[Event "Marshall Thursday Action"] [Site "New York"] [Date "2022.03.10"] [Round "4"] [White "Bugayev, Vladimir"] [Black "Paragua, Mark"] [Result "1-0"] [ECO "B23"] [WhiteElo "2266"] [BlackElo "2542"] [Annotator "Tactical Analysis 5.1 (10s)"] [PlyCount "107"] [EventDate "2022.??.??"] [EventCountry "USA"] {[%evp 9,107,0,36,43,40,55,41,-16,31,37,23,21,60,68,67,29,86,109,75,90,106,74,74,60,93,73,69,56,55,47,68,57,51,38,156,160,169,170,217,215,210,205,224,199,381,342,378,385,398,383,426,412,661,169,358,363,484,448,525,525,461,185,378,0,0,29,685,682,853,866,853,853,883,853,874,833,852,809,959,946,29983,29984,29985,29986,29989,1386,1255,1251,29986,976,29987,29988,29992,29993,29993,29986,29985,29986,29990,29991]} 1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Nf3 a6 5. Bd3 Nxf3+ {[%eval 36,27] [%wdl 83,901,16]} 6. Qxf3 $14 {B23: Closed Sicilian: Lines without g3.} e6 7. b3 {[#]} Ne7 $146 ({Predecessor:} 7... Bd6 8. Bb2 Be5 9. Qg4 h5 10. Qe2 Ne7 11. g3 Nc6 12. f4 Bd4 13. O-O-O b5 {½-½ (86) Van Foreest,J (2614)-Perez Ponsa,F (2589) Chess.com INT 2016}) 8. e5 {[%eval -16,32] [%wdl 24,924,52]} (8. Qg3 $14 {[%eval 41,24] [%wdl 91,895,14]}) 8... Nc6 {[%eval 31,33] [%wdl 73,910,17]} (8... Qc7 $1 $11 {[%eval -16,32] [%wdl 24,924,52]}) 9. Qg3 Qc7 10. f4 {Black must now prevent Ne4.} b6 {[%eval 60,32] [%wdl 136,856,8]} (10... b5 $11 {[%eval 21,31] [%wdl 56,924,20]}) 11. Bb2 $36 {[%mdl 2048] White has some pressure.} Bb7 12. O-O {[%eval 29,28] [%wdl 68,917,15]} (12. Ne4 $14 {[%eval 67,26] [%wdl 160,834,6] was preferrable. I didn't like Ne4 because of black Nb4 and my light square bishop is gone}) 12... O-O-O {[%eval 86,26] [%wdl 238,758,4]} (12... Nd4 $11 {[%eval 29,28] [%wdl 68,917,15] remains equal.}) 13. Ne4 $14 d5 {[%eval 75,36] [%wdl 195,801,4]} ({Better is} 13... d6 {[%eval 109,35] [%wdl 365,633,2]}) 14. exd6 $1 {White is much more active. Black has bad knights.} Bxd6 15. Nxd6+ Qxd6 16. Be4 {This bishop pair is nice.} (16. Qxg7 Nb4 17. Qxf7 Qd5 $11) 16... Qc7 {[%eval 93,29] [%wdl 287,711,2]} (16... Nd4 $14 {[%eval 60,31] [%wdl 141,853,6] is superior.} 17. Bxb7+ Kxb7 18. Qxg7 Nxc2) (16... Qxd2 $2 17. Bxg7 Nd4 18. Bxb7+ Kxb7 19. Qh3 Rhg8 20. Bf6 $16) 17. d3 (17. Bxg7 Rhg8 18. Bxh7 f5 19. Bxg8 Rxg8 $15) (17. Qxg7 Nd4 18. Bxb7+ (18. Bxh7 $2 Ne2+ 19. Kh1 Nxf4 $19) 18... Qxb7 $11) 17... f6 18. Qf2 Kb8 19. a3 {[%CAl Ba2a3,Ba3a4,Ba4a5][%mdl 32]} (19. h3 {is interesting.} Rd6 20. Rfe1 h6 21. Re2 Ka7 22. Rae1 $11) 19... Ne7 20. b4 {Computer likes Rae1, but according to my chess knowledge you have to open files for attack ;)} (20. Rae1 {seems wilder.} Rd6 21. Re2 h6 22. Rfe1 Nc6 23. Bf3 $14) 20... Bxe4 21. dxe4 c4 {[%eval 156,25] [%wdl 735,265,0]} ({Black should try} 21... Rd7 $1 $14 {[%eval 38,29] [%wdl 82,909,9]}) 22. Bd4 {Now fight for dark squares begins} Kb7 23. a4 {And now a5 would win.} Rd7 {[%eval 217,27] [%wdl 947,53,0]} (23... Nc6 {[%eval 170,34] [%wdl 813,187,0] keeps fighting.}) 24. a5 $18 b5 25. Bb6 Qc6 26. Rad1 f5 $2 {[%eval 381,29] [%wdl 1000,0,0]} (26... Nc8 {[%eval 199,27] [%wdl 921,79,0]}) 27. Rxd7+ Qxd7 28. Qf3 fxe4 29. Qxe4+ Qd5 30. Qe2 Qf5 {[%eval 661,29] [%wdl 1000,0,0]} (30... Re8 $142 {[%eval 412,32] [%wdl 1000,0,0]} 31. Bc5 Qd7) 31. c3 $2 {[%eval 169,31] [%wdl 844,156,0] Too safe, had to play more aggressive with g4, i saw a move but got scared to open my king ;)} (31. g4 $1 {[%eval 661,29] [%wdl 1000,0,0]} Qf7 32. Qe4+ Nc6 33. Rd1 $18) 31... Nd5 $2 {[%eval 358,28] [%wdl 1000,0,0] [#]} (31... g6 {[%eval 169,31] [%wdl 844,156,0]} 32. g3 Nd5) 32. Bd4 $1 Rf8 33. Bxg7 Rg8 34. Be5 h5 35. Bd4 {[%eval 185,31] [%wdl 906,94,0]} (35. Re1 $142 {[%eval 461,29] [%wdl 1000,0,0]} h4 36. Kh1 (36. Qf3 Rg6 $16)) 35... h4 $2 {[%eval 378,28] [%wdl 1000,0,0]} (35... Nxf4 {[%eval 185,31] [%wdl 906,94,0]} 36. Qf3+ Qd5) 36. Qe5 $2 {[%eval 0,45] [%wdl 25,950,25]} ({Weaker is} 36. Qf3 Kc8 37. Be5 Kb7 $16) ({White should play} 36. Be5 $18 {[%eval 378,28] [%wdl 1000,0,0] Threatens to win with Qf3.} Rg6 37. Rd1) 36... Qc2 {[%csl Gg8][%CAl Rc2g2]} 37. Bf2 {Chess con chili.} ({Don't take} 37. Rf2 Qd1+ 38. Rf1 Qc2 $14) 37... Qxc3 $2 {[%eval 685,27] [%wdl 1000,0,0][%mdl 8192] This move loses the game for Black.} (37... Qg6 $11 {[%eval 29,31] [%wdl 62,928,10]} 38. g3 hxg3 39. hxg3 Qd3) 38. Qxe6 Rxg2+ 39. Kh1 Qf3 40. Qd7+ Nc7 {[#]} 41. Qxc7+ $1 {[%mdl 512]} Kxc7 42. Bb6+ {[%mdl 64] Discovered Attack, Double Attack} Kd7 43. Rxf3 {[%mdl 4096] Endgame KRB-KR} Rc2 44. f5 {f6 is the strong threat.} c3 45. f6 Rc1+ 46. Kg2 c2 47. Be3 {[%eval 1386,50] [%wdl 1000,0,0]} (47. f7 $142 {[%eval 32746,54] [%wdl 1000,0,0]} Rg1+ 48. Bxg1 c1=Q 49. f8=Q Qg5+ 50. Kh3 Qe5 51. Rf7+ Ke6 52. Re7+ Kd5 53. Qg8+ Ke4 54. Qg6+ Kd5 55. Qd3+ Qd4 56. Qxd4+ Kc6 57. Qd7#) 47... Re1 48. Bh6 {f7 would kill now.} Re6 {[#]} 49. Bc1 {[%eval 976,60] [%wdl 1000,0,0]} (49. f7 $142 $1 {[%eval 32740,42] [%wdl 1000,0,0]} Re2+ (49... Re8 50. fxe8=R) 50. Kf1 Re8 51. fxe8=Q+ Kxe8 52. Rf6 Ke7 53. Rxa6 h3 54. Bf4) 49... Re1 {[#]} 50. f7 $1 {White mates.} Rxc1 (50... Re8 51. fxe8=Q+) 51. f8=Q Rg1+ 52. Kxg1 c1=Q+ 53. Kg2 Qc2+ 54. Kh3 {Weighted Error Value: White=0.48/Black=0.73} 1-0