5} 13. a3 Nc2 14. Ra2 {Hoping for g4.} Nd4 {[#]The position is equal.} 15. b4 $1 {[%mdl 512] Black must now prevent Be3.} Bf6 (15... Rc8 $1 $11) (15... cxb4 16. axb4) 16. f4 $16 Qd6 $146 (16... Qc8 $16 {was worth a try.}) ({Predecessor:} 16... Qc7 17. g4 Bg6 18. Nxg6 hxg6 19. Ne4 Nxd5 20. bxc5 {1-0 (38) Ornstein,A (2435)-Schneider,L (2455) Borlange 1992}) 17. g4 $18 Bc2 (17... Nxd5 {might work better.} 18. Nxd5 Be6) 18. Rxc2 Nxc2 19. Qxc2 cxb4 {[#] Threatens to win with ...Qc5+.} 20. Ne4 Qd8 21. Nxf6+ Qxf6 22. axb4 Rfd8 (22... Rac8 $142 23. Qb3 Rxc1 {[%mdl 64] Remove Defender} 24. Rxc1 Qxf4) 23. g5 Qe7 24. Be4 g6 25. Ng4 Qxb4 26. Nf6+ Kh8 27. Bb2 Nc4 28. Bc3 Qe7 29. Ng4+ Kg8 30. Qd3 Rac8 31. Nf6+ Kh8 32. Qh3 {Accuracy: White = 86%, Black = 35%.} 1-0

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.11"]
[Round "1.4"]
[White "Lima, Darcy"]
[Black "Pinto, Carlos Henrique Lope"]
[Result "1-0"]
[ECO "B70"]
[WhiteElo "2534"]
[BlackElo "2135"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,77,20,42,59,51,59,49,55,55,66,65,68,51,103,59,150,135,135,132,133,139,127,81,132,85,158,188,249,133,158,171,381,375,517,488,802,493,527,430,441,408,416,394,437,385,473,464,463,463,550,487,729,735,634,548,521,504,595,603,1171,1082,5612,5610]} 1. d4 Nf6 2. g3 g6 3. Bg2 Bg7 4. e4 d6 5. Ne2 O-O 6. Nbc3 Nbd7 7. O-O c5 8. h3 cxd4 9. Nxd4 a6 {B70: Sicilian Dragon: 6 g3 and 6 Be2 (without a later Be3)} 10. Be3 Ne5 11. b3 (11. Qe2 Bd7 12. Rad1 Qc8 {1-0 (48) Jumabayev,R (2602)-Carlsson,P (2463) St Petersburg 2018}) 11... Bd7 {White is slightly better.} 12. Nde2 (12. Nd5 {seems wilder.} Nc6 13. Ne2 a5 14. Qd2 a4 15. Rac1) 12... Rc8 13. Nd5 Nxd5 14. exd5 f5 ({Black should try} 14... g5 $14) 15. Nd4 $146 ({Predecessor:} 15. c4 Rf7 16. Rc1 b6 17. f4 Nxc4 18. bxc4 b5 19. cxb5 Bxb5 20. Rxc8 Qxc8 {1-0 (58) Klabenes,P-Sykora,T (1546) Hrdonov 2013}) 15... h6 {[#]} ({Better is} 15... Qa5 $14) 16. f4 $1 $16 Nf7 17. Ne6 Bxe6 18. dxe6 Nh8 19. Bxb7 Rc3 (19... Bxa1 $142 20. Bxc8 (20. Qxa1 Rxc2 21. Rf2 Qc7 $15) 20... Qxc8 21. Qxa1 Qxe6) 20. Bf2 Qc7 (20... Rc7 $142) 21. Bxa6 g5 (21... Rxc2 {keeps fighting.} 22. Rc1 Rxc1 23. Qxc1 Qa5) 22. Bd3 (22. fxg5 $18 hxg5 23. Qh5) 22... gxf4 23. gxf4 Rf6 $2 (23... Ng6) 24. Kh2 $18 Ng6 25. Bd4 d5 (25... Nh4 $142) 26. Qd2 Rxd3 27. cxd3 Rxe6 28. Bxg7 Kxg7 29. Rac1 Qd6 30. Rf2 d4 {and the idea ...Re3 leaves Black hopeful.} 31. Rg1 {White is clearly winning.} Kh7 32. Rg3 Nh4 33. Qd1 Re3 {[#]} (33... Rf6 $142 34. a4 Qc7) 34. Qh5 $1 {White threatens Qf7+ and mate.} Qf6 35. Rxe3 dxe3 36. Re2 Ng6 37. Qf3 e5 38. Qxe3 Nxf4 39. Qxe5 {Accuracy: White = 70%, Black = 13%.} 1-0

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.11"]
[Round "1.4"]
[White "Labussiere, Victor"]
[Black "Rocha, Vitor Firmo de Souza"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2363"]
[BlackElo "2200"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,97,-37,-8,-3,25,23,46,45,54,42,58,70,61,2,11,10,10,7,12,10,22,31,77,75,96,49,148,37,37,38,48,34,63,50,136,152,375,373,362,60,54,29,239,231,416,416,395,375,258,114,110,101,118,117,91,0,0,0,67,68,90,59,192,177,341,316,552,539,1096,12832,12836,12836,12837,12837,12835,12835,12843,529,179,1900,12837,12838,12843,12843,29990,29991,29991,29992,29994,12847]} 1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. b3 d4 5. Bg2 (5. e3 Nc6 6. exd4 Nxd4 7. Bg2 Bc5 8. Bb2 e5 9. b4 Nxf3+ 10. Bxf3 Bd4 11. Qb3 Bh3 12. Bxb7 O-O {0-1 (32) Piorun,K (2640)-Gajewski,G (2630) Germany 2018}) 5... Nc6 6. O-O {A13: English Opening: 1...e6} a5 7. e3 Be7 $146 ({Predecessor:} 7... Bc5 8. Bb2 O-O 9. a3 e5 10. exd4 Bxd4 11. Bxd4 exd4 12. d3 Bf5 {½-½ (34) Thiele,M (2113)-Wegener,O (2312) Hamburg 2001}) 8. exd4 {White is slightly better.} Nxd4 9. Bb2 c5 10. Nxd4 cxd4 11. Ba3 (11. Qe1 $14) 11... O-O $11 12. Bxe7 Qxe7 13. d3 Nd7 14. Nd2 Nc5 15. Ne4 e5 16. Nxc5 Qxc5 17. f4 Ra6 (17... exf4 $14 18. Rxf4 Rb8) 18. fxe5 ({Better is} 18. Qh5 $16) 18... Re6 $14 19. Qf3 Rxe5 20. Rae1 Re3 21. Qf4 Rxd3 (21... h6 $14) 22. Re5 $1 $36 {[%cal Re5c5][%mdl 2048] Keeping Black busy.} Qa3 $2 {[#]} (22... Qb4 $16 {was called for.}) 23. Bd5 $1 $18 {[%mdl 512]} Re3 24. Rxe3 $2 ({White must play} 24. c5 $1 $18 h6 25. Bxf7+ Kh8 26. Rxe3 dxe3 27. Qd6 (27. Qxe3 Qb2 $16) 27... Rxf7 28. Rxf7 Qc1+ 29. Rf1) 24... dxe3 $14 25. Qxe3 {Rxf7! is the strong threat.} h6 $2 (25... Bd7 $11 {and Black is okay.}) 26. Rxf7 $1 $18 {[%mdl 64] Qf2 would kill now. Decoy} Rxf7 $2 (26... Kh8 27. Rxf8+ Qxf8) 27. Qe8+ {[%mdl 64] Double Attack, Pin} Kh7 {( -> ...Qc1+)} 28. Qxf7 {White threatens Be4+ and mate.} Qc1+ 29. Qf1 (29. Kf2 $1 $18 {is the precise move to win.} Qc2+ 30. Ke3 Qc1+ 31. Ke2 Qc2+ 32. Ke3 Qc3+ 33. Kf4 Qc1+ 34. Ke4 Qe1+ 35. Kd4 Qd2+ 36. Ke5 Qg5+ 37. Ke4) 29... Qe3+ 30. Qf2 Qe5 31. h4 b5 32. Bf3 ({White should play} 32. Kh2 $16) 32... bxc4 $11 33. bxc4 Be6 (33... a4 $1 $11) 34. Kg2 $14 Qf5 35. c5 Qb1 ({Black should try} 35... Bd5 $14) 36. a3 Bf5 $2 (36... Qd3 37. c6 Bd5 38. Bxd5 Qxd5+ 39. Qf3 Qa2+ 40. Kh1 Qb1+ 41. Kh2 Qc2+ 42. Kh3 Qc4) 37. c6 $18 Qc1 $2 (37... Be4 {is a better defense.} 38. Kh3 Bxf3 39. Qxf3 Qc2) 38. Qe2 Qxa3 39. Be4 Qc5 40. Bxf5+ Qxf5 {[%mdl 4096] Endgame KQ-KQ} 41. Qc4 Qc8 42. c7 a4 43. Qe4+ (43. Qd3+ $142 g6 44. Qd8) 43... Kh8 44. Qc6 $2 ({Not} 44. Qxa4 Qxc7 45. Qe4 Kg8 $11) (44. Qe7 Kh7 45. Qe4+ Kh8 46. Qc6 (46. Qxa4 Qxc7 47. Kh3 Qc8+ 48. Kh2 Qe6 $11)) 44... a3 45. Qb6 $1 {[%cal Rb6b8]} Qa8+ 46. Kh2 {Threatening mate with Qb8+.} Qe4 47. c8=Q+ {White mates.} Kh7 48. Qf2 a2 {[#]} 49. Qff5+ {Accuracy: White = 62%, Black = 13%.} (49. Qf7 $142 $1 Qh1+ {[%mdl 64] Decoy} 50. Kxh1 a1=R+ 51. Kg2 Ra2+ 52. Qxa2 Kg6 53. Qe8+ Kh7 54. Qag8#) 1-0

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.11"]
[Round "1.4"]
[White "Martins, Vinicius Tine"]
[Black "Zallio, Luciano de Souza"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2309"]
[BlackElo "2245"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,77,3,0,-10,14,0,0,0,16,0,1,0,16,0,19,18,18,17,18,0,24,0,0,0,0,0,39,36,397,384,422,398,434,420,567,423,557,510,481,376,430,352,433,338,333,312,441,414,408,401,551,78,78,78,78,48,48,48,48,33,48,48,48,48,58,58]} 1. Nf3 d5 2. e3 c5 3. d4 Nf6 4. c4 cxd4 5. exd4 Nc6 6. Nc3 Bg4 7. cxd5 Nxd5 8. Bc4 {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack} (8. Qb3 Bxf3 9. gxf3 e6 10. Qxb7 Nxd4 11. Bb5+ Nxb5 12. Qc6+ Ke7 13. Qxb5 Qd7 14. a4 a6 15. Nxd5+ Qxd5 16. Qe2 Kf6 17. Bd2 Bd6 18. Rd1 Ke7 19. Bc3 Qf5 20. Qe4 Qxe4+ 21. fxe4 {½-½ (21) Petrov,N (2585)-Shirov,A (2684) Arica 2019}) 8... Nxc3 9. bxc3 {Strongly threatening Qb3.} e6 $1 10. O-O {The position is equal.} Be7 11. h3 Bh5 12. d5 $146 ({Predecessor:} 12. Re1 O-O 13. Qd3 Rc8 14. d5 Bg6 15. Qd2 exd5 16. Qxd5 Qxd5 17. Bxd5 {0-1 (89) Suntharalingam,J-Eigenert,C Espoo 2006}) 12... exd5 13. Qxd5 Qxd5 14. Bxd5 {Black must now prevent Re1.} O-O 15. Rb1 $36 {[%mdl 2048] White is pushing.} Rad8 16. c4 Rd7 17. Bxc6 bxc6 18. Ne5 Rc7 19. Bf4 {aiming for g4.} Rcc8 20. Rb7 Bc5 $2 {[%mdl 8192]} ({Black should play} 20... Rfe8 $14) 21. Nd7 $18 {[%mdl 64] [#] Double Attack} Bd4 22. Nxf8 Rxf8 23. Be3 Be5 24. Bxa7 f6 25. f4 Bc3 26. Kh2 Be2 27. Rf2 Bd1 28. Rb8 Rxb8 29. Bxb8 {[%mdl 4096] Endgame KRB-KB} c5 (29... Kf7 {is a better defense.} 30. Ba7 h5) 30. Ba7 Bd4 31. Rd2 Bh5 {[#]} 32. Rxd4 $2 (32. Bxc5 $1 $18 Bxc5 33. Rd5) 32... cxd4 $16 33. Bxd4 $18 {KB-KB} Bf7 34. c5 {[%cal Bc4c5,Bc5c6,Bc6c7][%mdl 32]} Bxa2 {White is slightly better.} 35. c6 Kf7 36. f5 {c7 is the strong threat.} Bd5 37. c7 Bb7 38. g4 Bc8 39. Kg3 {Accuracy: White = 45%, Black = 29%.} 1/2-1/2

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.11"]
[Round "1.4"]
[White "Brito, Luismar"]
[Black "Macedo, Maximo Iack"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2227"]
[BlackElo "2324"]
[Annotator "TA"]
[PlyCount "30"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,48,-23,40,-28,-22,-29,-13,-63,-53,-83,-77,-71,-67,-62,-20,-17,-14,-74,-72,-81,-47,-133,-127,-120,-115,-132,-113,-156,-156,-161,-163,-185,-198,-459,-448,-912,-910,-1161,-943,-1015,-848]} 1. Nc3 d5 2. d4 Nf6 3. Bf4 a6 4. Qd3 (4. e3 e6 5. Nf3 c5 6. Bd3 Nbd7 7. h3 b5 8. a3 Bb7 9. O-O Be7 10. dxc5 Nxc5 11. Ne2 O-O {½-½ (66) Lagarde,M (2657)-Fressinet,L (2633) Montagne 2019}) 4... e6 5. e4 Bb4 (5... c5 $11) 6. f3 {D00: 1 d4 d5: Unusual lines} ({White should try} 6. e5 $14 Ne4 7. a3 Bxc3+ 8. bxc3) 6... c5 $146 {aiming for ...dxe4.} ({Predecessor:} 6... O-O 7. O-O-O Nc6 8. e5 Nh5 9. Nh3 Nxf4 10. Nxf4 f6 11. exf6 Qxf6 {0-1 (24) Mazuela,J (800)-Limberger,J (800) IECG email 1999}) 7. a3 Qa5 8. Nge2 {The position is equal.} (8. exd5 {with more complications.} Nxd5 9. Bd2 Bxc3 10. Bxc3 Nxc3 11. Qxc3 Qxc3+ 12. bxc3 cxd4 13. cxd4 Nc6 14. c3) 8... cxd4 9. Nxd4 dxe4 10. fxe4 {[#]} Bxc3+ $1 11. bxc3 Nbd7 12. Nb3 Qa4 13. c4 {[#]} (13. Qd4 $11 Qxd4 14. cxd4) 13... e5 $1 $17 {[%cal Re5f4]} 14. Be3 Qc6 15. Nd2 (15. Be2 $15) 15... O-O {Played: Nd7-c5} 0-1

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.11"]
[Round "1.5"]
[White "Lima, Darcy"]
[Black "Pinto, Carlos Henrique Lope"]
[Result "1-0"]
[ECO "A81"]
[WhiteElo "2534"]
[BlackElo "2135"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,61,43,50,42,32,62,61,70,62,91,52,64,37,64,-5,0,-66,-73,-71,-67,-71,-67,-79,-64,-67,-33,-45,-37,-43,21,15,6,0,18,-17,14,14,14,14,14,11,28,-312,-289,-476,-56,-88]} 1. d4 f5 2. g3 g6 3. Bg2 Bg7 4. Nf3 Nf6 5. O-O O-O 6. b3 d6 7. Bb2 c6 8. Nbd2 Na6 {[%cal Bb8a6,Ba6c7,Bc7e6,Be6f4][%mdl 32]} 9. Re1 Ne4 {A81: Dutch Defence: 2 g3} 10. c4 (10. e3 Nc7 11. c4 {½-½ (11) Prohaszka,P (2512)-Nikolic,P (2623) Budva 2009}) 10... Nc7 11. Qc2 Nxd2 {White is slightly better.} 12. Qxd2 Qe8 $146 ({Predecessor:} 12... Ne8 13. e4 fxe4 14. Rxe4 Bf5 15. Ree1 Nf6 16. Nh4 Bd7 17. d5 c5 18. Nf3 {1-0 (56) Gouanelle,F (2191)-Godefroy,P (1859) Fouesnant 2009}) 13. e4 f4 14. gxf4 Qf7 15. e5 (15. f5 $14) 15... Ne6 $11 16. Ng5 (16. Bc1 $11) 16... Qxf4 $15 17. Qxf4 Nxf4 18. exd6 exd6 19. Bf1 Bf5 20. Rad1 h6 21. Ne4 d5 22. Nd6 Bh3 ({Better is} 22... Bg4 $15 23. Rd2 b6) 23. Nxb7 Rf5 24. Re3 Bxf1 25. Rxf1 Rg5+ 26. Kh1 dxc4 27. bxc4 Rb8 28. Rb3 Ne2 29. Rd1 {Played: Nb7-a5} 1-0

[Event "86th BRA-ch 2019"]
[Site "Natal"]
[Date "2020.01.11"]
[Round "1.6"]
[White "Pinto, Carlos Henrique Lope"]
[Black "Lima, Darcy"]
[Result "1/2-1/2"]
[ECO "D41"]
[WhiteElo "2135"]
[BlackElo "2534"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2020.01.05"]
[EventType "k.o."]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,76,39,0,0,-22,101,43,34,42,37,0,50,-55,45,39,44,52,60,77,61,63,85,75,126,108,138,85,110,72,75,65,131,28,41,-55,0,-128,-28,-386,-222,-380,-375,-360,-353,-444,-449,-432,-426,-434,0,-381,0,-446,0,-347,0]} 1. d4 (1. c4 c5 2. Nf3 Nf6 3. g3 Nc6 4. Bg2 d5 5. cxd5 Nxd5 6. O-O e6 7. Nc3 Be7 8. d4 {½-½ (12) Clement Gomez,J (2339)-Franco Ocampos,Z (2530) La Roda 2006}) 1... Nf6 2. c4 e6 3. Nf3 c5 4. g3 d5 5. Bg2 Nc6 6. O-O Be7 7. Nc3 O-O 8. cxd5 Nxd5 9. e4 Nb6 10. d5 exd5 11. exd5 Nb4 12. Ne5 Bf5 {D41: Queen's Gambit Declined: Semi-Tarrasch with 5 cxd5} 13. a3 Na6 (13... Nc2 $11 {keeps the balance.} 14. Ra2 Nd4) 14. Be3 $146 (14. Qf3 $16 Bc2 15. Re1) ({Predecessor:} 14. Bf4 Bd6 15. Nb5 Bxe5 16. Bxe5 Qe8 17. Qe2 f6 18. d6 c4 19. Bxb7 Bd3 20. Qg4 h5 21. d7 Qxe5 22. Qd4 Qxd4 23. Nxd4 Bxf1 24. Rxf1 Nc5 25. Bxa8 Rxa8 {0-1 (25) Andrianov,N (2405)-Zaichik,G Jurmala 1983}) 14... Bd6 $14 {White is slightly better.} 15. f4 f6 16. Nd3 Nc4 17. Bc1 (17. Bf2 $1 $14) 17... Re8 (17... Na5 $1 $15) 18. g4 $36 {[%mdl 2048] White is more active.} Bg6 19. f5 Bf7 20. Nf4 Bxf4 21. Bxf4 Nd6 22. Qd3 Qd7 (22... c4 $142 23. Qd4 h5) 23. Rad1 $16 Nc7 24. a4 (24. g5 $142 {aiming for g6.} fxg5 25. Bxg5) 24... b6 25. Qg3 Rad8 26. h4 h5 (26... Re7 $14) 27. Bxd6 (27. g5 $16 Nxf5 28. Qh2) 27... Qxd6 $11 28. Rf4 (28. Qxd6 $14 Rxd6 29. g5) 28... Qe5 (28... hxg4 $15 29. Rxg4 Qxg3 30. Rxg3 Bh5) 29. Kh2 (29. gxh5 $11 Kf8 30. Rd2) 29... hxg4 ({Reject} 29... Bxd5 $6 30. gxh5 Kh8 31. Nxd5 $11) ({Black should try} 29... Nxd5 $17 30. Bxd5 Rxd5 31. Rxd5 Bxd5 32. gxh5 Kh8 33. Nxd5 Qxd5) 30. Qxg4 $2 {[%mdl 8192] [#]} (30. Rxg4 $11 {and White stays safe.} Qxg3+ 31. Rxg3) 30... Bxd5 (30... Bh5 $142 $1 {[%mdl 512]} 31. Re1 (31. Qxh5 Qxf4+) 31... Bxg4 32. Rxe5 Rxe5 33. Rxg4 Rxf5) 31. Nxd5 $2 (31. Rg1 Re7 32. Kh1) 31... Nxd5 $19 32. Bxd5+ Rxd5 33. Rg1 {[%csl Gg1][%cal Rg4g7]} Rd2+ 34. Kh3 {[%csl Gg1][%cal Rg4g7] [#]} Rd3+ 35. Kh2 {[%csl Gg1][%cal Rg4g7]} Rd2+ 36. Kh3 $1 {[%csl Gg1][%cal Rg4g7]} Rd3+ 37. Kh2 $1 {[%csl Gg1][%cal Rg4g7]} Rd2+ 38. Kh3 $1 {[%csl Gg1][%cal Rg4g7]} Rd3+ $2 {Accuracy: White = 31%, Black = 26%.} ({Better is} 38... Re7 $19 39. b3 Qd5) 1/2-1/2

