[Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.1"] [White "Shevchenko, Kirill"] [Black "Fedoseev, Vladimir"] [Result "1-0"] [ECO "B94"] [WhiteElo "2605"] [BlackElo "2696"] [Annotator "TA"] [PlyCount "85"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 11,85,10,27,18,31,27,35,12,23,38,27,14,29,27,35,0,0,0,0,0,0,-83,0,0,0, -35,0,16,7,0,0,0,24,27,79,55,85,76,79,79,90,77,88,35,37,32,37,37,160,149,204, 147,290,247,387,353,326,0,356,0,318,284,270,253,422,414,414,379,686,675,640, 407,1742,1568,29983,29983]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Qe2 $1 {[%mdl 4] 7.Qe2 is a critical line. B94: Sicilian Najdorf: 6 Bg5 Nbd7.} h6 8. Bh4 g6 9. f4 {White is slightly better.} e5 10. fxe5 dxe5 {[#]} 11. O-O-O $1 Qc7 (11... exd4 $6 12. e5 $1 $16) 12. Nb3 b5 $1 13. Rxd7 Nxd7 14. Nd5 {[%CAl Rd5c7]} Qb8 15. Na5 $5 {[%mdl 4] A promising side line.} Bg7 {[#]} 16. Be7 $146 {[#]} (16. Qf3 $11) ({Predecessor:} 16. Qd2 O-O 17. Nc6 Qb7 18. Na5 Qb8 19. Nc6 Qb7 20. Na5 Qb8 {1/2-1/2 (20) Schoppen,C (2464) -Donchenko,A (2618) Maastricht 2019}) 16... Bb7 (16... Nb6 $1 $17 17. Bb4 (17. Nc6 Nxd5 18. exd5 Qc7 $17) 17... Nxd5 18. exd5 Qc7) 17. Nxb7 $11 Qxb7 18. Qf3 Nb6 ({Better is} 18... Rc8 $15) 19. Bf6 $1 {[%CAl Rf6g7]} Nxd5 20. Bxg7 Rh7 { [%CAl Rh7g7]} 21. Bxe5 Qe7 {...Qg5+ is the strong threat.} 22. Bd4 (22. Bd6 Qxd6 23. exd5 O-O-O $17) 22... Nb4 (22... Nc7 $1 $11 {keeps the balance.}) 23. Bf6 {[%mdl 1024] White has strong compensation.} (23. a3 {is more complex.} Nc6 24. Bf6 Qc7 25. g3 Kf8 26. Qc3) 23... Qe6 24. a3 Nc6 25. Be2 {Strongly threatening Rd1.} Kf8 26. Rd1 {Black must now prevent e5!} Re8 27. Qc3 (27. Qf4 $16) 27... Kg8 $14 {[#]} (27... Qxe4 $2 28. Bf3 $18) 28. Bg4 $1 Qxg4 (28... Qxe4 $2 29. Bd7 $18) 29. Qxc6 {[%CAl Rc6e8]} Rf8 (29... Qc8 $1 $14 30. Qxc8 Rxc8) 30. e5 $16 h5 (30... Qc8 $16 31. Qxc8 Rxc8) 31. h4 g5 (31... Qc8 $16 32. Qxc8 Rxc8) 32. hxg5 $18 ({Less strong is} 32. Qxa6 gxh4 33. Qd6 Re8 $16) ({Not } 32. Bxg5 Qf5 $16) 32... h4 (32... Rg7 $142 33. Qxa6 Rxg5 34. Bxg5 (34. Qxb5 $2 Qf4+ 35. Kb1 Qxf6 $19 {[%mdl 64] Pin}) 34... Qxg5+ 35. Kb1 Qxe5) 33. Qd6 { Intending Qxf8+! and mate.} Re8 34. Qc6 {[%CAl Rc6e8]} Rf8 35. Qd6 $40 { [%mdl 128] White wants to mate with Qxf8+! White has some attack.} Re8 {[#]} 36. Qd8 $3 {[%CAl Rd8e8][%mdl 512]} Qe6 (36... Qc8 37. Qd3) 37. Qd3 h3 $2 ( 37... Qg4 38. Kb1 Rh5) 38. g6 Rh6 39. gxf7+ Kxf7 $2 (39... Qxf7 40. gxh3 Rg6) 40. gxh3 Rxh3 41. Qe4 {White threatens Qb7+ and mate.} Rg8 (41... Qxf6 $142 42. Rd7+ Re7 43. exf6 Rxd7) 42. Rf1 Rb8 43. Bh4+ {Weighted Error Value: White=0.38/ Black=0.51} 1-0 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.2"] [White "Asadli, Vugar"] [Black "Kovalenko, Igor"] [Result "1/2-1/2"] [ECO "B13"] [WhiteElo "2572"] [BlackElo "2643"] [Annotator "RC"] [PlyCount "101"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:900+30"] 1. e4 {[%emt 0:00:16]} c6 {[%emt 0:00:05]} 2. d4 {[%emt 0:00:33]} d5 {[%emt 0: 00:03]} 3. exd5 {[%emt 0:00:43]} cxd5 {[%emt 0:00:03]} 4. Bd3 {[%emt 0:00:06]} Nc6 {[%emt 0:00:51]} 5. c3 {[%emt 0:00:24]} Qc7 {[%emt 0:00:02]} 6. h3 { [%emt 0:02:43]} g6 {[%emt 0:00:56]} 7. Ne2 {[%emt 0:02:45]} Nf6 {[%emt 0:09:42] } 8. Bf4 {[%emt 0:03:44]} Qd8 {[%emt 0:01:20]} 9. Nd2 {[%emt 0:09:19]} Bf5 { [%emt 0:05:53]} 10. Bxf5 {[%emt 0:05:10]} gxf5 {[%emt 0:00:04]} 11. Be5 { [%emt 0:00:43]} e6 {[%emt 0:02:52]} 12. Nf3 {[%emt 0:08:31]} Bd6 {[%emt 0:00: 41]} 13. Nf4 {[%emt 0:03:28]} Rg8 {[%emt 0:03:56]} 14. Qe2 {[%emt 0:02:49]} Ne4 {[%emt 0:08:27]} 15. O-O-O {[%emt 0:02:47]} Bxe5 {[%emt 0:01:16]} 16. Nxe5 { [%emt 0:03:47]} Nxe5 {[%emt 0:00:30]} 17. dxe5 {[%emt 0:00:06]} Qa5 {[%emt 0: 01:01]} 18. Kb1 {[%emt 0:02:18]} Qb6 {[%emt 0:02:24]} 19. Rc1 {[%emt 0:00:01]} Rc8 {[%emt 0:04:19]} 20. Ka1 {[%emt 0:00:14]} Qxf2 {[%emt 0:01:25]} 21. Qb5+ { [%emt 0:01:41]} Kd8 {[%emt 0:00:18]} 22. Rhf1 {[%emt 0:00:49]} Qb6 {[%emt 0:01: 47]} 23. Qd3 {[%emt 0:00:59]} Qa6 {[%emt 0:07:27]} 24. Qd1 {[%emt 0:04:17]} Kc7 {[%emt 0:04:24]} 25. g4 {[%emt 0:04:17]} fxg4 {[%emt 0:00:24]} 26. hxg4 { [%emt 0:00:03]} Kb8 {[%emt 0:00:04]} 27. Nh5 {[%emt 0:00:08]} Rc7 {[%emt 0:00: 19]} 28. Rf4 {[%emt 0:01:57]} Rgc8 {[%emt 0:03:56]} 29. Nf6 {[%emt 0:00:05]} Nc5 {[%emt 0:02:25]} 30. Rd4 {[%emt 0:00:51]} Qb6 {[%emt 0:07:26]} 31. Rc2 { [%emt 0:07:20]} Nd7 {[%emt 0:03:57]} 32. Nxd7+ {[%emt 0:01:50]} Rxd7 {[%emt 0: 00:02]} 33. a3 {[%emt 0:04:37]} Qd8 {[%emt 0:01:20]} 34. Rh2 {[%emt 0:02:40]} Qh8 {[%emt 0:00:04]} 35. Rh5 {[%emt 0:00:21]} Rg8 {[%emt 0:14:30]} 36. Qd3 { [%emt 0:05:27]} Rg7 {[%emt 0:00:05]} 37. g5 {[%emt 0:02:26]} Rc7 {[%emt 0:01: 02]} 38. Rdh4 {[%emt 0:00:45]} a6 {[%emt 0:01:03]} 39. Qd2 {[%emt 0:00:45]} Qd8 {[%emt 0:03:58]} 40. Qe3 {[%emt 0:00:00]} Rc8 {[%emt 0:00:00]} 41. Rxh7 { [%emt 0:05:33]} Qxg5 {[%emt 0:06:37]} 42. Qxg5 {[%emt 0:00:36]} Rxg5 {[%emt 0: 00:04]} 43. Rxf7 {[%emt 0:00:08]} Rc6 {[%emt 0:00:15]} 44. Rhh7 {[%emt 0:04:02] } Rb6 {[%emt 0:00:03]} 45. b4 {[%emt 0:00:54]} Ka7 {[%emt 0:12:00]} 46. a4 { [%emt 0:09:01]} Rg3 {[%emt 0:04:48]} 47. a5 {[%emt 0:05:32]} Rb5 {[%emt 0:00: 06]} 48. Rf8 {[%emt 0:01:57]} Rxc3 {[%emt 0:00:11]} 49. Ka2 {[%emt 0:00:05]} Rc2+ {[%emt 0:00:35]} 50. Ka3 {[%emt 0:01:08]} Rc1 {[%emt 0:00:05]} 51. Ka2 { [%emt 0:00:02]} 1/2-1/2 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.3"] [White "Petrosyan, Manuel"] [Black "Basso, Pier Luigi"] [Result "1-0"] [ECO "D02"] [WhiteElo "2625"] [BlackElo "2550"] [Annotator "TA"] [PlyCount "151"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 11,150,20,16,24,22,28,32,27,30,20,28,24,26,27,18,25,18,27,28,11,42,35, 44,0,39,12,32,29,30,31,27,14,22,14,14,14,14,14,20,0,14,14,14,14,14,0,14,14,14, 14,20,14,20,20,20,15,14,14,15,15,20,15,16,0,20,20,20,20,20,20,38,22,17,13,33, 33,36,36,36,36,33,0,0,0,0,0,0,0,17,0,0,0,18,18,18,0,0,0,0,0,9,9,27,9,27,27,27, 27,27,27,27,27,27,27,27,0,49,0,0,0,120,120,69,78,281,289,327,0,0,0,1164,1025, 3657,2952,12832,12833,12831,6401,12838,12838,29999]} 1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Nc6 5. Nbd2 Bg4 6. c3 e6 7. Qb3 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Qc8 8. Nh4 cxd4 9. exd4 {White is slightly better.} Be7 10. h3 Bh5 11. g4 Bg6 12. Nxg6 hxg6 13. Be2 a6 14. h4 { [#]} Nd7 $146 ({Predecessor:} 14... b5 15. h5 Na5 16. Qc2 Nc4 17. O-O-O gxh5 18. g5 Nd7 19. Bxh5 g6 20. Bxg6 Rxh1 21. Rxh1 fxg6 22. Qxg6+ {1-0 (28) Eren,A (2306)-Crevatin,L (2171) Chess.com INT 2021}) 15. Nf3 Na5 16. Qc2 Nc4 17. Bd3 Qc6 18. Ng5 Bd6 19. Bxd6 Nxd6 20. O-O-O O-O-O 21. f4 Nf6 22. Qe2 Rde8 23. Rde1 Kb8 24. Kb1 Ka8 25. Rh3 Ka7 26. Qg2 Qc7 27. Qg3 Qc6 28. Qf3 Qc7 29. Rh2 Qc6 30. Qg3 Ka8 31. Rhe2 Qd7 32. Qh3 Qc7 33. Bc2 Ka7 34. Qg3 Qd7 35. Rh2 Ka8 36. Qf3 Ka7 37. Bd3 Ka8 38. Rg1 Reg8 39. Qe2 Ka7 40. Nf3 Qc7 41. Nd2 Qc6 42. g5 Nd7 43. Nf3 Rh5 44. Ne5 Nxe5 45. fxe5 Nf5 46. Bxf5 (46. Qf2 {keeps more tension.} Rgh8 47. Rgh1 Qd7 48. Be2 R5h7 49. Rh3) 46... exf5 47. Re1 Re8 48. Qe3 Re6 49. Qg3 Rh8 50. Reh1 Rh5 51. b3 Rh8 52. Kb2 Qd7 53. h5 (53. a4 {is more complex.} Rc6 54. Ra1 Rhc8 55. Rc2 R6c7 56. Qf3) 53... gxh5 54. Rxh5 Rxh5 55. Rxh5 $11 { [%mdl 4096] Endgame KQR-KQR} g6 56. Rh7 Re8 57. Qh3 Qe6 58. Qh6 Rc8 59. a4 Qc6 60. Qh3 Rc7 61. Qf3 b5 62. a5 Kb7 63. Rh8 (63. Ka3 {with more complications.} Kb8 64. Qe3 Kc8 65. Qd2 Kd8 66. Kb2) 63... Rc8 (63... b4 $5 {[%CAl Rb4c3]} 64. c4 dxc4 65. Qxc6+ Rxc6 $11) 64. Qh3 (64. Rh4 {seems wilder.} Kb8 65. Rh7 Rc7 66. b4 Qc4 67. Rg7) 64... Rxh8 65. Qxh8 {KQ-KQ} Qe6 (65... Kc7 $1 $11 {keeps the balance.}) 66. Qd8 $1 $16 Kc6 (66... Ka7 $16 67. Qc7+ Ka8) 67. Kc2 $14 f4 $2 (67... Kb7 $16 {was worth a try.}) 68. Kd2 $18 f3 {[#]} 69. Ke3 $2 (69. Qf6 $1 $18) 69... f2 $11 {[%mdl 64] Decoy} 70. Kxf2 {Hoping for Ke3.} (70. Qb6+ { is interesting.} Kd7 71. Qa7+ Ke8 72. Qb8+ Kd7 73. Kxf2 b4 74. Qxb4 Qf5+ 75. Ke3) 70... Qf5+ $2 {[%mdl 8192] [#]} (70... b4 $11) 71. Ke3 $1 $18 Qe4+ 72. Kd2 {[%CAl Rd8c8]} Qf4+ 73. Kc2 {[%CAl Rd8c8]} Qf2+ 74. Kb1 {[%CAl Rd8c8]} Qf1+ 75. Kb2 {[%CAl Rd8c8]} Qf3 76. Qc8# {Weighted Error Value: White=0.05/Black=0.05} 1-0 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.4"] [White "Bogosavljevic, Boban"] [Black "Indjic, Aleksandar"] [Result "0-1"] [ECO "A33"] [WhiteElo "2530"] [BlackElo "2607"] [Annotator "TA"] [PlyCount "66"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,66,10,11,29,16,21,0,45,45,43,49,42,33,40,38,35,20,25,26,25,0,28,-30, -35,-34,-29,-25,-21,-22,-28,-28,-21,-29,-13,-13,-6,-31,0,-31,-31,-33,-31,-47, -38,-178,-184,-428,-423,-370,-350,-352,-362,-389,-380,-350,-272,-548,-485]} 1. Nf3 c5 2. c4 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bf4 d6 {[#] White must now prevent ...Nxd4. A33: Symmetrical English: 2 Nf3 Nf6 3 d4 cxd4 4 Nxd4 e6 5 Nc3 Nc6.} 7. Nxc6 bxc6 8. g3 e5 {The position is equal.} 9. Bg5 Be6 10. Bg2 Rc8 11. Qa4 Qd7 12. Bxf6 gxf6 13. O-O f5 14. Rad1 {[#]} Be7 $146 ({Predecessor:} 14... h5 15. h4 Rg8 16. Rd2 Bh6 17. e3 f4 18. Ne4 Kf8 19. exf4 exf4 20. Nf6 Qe7 21. Nxg8 Kxg8 {1-0 (38) Romanov,E (2623)-Cadilhac,I (2308) Chess.com INT 2020}) 15. Rd2 h5 16. Rfd1 (16. e4 $142) 16... h4 $11 17. Qa6 hxg3 18. hxg3 Kf8 19. Nd5 Bxd5 20. cxd5 c5 21. Rd3 Kg7 22. Rb3 Rc7 23. Qc4 Bf6 24. e3 e4 25. Rc1 Be5 26. Rb5 Rcc8 27. Qe2 {This move loses the game for White.} (27. b3 $15) 27... Rh6 $19 28. a4 $2 (28. b4 c4 29. Ra5) 28... Rch8 29. b4 cxb4 30. Rxb4 {[#]} Qe7 $1 31. f4 exf3 $1 32. Qxf3 Qg5 33. g4 $2 (33. Kf2 {was necessary.}) 33... Rf6 { Weighted Error Value: White=0.39/Black=0.07} 0-1 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.5"] [White "Kuzubov, Yuriy"] [Black "Ozenir, Ekin Baris"] [Result "1/2-1/2"] [ECO "E17"] [WhiteElo "2653"] [BlackElo "2309"] [Annotator "TA"] [PlyCount "175"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,175,19,24,29,4,8,0,4,16,49,52,65,47,124,124,93,88,117,79,64,55,97,80, 77,83,66,59,134,137,136,146,142,141,140,119,130,121,135,125,135,116,129,104, 106,74,74,0,0,0,0,0,0,0,0,0,0,0,0,0,22,14,24,24,56,62,83,63,64,64,64,33,64,8,8, 8,57,14,21,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,8,8,8,8,8,8,8,8,0,8,8,8,8, 8,0,0,0,0,0,0,0,0,0]} 1. d4 e6 2. c4 Nf6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 Bf6 8. Qc2 Nxd2 9. Qxd2 (9. Kxd2 Bxd4 $1 10. Rhd1 Bf6 $17) 9... d6 { E17: Queen's Indian: 4 g3 Bb7 5 Bg2 Be7.} 10. d5 (10. O-O {seems wilder.} Nd7 11. Ne1 Qc8 12. Nc2 O-O 13. e4) 10... O-O 11. Nd4 Bxd4 12. Qxd4 c5 13. Qd2 {[#] } e5 $146 ({Predecessor:} 13... Nd7 14. O-O e5 15. f4 Qe7 16. f5 Nf6 17. h3 h6 18. g4 Kh7 19. Be4 g5 20. fxg6+ fxg6 {1/2-1/2 (47) Izoria,Z (2647)-Fedorchuk,S (2576) Dubai 2006}) 14. O-O f5 {[#]} (14... Nd7 $14) 15. f4 $1 $16 Nd7 16. e4 exf4 17. gxf4 Ba6 18. b3 Qh4 19. Rae1 Rae8 20. exf5 Nf6 21. Re6 Ng4 ({Black should try} 21... Rd8 $14) 22. h3 Nh6 23. Qe1 (23. Rxd6 $6 Nxf5 24. Re6 Bc8 $14 ) 23... Qxe1 24. Rfxe1 (24. Rexe1 $6 Nxf5 25. Rxe8 Rxe8 $11) 24... Rd8 25. f6 Nf5 26. Bf3 gxf6 27. Bg4 Ng7 28. f5 h5 29. Bd1 Nxf5 30. Rf1 Nd4 31. Re7 (31. Bxh5 $16 Bc8 32. Rexf6) 31... Rf7 $1 $11 {[%CAl Rf7e7]} 32. Rfe1 h4 33. Bh5 Rh7 34. Bg6 $36 {[%mdl 2048] Black is under pressure.} Rh6 35. Re8+ (35. Bf7+ Kf8 $17) 35... Rxe8 36. Rxe8+ Kg7 37. Bd3 {Re7+ is the strong threat.} f5 {And now ...Rg6+ would win.} 38. Kf2 ({Weaker is} 38. Re7+ Kf6 $17) 38... Rg6 {Hoping for ...Rg3.} 39. Ne2 Nxe2 40. Bxe2 {[%mdl 4096] Endgame KRB-KRB} ({Worse is} 40. Rxe2 Kf7 $17) 40... Rg3 41. Ra8 Kf6 42. Rxa7 Bc8 43. Rc7 Ba6 44. Rc6 ({ Better is} 44. Rd7 $1 $14) 44... Ke7 $1 45. Bf1 Rc3 46. Rxb6 Bc8 {The position is equal.} 47. b4 cxb4 48. Rb8 Bd7 49. Rxb4 Rc2+ 50. Kf3 Rxa2 51. Rb7 { Threatens to win with c5!} Kd8 52. Rb8+ Bc8 53. Rb1 Ke7 54. Re1+ Kf7 55. Rb1 Ke7 56. Kf4 Kf6 57. Bd3 Ra3 58. Be2 Ra2 59. Bf1 Bd7 60. Bd3 {Strongly threatening Rb7.} Ra3 61. Be2 Ra2 62. Bh5 Ra4 63. Rc1 Bb5 64. Be2 Ba6 65. Bd3 Rb4 66. Re1 ({Wrong is} 66. Bxf5 $2 Bxc4 67. Bc8 Bxd5+ 68. Ke3 Ke5 $19) 66... Bxc4 67. Re6+ {[%mdl 64] Double Attack} Kf7 68. Bxc4 Rxc4+ 69. Kxf5 {KR-KR} Rc3 70. Rxd6 Rxh3 71. Rd7+ Ke8 72. Ke6 Re3+ (72... Rc3 {looks sharper.} 73. Re7+ Kf8 74. d6 Re3+ 75. Kd7 Ra3) 73. Kd6 Ra3 {( -> ...Ra6+)} (73... h3 {is more complex.} 74. Rh7 Rb3 75. Rh4 Kf7 76. Ke5 Ra3) 74. Rb7 h3 75. Rh7 Ra6+ 76. Ke5 Kd8 (76... Ra3 {feels hotter.} 77. Ke6 Re3+ 78. Kd6 Rb3 79. Rh4 Rd3) 77. Rxh3 Kd7 78. Rh7+ Kd8 79. Rh1 (79. Rg7 {with more complications.} Ke8 80. Kf5 Kd8 81. Rh7 Rd6 82. Ke4) 79... Kd7 80. Rh8 Rb6 81. Kd4 (81. Rh7+ {with more complications.} Ke8 82. Rg7 Ra6 83. Kf5 Kd8 84. Rh7) 81... Ra6 82. Rh7+ Kd8 83. Kc5 Rg6 84. d6 {Kc6 would kill now.} Rg1 85. Rc7 Rc1+ 86. Kd5 Rxc7 87. dxc7+ Kxc7 88. Ke4 {Blacks defense is rewarded with a draw. Weighted Error Value: White=0.08/Black=0.07} 1/2-1/2 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.6"] [White "Ter-Sahakyan, Samvel"] [Black "Leniart, Arkadiusz"] [Result "1-0"] [ECO "B12"] [WhiteElo "2644"] [BlackElo "2499"] [Annotator "TA"] [PlyCount "101"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,101,19,24,24,35,-15,8,-1,10,0,23,18,57,34,41,52,68,79,106,104,101, 111,112,101,146,158,162,168,165,170,264,268,262,269,264,264,274,245,264,256, 309,293,287,287,286,284,281,285,285,270,281,281,281,281,286,261,321,321,327, 322,327,312,327,327,319,326,371,348,364,378,383,372,351,350,410,289,521,479, 632,608,614,616,636,643,1372,1337,1322,1324,1510,1449]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Ne7 6. O-O c5 {6...c5 is setting a new trend.} 7. c4 Nbc6 8. dxc5 {B12: Caro-Kann: Advance Variation.} d4 9. Qa4 Ng6 10. Rd1 {And now Nxd4 would win.The position is equal.} d3 {[#]} 11. Be3 Qd7 {[#]} (11... Be7 12. Bxd3) 12. Nc3 $1 {[#] Threatens to win with Bxd3!} Ngxe5 $146 (12... Rd8 13. g4) ({Predecessor:} 12... Rd8 13. g4 Ncxe5 14. Qxd7+ Rxd7 15. Nxe5 Nxe5 16. gxf5 dxe2 17. Rxd7 Kxd7 18. Nxe2 Nxc4 19. Rd1+ Kc8 20. fxe6 Nxe3 21. fxe3 fxe6 22. Nf4 Be7 23. b4 Bg5 24. Nxe6 {1/2-1/2 (24) Reig Pinol,A (2360)-Brown,A (2317) ICCF email 2008}) 13. Nxe5 Nxe5 14. Qxd7+ Kxd7 15. Bf4 {White now steadily converts the win.} Ng6 16. Bxd3 Nxf4 17. Bxf5+ Kc8 {[#]} 18. g3 $1 Nh5 (18... Bxc5 19. gxf4) 19. Bh3 Nf6 20. b4 $36 {[%mdl 2048] White is really pushing.} Be7 21. Bg2 Rb8 (21... a6 {is a better defense.} 22. a4 Rd8 23. Rxd8+ Bxd8) 22. Nb5 $18 a6 {[#]} 23. Nd6+ Bxd6 24. cxd6 ({Resist} 24. Rxd6 $6 Rd8 $16 ) 24... Kd7 25. c5 Rhc8 26. Rac1 Kd8 27. a4 Nd7 28. a5 Ne5 29. Rd4 Kd7 30. Re1 Nc6 31. Rf4 Rf8 32. h4 g6 33. Rfe4 Rfe8 34. f4 h5 35. Kf2 Ra8 36. Bf3 Rab8 37. R1e3 Rh8 38. Ke1 Rhe8 39. Kd2 Na7 40. Kc3 Nc6 41. Bd1 Ra8 42. Ba4 Rh8 43. Re1 Ra7 44. R4e2 Raa8 $2 (44... Rc8 45. Rd2 Rd8) 45. Rb2 {White is clearly winning. } Ra7 46. Reb1 Kc8 47. Ra1 Rd8 48. b5 {[%CAl Bb4b5,Bb5b6][%mdl 32]} Nxa5 49. b6 Ra8 50. Rba2 Kb8 51. Kb4 {Weighted Error Value: White=0.05/Black=0.25} 1-0 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.7"] [White "Kourkoulos-Arditis, Stamatis"] [Black "Pichot, Alan"] [Result "1-0"] [ECO "E06"] [WhiteElo "2485"] [BlackElo "2630"] [Annotator "TA"] [PlyCount "77"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 19,77,18,7,20,34,52,38,24,18,14,16,17,35,38,41,36,41,19,70,60,91,47,89, 95,136,139,133,133,124,120,231,141,292,246,375,206,283,276,259,269,322,327,337, 344,351,354,350,341,1809,446,408,365,439,401,478,472,456,401,409,384]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 c6 8. Qxc4 b5 9. Qc2 Bb7 10. Bg5 Nbd7 11. Rd1 {D30: Queen's Gambit Declined: Systems without Nc3.} Rc8 {[#]} 12. Ne5 $146 ({Predecessor:} 12. Nc3 a6 13. a4 b4 14. Ne4 c5 15. Nxc5 Nxc5 16. dxc5 Rxc5 17. Qb3 Qa5 18. Bxf6 Bxf6 {0-1 (39) Kozlov,O (2303) -Timofeev,A (2549) Sochi 2017}) 12... Nxe5 13. dxe5 {White is slightly better.} Nd7 14. Bf4 Qc7 15. Nc3 g5 16. Be3 Nxe5 17. Ne4 h6 18. Bc5 {[%mdl 1024] White has compensation.} Rfd8 (18... Rcd8 $1 $11) 19. Qc3 $36 {[%mdl 2048] White is pushing.} Rd5 20. f4 Rcd8 {[#]} 21. Rf1 f5 22. Bxe7 Qxe7 23. fxe5 fxe4 24. Bxe4 Rd4 (24... Qc5+ $16 25. Qxc5 Rxc5) 25. Qf3 {[#] And now Qh5 would win.} (25. Bxc6 $2 Rc4 $19) 25... Qg7 $2 {Black cannot hold the game after this.} (25... Kg7 $16 {is a better defense.}) 26. Rac1 R4d7 (26... a5 {was necessary.} 27. Bxc6 Bxc6 28. Rxc6 Rf8) 27. Qe3 (27. Qh5 $142 {Black must now prevent Rf6.} Rf8 28. Rxf8+ (28. Bxc6 Rxf1+ 29. Kxf1 Rc7 $17) 28... Kxf8 29. Rf1+ (29. Bxc6 Bxc6 30. Rxc6 Ke7 $16) 29... Ke7 30. Qf3) 27... Rf8 28. Rxf8+ (28. Qxa7 Rxf1+ 29. Rxf1 Qxe5 $14) 28... Qxf8 29. Rf1 ({Less strong is} 29. Qxa7 Qb4 $14) ({ Wrong is} 29. Bxc6 $2 Bxc6 30. Qb3 Bd5 $19) 29... Rf7 30. Rxf7 Qxf7 31. Qxa7 Qc7 32. Qc5 Qd7 33. Kf2 Qd2 $2 (33... Kf7 34. b3 Qe7) 34. Qb6 (34. Bd3 $142) 34... Qd7 35. h3 Kg7 36. Kg2 Kg8 37. g4 Kg7 38. Bf3 Kf8 39. b3 {Weighted Error Value: White=0.36/Black=0.37} 1-0 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.8"] [White "Nihal Sarin"] [Black "Gharibyan, Mamikon"] [Result "1-0"] [ECO "A40"] [WhiteElo "2620"] [BlackElo "2460"] [Annotator "Shahid"] [PlyCount "185"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:900+30"] {[%evp 0,185,19,32,27,-7,-1,-7,-5,-23,8,16,5,9,9,2,18,8,14,11,12,11,61,75,57, 45,49,31,24,24,16,13,12,12,8,8,8,8,6,3,8,4,8,5,13,7,15,10,8,6,10,6,13,0,17,16, 6,1,1,1,8,0,0,0,0,0,0,0,6,11,14,15,15,-11,37,48,-16,-15,28,0,0,0,0,0,0,0,35,0, 6,-8,-8,-8,-8,-10,0,0,0,-10,-10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,485, 485,485,485,485,485,495,495,505,505,505,505,505,515,515,515,515,515,525,525, 525,525,535,535,545,525,545,545,555,555,555,555,555,525,525,525,545,545,545, 525,525,525,545,545,545,545,545,545,545,545,545,545,545,545,555,545,545,555, 555,555,29977,29980,29981,555,555,555,29997,29998]} 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 c5 {[%emt 0:02:40]} 5. a3 {[%emt 0:01:43]} Bxd2+ {[%emt 0:00:30]} 6. Qxd2 {[%emt 0:00:30]} cxd4 {[%emt 0:00:30]} 7. Nf3 {[%emt 0:00:30]} d5 { [%emt 0:00:30]} 8. Bg2 {[%emt 0:00:30]} dxc4 {[%emt 0:02:18]} 9. Qxd4 Qxd4 { [%emt 0:01:45]} 10. Nxd4 {[%emt 0:16:12]} a6 {[%emt 0:01:29]} 11. Bf4 {[%emt 0: 12:28]} Nd5 {[%emt 0:14:05]} 12. Rc1 {[%emt 0:06:40]} Bd7 {[%emt 0:15:12]} 13. Bxb8 {[%emt 0:13:55]} Rxb8 {[%emt 0:00:06]} 14. Rxc4 {[%emt 0:00:04]} Ke7 { [%emt 0:09:12]} 15. Bxd5 {[%emt 0:03:47]} exd5 {[%emt 0:01:04]} 16. Rc3 { [%emt 0:00:13]} Rbc8 {[%emt 0:03:31]} 17. Rxc8 {[%emt 0:00:32]} Rxc8 {[%emt 0: 03:16]} 18. Kd2 {[%emt 0:00:40]} Kd6 {[%emt 0:00:31]} 19. e3 {[%emt 0:06:08]} h5 {[%emt 0:03:24]} 20. h4 {[%emt 0:00:58]} g6 {[%emt 0:03:48]} 21. b3 { [%emt 0:00:24]} a5 {[%emt 0:09:36]} 22. Rb1 {[%emt 0:06:51]} Ra8 {[%emt 0:03: 14]} 23. Rc1 {[%emt 0:00:28]} Re8 {[%emt 0:02:01]} 24. Kd3 {[%emt 0:01:06]} Ra8 {[%emt 0:03:41]} 25. Nf3 {[%emt 0:03:33]} Bg4 {[%emt 0:03:18]} 26. Ne1 { [%emt 0:15:49]} Ra6 {[%emt 0:05:10]} 27. Kd4 {[%emt 0:00:20]} Rb6 {[%emt 0:11: 19]} 28. f3 {[%emt 0:02:30]} Bh3 {[%emt 0:01:24]} 29. Rc3 {[%emt 0:02:08]} Bf1 {[%emt 0:00:26]} 30. e4 {[%emt 0:02:49]} dxe4 {[%emt 0:00:20]} 31. fxe4 { [%emt 0:00:01]} Be2 {[%emt 0:00:33]} 32. Nf3 {[%emt 0:03:30]} Bxf3 {[%emt 0:01: 05]} 33. Rxf3 {[%emt 0:00:03]} Ke7 {[%emt 0:00:27]} 34. Kc5 {[%emt 0:00:45]} Re6 {[%emt 0:00:22]} 35. Kb5 {[%emt 0:00:15]} Rxe4 {[%emt 0:00:40]} 36. Kb6 { [%emt 0:01:25]} f5 {[%emt 0:00:29]} 37. Kxb7 {[%emt 0:00:17]} Kf6 {[%emt 0:00: 32]} 38. Kb6 {[%emt 0:00:54]} a4 {[%emt 0:00:30]} 39. b4 {[%emt 0:00:52]} g5 { [%emt 0:00:22]} 40. hxg5+ {[%emt 0:00:00]} Kxg5 {[%emt 0:00:00]} 41. b5 { [%emt 0:07:29]} Kg4 {[%emt 0:02:04]} 42. Rc3 {[%emt 0:00:47]} h4 {[%emt 0:01: 41]} 43. gxh4 {[%emt 0:00:14]} f4 {[%emt 0:01:31]} 44. h5 {[%emt 0:09:16]} f3 { [%emt 0:07:40]} 45. h6 {[%emt 0:00:13]} f2 {[%emt 0:02:37]} 46. h7 {[%emt 0:00: 16]} Re8 {[%emt 0:01:10]} 47. Rc1 {[%emt 0:00:11]} Rh8 {[%emt 0:00:50]} 48. Ka5 {[%emt 0:01:33]} Rxh7 {[%emt 0:00:51]} 49. Kxa4 {[%emt 0:00:06]} Re7 {[%emt 0: 01:29]} 50. Rf1 {[%emt 0:00:10]} Kf3 {[%emt 0:00:05]} 51. b6 {[%emt 0:00:13]} Ke2 {[%emt 0:00:48]} 52. Rxf2+ {[%emt 0:01:26]} Kxf2 {[%emt 0:00:01]} 53. Kb5 { [%emt 0:00:01]} Ke3 {[%emt 0:00:32]} 54. Kc5 {[%emt 0:00:58]} Re5+ {[%emt 0:00: 50]} 55. Kd6 {[%emt 0:00:15]} Rb5 {[%emt 0:00:56]} 56. Kc6 Rb3 {[%emt 0:00:28]} 57. a4 {[%emt 0:00:34]} Rc3+ {[%emt 0:00:34]} 58. Kd5 {[%emt 0:00:57]} Rb3 { [%emt 0:00:31]} 59. a5 {[%emt 0:00:13]} Rb5+ $4 {[%emt 0:00:30]} (59... Kd3 60. Kc6 Rc3+ 61. Kd6 Rb3 62. Kc7 Rc3+ 63. Kb7 Kc4 64. a6 Kb5 65. a7 Ra3 $11) 60. Kc6 {[%emt 0:00:19]} Rxa5 61. b7 {[%emt 0:00:06]} Ra6+ {[%emt 0:00:32]} 62. Kc5 {[%emt 0:00:07]} Ra5+ {[%emt 0:00:32]} 63. Kc4 {[%emt 0:00:06]} Ra4+ {[%emt 0: 00:42]} 64. Kb3 {[%emt 0:00:11]} Ra1 {[%emt 0:00:14]} 65. Kb2 {[%emt 0:00:05]} Rd1 {[%emt 0:00:32]} 66. b8=Q {[%emt 0:00:13]} Rd2+ {[%emt 0:00:07]} 67. Kc3 { [%emt 0:00:04]} Rd3+ {[%emt 0:00:14]} 68. Kc4 {[%emt 0:00:07]} Rd4+ {[%emt 0: 00:15]} 69. Kc5 {[%emt 0:00:05]} Rd3 {[%emt 0:01:27]} 70. Qe5+ {[%emt 0:00:36]} Kf3 {[%emt 0:00:55]} 71. Kc4 {[%emt 0:00:07]} Rd2 {[%emt 0:00:29]} 72. Kc3 { [%emt 0:00:06]} Re2 {[%emt 0:00:09]} 73. Qf5+ {[%emt 0:00:55]} Ke3 {[%emt 0:00: 24]} 74. Qh3+ {[%emt 0:00:14]} Kf4 {[%emt 0:00:48]} 75. Qf1+ {[%emt 0:00:12]} Ke3 {[%emt 0:00:06]} 76. Qf5 {[%emt 0:00:03]} Rf2 {[%emt 0:01:04]} 77. Qe5+ { [%emt 0:00:47]} Kf3 {[%emt 0:00:01]} 78. Kd3 {[%emt 0:00:06]} Kg4 {[%emt 0:00: 53]} 79. Ke3 {[%emt 0:00:40]} Rf5 {[%emt 0:00:10]} 80. Qg7+ {[%emt 0:01:40]} Rg5 {[%emt 0:00:22]} 81. Qd7+ {[%emt 0:01:11]} Kg3 {[%emt 0:00:24]} 82. Qd6+ { [%emt 0:00:34]} Kg4 {[%emt 0:00:37]} 83. Qe6+ {[%emt 0:00:47]} Kg3 {[%emt 0:00: 10]} 84. Qf6 {[%emt 0:00:08]} Kg4 {[%emt 0:00:32]} 85. Qf3+ {[%emt 0:00:57]} Kh4 {[%emt 0:00:02]} 86. Qh1+ {[%emt 0:00:07]} Kg3 {[%emt 0:00:32]} 87. Qg1+ { [%emt 0:00:18]} Kh4 {[%emt 0:00:01]} 88. Qh2+ {[%emt 0:00:05]} Kg4 {[%emt 0:00: 05]} 89. Ke4 {[%emt 0:00:01]} Ra5 90. Qe2+ {[%emt 0:03:49]} Kh3 {[%emt 0:02:48] } 91. Kf4 {[%emt 0:00:48]} Ra4+ {[%emt 0:00:22]} 92. Kf3 {[%emt 0:00:24]} Rf4+ {[%emt 0:00:56]} 93. Kxf4 {[%emt 0:00:05]} 1-0 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.9"] [White "Bernadskiy, Vitaliy"] [Black "Arnaudov, G. Petar"] [Result "1-0"] [ECO "E36"] [WhiteElo "2599"] [BlackElo "2471"] [Annotator "ChessBase"] [PlyCount "69"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:900+30"] 1. c4 {[%emt 0:00:06]} e6 {[%emt 0:00:34]} 2. d4 {[%emt 0:00:09]} Nf6 {[%emt 0: 01:05]} 3. Nc3 {[%emt 0:00:06]} Bb4 {[%emt 0:00:08]} 4. Qc2 {[%emt 0:00:08]} d5 {[%emt 0:00:43]} 5. a3 {[%emt 0:00:30]} Bxc3+ {[%emt 0:00:34]} 6. Qxc3 { [%emt 0:00:04]} dxc4 {[%emt 0:01:19]} 7. Qxc4 {[%emt 0:07:36]} b6 {[%emt 0:01: 08]} 8. Bg5 {[%emt 0:03:16]} Ba6 {[%emt 0:05:25]} 9. Bxf6 {[%emt 0:02:05]} Qxf6 {[%emt 0:01:22]} 10. Qa4+ {[%emt 0:03:16]} c6 {[%emt 0:02:35]} 11. Nf3 { [%emt 0:00:13]} O-O {[%emt 0:00:16]} 12. Rc1 {[%emt 0:03:27]} c5 {[%emt 0:01: 08]} 13. e3 {[%emt 0:00:40]} Bb7 {[%emt 0:02:55]} 14. Be2 {[%emt 0:02:18]} Bc6 {[%emt 0:02:46]} 15. Qc2 {[%emt 0:06:51]} Nd7 {[%emt 0:00:30]} 16. b4 {[%emt 0: 00:40]} Rab8 {[%emt 0:08:22]} 17. O-O {[%emt 0:05:18]} Bxf3 {[%emt 0:06:40]} 18. Bxf3 {[%emt 0:01:06]} cxd4 {[%emt 0:00:09]} 19. exd4 {[%emt 0:00:36]} Qd8 { [%emt 0:00:22]} 20. b5 {[%emt 0:04:44]} Nf6 {[%emt 0:01:12]} 21. Qc7 {[%emt 0: 02:58]} Qxd4 {[%emt 0:03:28]} 22. Qxa7 {[%emt 0:00:11]} Nd5 {[%emt 0:04:25]} 23. Rfd1 {[%emt 0:01:11]} Qb2 {[%emt 0:02:47]} 24. Bxd5 {[%emt 0:00:27]} exd5 { [%emt 0:00:07]} 25. a4 {[%emt 0:01:05]} d4 {[%emt 0:02:42]} 26. Qc7 {[%emt 0: 09:17]} Ra8 {[%emt 0:09:17]} 27. Rb1 {[%emt 0:02:18]} Qc3 {[%emt 0:00:46]} 28. Qxb6 {[%emt 0:00:04]} Rxa4 {[%emt 0:00:13]} 29. Qd6 {[%emt 0:00:06]} Re8 { [%emt 0:14:49]} 30. b6 {[%emt 0:02:08]} Raa8 {[%emt 0:01:49]} 31. b7 {[%emt 0: 01:30]} Rab8 {[%emt 0:00:31]} 32. Rbc1 {[%emt 0:01:16]} Qb3 {[%emt 0:02:55]} 33. Qxb8 {[%emt 0:00:59]} Qxd1+ 34. Rxd1 {[%emt 0:00:02]} Rxb8 {[%emt 0:00:14]} 35. Rc1 {[%emt 0:00:08]} 1-0 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.10"] [White "Nikitenko, Mihail"] [Black "Safarli, Eltaj"] [Result "1/2-1/2"] [ECO "C54"] [WhiteElo "2472"] [BlackElo "2598"] [Annotator "ChessBase"] [PlyCount "60"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:900+30"] 1. e4 {[%emt 0:00:05]} e5 {[%emt 0:00:13]} 2. Nf3 {[%emt 0:00:10]} Nc6 { [%emt 0:00:05]} 3. Bc4 {[%emt 0:00:19]} Bc5 {[%emt 0:00:20]} 4. c3 {[%emt 0:00: 12]} Nf6 {[%emt 0:00:36]} 5. d4 {[%emt 0:01:03]} exd4 {[%emt 0:00:19]} 6. e5 { [%emt 0:00:26]} d5 {[%emt 0:00:36]} 7. Bb5 {[%emt 0:08:06]} Ne4 {[%emt 0:00:38] } 8. cxd4 {[%emt 0:00:08]} Bb6 {[%emt 0:00:12]} 9. Nc3 {[%emt 0:08:00]} O-O { [%emt 0:02:19]} 10. Be3 {[%emt 0:00:14]} Bg4 {[%emt 0:01:42]} 11. h3 {[%emt 0: 06:16]} Bh5 {[%emt 0:01:02]} 12. Qc2 {[%emt 0:00:13]} Ba5 {[%emt 0:03:49]} 13. O-O {[%emt 0:00:14]} Nxc3 {[%emt 0:00:19]} 14. bxc3 {[%emt 0:00:07]} Bxf3 { [%emt 0:00:10]} 15. gxf3 {[%emt 0:00:05]} Qd7 {[%emt 0:00:10]} 16. Kh2 { [%emt 0:06:47]} Nxd4 {[%emt 0:02:18]} 17. cxd4 {[%emt 0:00:38]} Qxb5 {[%emt 0: 00:06]} 18. Rg1 {[%emt 0:00:08]} g6 {[%emt 0:00:12]} 19. Rab1 {[%emt 0:00:40]} Qc4 {[%emt 0:00:37]} 20. Qxc4 {[%emt 0:00:20]} dxc4 {[%emt 0:00:07]} 21. Rxb7 { [%emt 0:00:03]} Rfb8 {[%emt 0:01:12]} 22. Rgb1 {[%emt 0:01:33]} Rxb7 {[%emt 0: 00:40]} 23. Rxb7 {[%emt 0:00:06]} Bb6 {[%emt 0:00:04]} 24. d5 {[%emt 0:01:11]} Rd8 {[%emt 0:02:18]} 25. Bg5 {[%emt 0:00:15]} Ra8 {[%emt 0:00:52]} 26. Be3 { [%emt 0:00:07]} Rd8 {[%emt 0:00:12]} 27. Bg5 {[%emt 0:00:08]} Ra8 {[%emt 0:00: 09]} 28. Be3 {[%emt 0:00:06]} Rd8 {[%emt 0:00:07]} 29. Bg5 {[%emt 0:00:06]} Ra8 {[%emt 0:00:03]} 30. Be3 {[%emt 0:00:07]} Rd8 {[%emt 0:00:05]} 1/2-1/2 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.11"] [White "Ivic, Velimir"] [Black "Muradli, Mahammad"] [Result "1/2-1/2"] [ECO "B03"] [WhiteElo "2581"] [BlackElo "2449"] [Annotator "TA"] [PlyCount "89"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 27,89,30,31,30,51,22,60,18,45,27,29,11,24,8,52,0,13,0,40,20,54,52,56,65, 72,72,72,75,85,69,81,75,127,94,113,91,113,98,97,87,86,81,80,53,60,51,46,43,53, 0,100,103,85,-32,0,0,121,121,177,192,144,93,77,67]} 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 Bf5 6. Nc3 e6 7. Nf3 Be7 8. Be2 dxe5 9. fxe5 f6 10. exf6 Bxf6 11. Be3 Nc6 12. O-O O-O 13. Qd2 {13.b3 gains popularity.} Qe7 14. Rad1 Rad8 15. Kh1 {B03: Alekhine's Defence: Four Pawns Attack.} h6 16. h3 Kh8 17. Qe1 {[#] White is slightly better.} Bc2 $146 ({Predecessor:} 17... Rd7 18. g4 Bh7 19. Rd2 Qd8 20. c5 Nc8 21. Bc4 Bg8 22. Qd1 N8e7 23. Ne4 Nd5 24. Bxd5 Rxd5 { 0-1 (24) Zamora Bello,N-Mesa Imberno,A Cuba 1998}) 18. Rd2 Bh7 19. Qf2 Qe8 20. Qg3 Qe7 21. Qf2 Qe8 22. Qg3 Rd7 23. Bg1 Qe7 24. c5 Nd5 25. Bb5 Rdd8 26. Re1 Qf7 27. Ne4 Be7 28. Bh2 a6 29. Ba4 Qh5 (29... Rc8 $142) 30. Qg4 Qf7 31. Nc3 Bf5 32. Qg3 Rc8 33. a3 Bf6 34. Ne4 Bd8 35. Nh4 Qh5 36. Nxf5 exf5 {[#]} 37. Bd1 $1 { [%CAl Rd1h5]} Qf7 {[#]} 38. Rf1 $1 Qe8 (38... Re8 $11 {remains equal.} 39. Qf3 Qg8) 39. Nc3 $16 Bg5 {[#]} 40. Rd3 (40. Re2 $1 $16 {[%CAl Re2e8]} Ne3 41. Rf4 Bxf4 42. Qxf4 Nxd1 43. Rxe8 Rcxe8 44. Qxc7 Nxc3 45. bxc3 Re1+ 46. Bg1) 40... Ne3 (40... f4 $5 {[%CAl Rf4g3]} 41. Qf2 Ne3 $15) 41. Rf3 {[%CAl Rf3e3]} Nc4 ( 41... f4 $11 42. Qf2 Nf5) 42. Qf2 b5 {[#]} (42... Bc1 $16) 43. b3 $1 $18 ({Not } 43. Rxf5 Rxf5 44. Qxf5 Nxb2 $15) 43... Nxa3 44. h4 (44. Rxf5 $142 {aiming for Bg4.} Rxf5 45. Qxf5) 44... Bf6 $16 45. Nd5 {Weighted Error Value: White=0. 19/Black=0.25} 1/2-1/2 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.12"] [White "Boskovic, Drasko"] [Black "Postny, Evgeny"] [Result "0-1"] [ECO "C44"] [WhiteElo "2451"] [BlackElo "2583"] [Annotator "ChessBase"] [PlyCount "92"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:900+30"] 1. e4 {[%emt 0:01:56]} e5 {[%emt 0:00:19]} 2. Nf3 {[%emt 0:00:05]} Nc6 { [%emt 0:00:05]} 3. g3 {[%emt 0:00:23]} Nf6 {[%emt 0:02:20]} 4. d3 {[%emt 0:00: 12]} Bc5 {[%emt 0:00:25]} 5. Bg2 {[%emt 0:00:36]} d6 {[%emt 0:00:06]} 6. O-O { [%emt 0:00:22]} O-O {[%emt 0:00:20]} 7. c3 {[%emt 0:01:07]} a5 {[%emt 0:01:06]} 8. a4 {[%emt 0:06:01]} Ba7 {[%emt 0:11:00]} 9. Na3 {[%emt 0:02:00]} Be6 { [%emt 0:03:10]} 10. Nc2 {[%emt 0:02:46]} h6 {[%emt 0:06:42]} 11. Be3 {[%emt 0: 00:36]} Bxe3 {[%emt 0:02:30]} 12. Nxe3 {[%emt 0:00:04]} d5 {[%emt 0:06:05]} 13. exd5 {[%emt 0:00:38]} Nxd5 {[%emt 0:00:05]} 14. Re1 {[%emt 0:01:01]} Re8 { [%emt 0:04:24]} 15. d4 {[%emt 0:42:44]} exd4 {[%emt 0:05:32]} 16. Nxd4 { [%emt 0:00:23]} Nxe3 {[%emt 0:03:18]} 17. Rxe3 {[%emt 0:00:04]} Nxd4 {[%emt 0: 00:13]} 18. cxd4 {[%emt 0:01:29]} c6 {[%emt 0:03:43]} 19. d5 {[%emt 0:11:08]} cxd5 {[%emt 0:02:47]} 20. Rd3 {[%emt 0:00:04]} Ra6 {[%emt 0:06:21]} 21. Bxd5 { [%emt 0:00:10]} Rd6 {[%emt 0:00:08]} 22. Bc4 {[%emt 0:00:47]} Rxd3 {[%emt 0:00: 11]} 23. Qxd3 {[%emt 0:00:04]} Qxd3 {[%emt 0:00:58]} 24. Bxd3 {[%emt 0:00:04]} Rd8 {[%emt 0:01:02]} 25. Ra3 {[%emt 0:21:23]} Rd4 {[%emt 0:02:29]} 26. Bc2 { [%emt 0:00:10]} Rb4 {[%emt 0:09:30]} 27. Rd3 {[%emt 0:01:27]} Kf8 {[%emt 0:00: 16]} 28. b3 {[%emt 0:00:14]} Bf5 {[%emt 0:00:20]} 29. Rc3 {[%emt 0:00:14]} Bxc2 {[%emt 0:00:05]} 30. Rxc2 {[%emt 0:00:02]} Rxb3 {[%emt 0:00:04]} 31. Rc7 { [%emt 0:00:05]} g5 {[%emt 0:10:22]} 32. h3 {[%emt 0:07:38]} Rb4 {[%emt 0:07:39] } 33. Kg2 {[%emt 0:00:27]} Kg7 {[%emt 0:00:08]} 34. Kf3 {[%emt 0:00:27]} Kf6 { [%emt 0:00:19]} 35. Ke3 {[%emt 0:00:33]} Ke6 {[%emt 0:01:00]} 36. Kd3 {[%emt 0: 00:33]} f6 {[%emt 0:00:54]} 37. Ke3 {[%emt 0:00:29]} h5 {[%emt 0:00:58]} 38. Rc5 {[%emt 0:00:30]} Rxa4 {[%emt 0:08:01]} 39. Rb5 {[%emt 0:00:02]} h4 { [%emt 0:00:10]} 40. Rb6+ {[%emt 0:00:00]} Kd5 {[%emt 0:00:00]} 41. Kf3 { [%emt 0:13:59]} Rb4 {[%emt 0:06:51]} 42. Rxf6 {[%emt 0:00:10]} a4 {[%emt 0:01: 00]} 43. Rf5+ {[%emt 0:01:36]} Kc4 {[%emt 0:00:06]} 44. Rxg5 {[%emt 0:00:42]} a3 {[%emt 0:00:20]} 45. Ra5 {[%emt 0:00:25]} Kb3 {[%emt 0:00:08]} 46. g4 { [%emt 0:00:34]} a2 {[%emt 0:00:40]} 0-1 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.13"] [White "Fier, Alexandr"] [Black "Ahmadzada, Ahmad"] [Result "1/2-1/2"] [ECO "C43"] [WhiteElo "2569"] [BlackElo "2431"] [Annotator "TA"] [PlyCount "31"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,31,43,49,37,30,29,20,15,0,0,-21,-19,-18,-29,-25,-17,-20]} 1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ne4 5. Qxd4 d5 6. exd6 Nxd6 7. Nc3 Nc6 8. Qf4 g6 9. Be3 Bg7 {C43: Petroff Defence: 3 d4.} 10. O-O-O O-O 11. Nb5 Bf5 {[#]} 12. g4 $146 ({Predecessor:} 12. c3 a6 13. Nxd6 cxd6 14. Bd3 Be5 15. Qg5 Bxd3 16. Rxd3 Qxg5 17. Bxg5 Rac8 18. Rhd1 {1-0 (63) Meulemans,B (2149)-Korchut,A (2015) LSS email 2010}) 12... Qf6 13. Nc3 Be6 14. Qxf6 Bxf6 15. Nd5 Bg7 16. h3 {Black did not feel at home in the position after the opening. Weighted Error Value: White=0.06/Black=0.00} 1/2-1/2 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.14"] [White "Schreiner, Peter"] [Black "Erigaisi Arjun"] [Result "0-1"] [ECO "E04"] [WhiteElo "2446"] [BlackElo "2567"] [Annotator "Shahid"] [PlyCount "118"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 c6 6. Ne5 Bb4+ 7. Bd2 {E04: Open Catalan: 5 Nf3.} Be7 8. e3 b5 {is now debated instead of 8...0-0.} 9. b3 { White is slightly better.} cxb3 10. axb3 Bb7 11. Ba5 Qc8 12. O-O {[#]} Nbd7 $5 $146 {[%mdl 8] New and interesting.} ({Predecessor:} 12... c5 13. Bxb7 Qxb7 14. dxc5 Nc6 15. Nxc6 Qxc6 16. b4 h5 17. Nd2 h4 18. Qf3 Nd5 {1-0 (43) Gelfand, B (2655)-Bartel,M (2600) Skopje 2019 CBM 189 [Krasenkow,M]}) 13. Nxd7 Qxd7 14. b4 Nd5 15. Qb3 h5 16. Nd2 h4 17. Ne4 Nb6 18. Nd2 f6 19. Rfc1 Kf7 20. Qc2 Nd5 21. Rab1 hxg3 22. hxg3 Rh6 23. Nf1 Nb6 24. e4 (24. Nd2 $1 $11) 24... Nc4 {aiming for ...Na3.} (24... Qxd4 25. Rd1 Qe5) 25. Qc3 Nxa5 26. bxa5 {a6! would now be nice for White.} a6 27. Ne3 (27. Nd2 $15) 27... Rah8 $36 {[%mdl 2048] Keeping White busy.} 28. Rd1 g6 29. Qb3 Kg7 (29... Qc7 $17 30. Rbc1 Qxa5) 30. Nc4 { [%CAl Be3c4,Bc4b6,Bb6d7,Bd7f6][%mdl 32]} Qc8 ({Black should try} 30... Bd8 $17 31. f4 Rh2) 31. Nb6 $11 Qg8 32. d5 $2 (32. Nd7) (32. e5) 32... exd5 $17 33. exd5 c5 (33... cxd5 34. Nxd5 Qh7 35. Kf1 Rh1+ 36. Ke2 (36. Bxh1 Qxh1+ 37. Ke2 Qe4+ 38. Ne3 Qf3+ 39. Kd2 Qxf2+ 40. Kc3 Be4 $19) 36... Qh5+ 37. Bf3 Qe5+ 38. Qe3 (38. Ne3 Bxf3+ 39. Kxf3 Qh5+ 40. g4 (40. Ke4 f5+ 41. Kd3 Rd8+) 40... Rh3+) 38... Qxe3+ 39. Nxe3 Bxf3+ 40. Kxf3 Rxd1 41. Rxd1 Rd8 $19) 34. Re1 (34. Qe3) 34... Bd6 35. Qc3 Rh5 $2 ({Better is} 35... Qf7 $19 36. Bf3 (36. Qe3 Rh5) 36... c4) 36. Nd7 $1 $11 {[%csl Bc5,Bf6][%CAl Rd7f6]} Qf7 {[#]} 37. Nxf6 {[%mdl 64] Decoy} Qxf6 38. Qxf6+ Kxf6 39. Re6+ {[%mdl 64] Double Attack} Kg7 40. Rxd6 Rf8 41. Rd1 c4 {[#]} 42. Rb6 $1 {[%CAl Rb6b7]} Bc8 43. d6 {d7 is the strong threat. } Rf7 44. Rc6 (44. Be4 $16 {Strongly threatening Bxg6!} Rh8 45. d7 Rxd7 46. Rxd7+ (46. Rxg6+ Kf7 $14) 46... Bxd7 47. Rxg6+ Kf7 48. Rxa6) 44... Rh8 45. d7 ( 45. Bd5 $14 Bb7 46. Rb6 Bxd5 47. Rxd5) 45... Bxd7 46. Rxa6 Rc8 47. Rb6 c3 48. a6 c2 49. Rc1 {Black must now prevent a7.} Bf5 $1 50. Rxb5 Rd8 {Threatens to win with ...Rd1+.} 51. Bf3 (51. Re5 {looks sharper.} Rd1+ 52. Re1 Rxe1+ 53. Rxe1 Rd7 54. Kh2) 51... Rd3 52. g4 {Hoping for Be2.} Be6 53. Be2 {[%CAl Re2d3]} Rd2 54. Re5 Bb3 {Threatening ...Rd1+.} 55. Kf1 $4 {[%mdl 8192]} (55. Ra5 $11) 55... Rd1+ $1 $19 56. Bxd1 cxd1=Q+ 57. Rxd1 Bxd1 {Black is clearly better.} 58. Ra5 Ra7 59. g5 Bb3 {Weighted Error Value: White=0.26/Black=0.20} 0-1 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.15"] [White "Perunovic, Milos"] [Black "Pranav Vijay"] [Result "0-1"] [ECO "C77"] [WhiteElo "2567"] [BlackElo "2265"] [Annotator "Shahid"] [PlyCount "90"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:900+30"] {[%evp 0,90,29,7,7,25,10,8,28,-4,-6,-7,12,15,13,-39,9,28,31,40,40,40,36,46,17, 42,55,63,49,49,43,42,38,57,59,44,33,25,30,0,0,-23,15,-11,0,-35,-36,-35,-38,-29, -29,-22,-41,-62,-83,-52,-64,-23,-34,-15,-41,-80,-153,-146,-145,-143,-143,-195, -197,-290,-182,-182,-182,-180,-191,-190,-190,-190,-184,-190,-185,-190,-190, -190,-188,-238,-221,-217,-195,-189,-197,-192,-194]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Nc3 b5 6. Bb3 Bc5 7. Nd5 d6 8. c3 h6 9. d4 Ba7 10. Nxf6+ Qxf6 11. Bd5 Bd7 12. a4 O-O 13. Be3 Bb6 14. O-O Rad8 15. axb5 axb5 16. dxe5 dxe5 17. Bxb6 cxb6 18. Qe2 Ne7 19. Qe3 Bg4 20. Ra6 Rd6 21. Bb3 Rfd8 22. Ne1 Ng6 23. f3 $2 (23. Ra7 Be6) 23... Be6 24. Bxe6 Qxe6 25. g3 h5 26. Ng2 h4 27. Qg5 Rd2 28. gxh4 Qh3 29. Qg3 Qc8 30. Raa1 Rxb2 31. h5 Nf4 $1 32. Nxf4 exf4 33. Qxf4 Rdd2 34. Rfd1 Rg2+ 35. Kh1 Qh3 36. Ra8+ Kh7 37. Qf5+ Qxf5 38. exf5 Rxh2+ 39. Kg1 Rbg2+ 40. Kf1 Rc2 41. Kg1 Rxh5 42. f6 Rg5+ 43. Kf1 Rf5 (43... Rxc3) 44. Rd3 Rxf6 45. Ra7 Rf4 0-1 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.16"] [White "Stukan, Martin"] [Black "Kadric, Denis"] [Result "1/2-1/2"] [ECO "A54"] [WhiteElo "2376"] [BlackElo "2586"] [Annotator "ChessBase"] [PlyCount "53"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:900+30"] 1. d4 {[%emt 0:00:29]} Nf6 {[%emt 0:00:09]} 2. c4 {[%emt 0:00:03]} d6 {[%emt 0: 00:09]} 3. Nc3 {[%emt 0:00:05]} e5 {[%emt 0:00:06]} 4. Nf3 {[%emt 0:00:08]} Nc6 {[%emt 0:00:11]} 5. d5 {[%emt 0:01:59]} Ne7 {[%emt 0:00:06]} 6. e4 {[%emt 0:00: 17]} Ng6 {[%emt 0:00:04]} 7. g3 {[%emt 0:16:50]} Be7 {[%emt 0:00:08]} 8. h4 { [%emt 0:03:19]} Nf8 {[%emt 0:00:06]} 9. Qc2 {[%emt 0:30:51]} N8d7 {[%emt 0:00: 20]} 10. Bh3 {[%emt 0:00:49]} c6 {[%emt 0:06:04]} 11. O-O {[%emt 0:05:27]} O-O {[%emt 0:00:15]} 12. Rd1 {[%emt 0:03:55]} cxd5 {[%emt 0:07:53]} 13. cxd5 { [%emt 0:00:13]} Nc5 {[%emt 0:01:06]} 14. Bxc8 {[%emt 0:01:08]} Rxc8 {[%emt 0: 10:30]} 15. Qe2 {[%emt 0:02:15]} Qd7 {[%emt 0:05:10]} 16. Bg5 {[%emt 0:05:05]} h6 {[%emt 0:00:03]} 17. Bxf6 {[%emt 0:00:03]} Bxf6 {[%emt 0:00:03]} 18. Rac1 { [%emt 0:04:33]} Be7 {[%emt 0:07:04]} 19. Nd2 {[%emt 0:01:17]} a5 {[%emt 0:25: 28]} 20. Rc2 {[%emt 0:01:32]} g6 {[%emt 0:03:07]} 21. Rdc1 {[%emt 0:08:14]} b6 {[%emt 0:07:11]} 22. Nb3 {[%emt 0:04:43]} a4 {[%emt 0:04:53]} 23. Nxc5 { [%emt 0:01:46]} bxc5 {[%emt 0:00:06]} 24. Qb5 {[%emt 0:01:44]} Qg4 {[%emt 0:02: 50]} 25. Qe2 {[%emt 0:01:18]} Qd7 {[%emt 0:09:32]} 26. Qb5 {[%emt 0:00:03]} Qg4 {[%emt 0:02:12]} 27. Qe2 {[%emt 0:00:03]} 1/2-1/2 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.17"] [White "Zarubitski, Viachaslau"] [Black "Sanal, Vahap"] [Result "0-1"] [ECO "C88"] [WhiteElo "2426"] [BlackElo "2546"] [Annotator "ChessBase"] [PlyCount "90"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:900+30"] 1. e4 {[%emt 0:00:02]} e5 {[%emt 0:01:22]} 2. Nf3 {[%emt 0:00:11]} Nc6 { [%emt 0:00:12]} 3. Bb5 {[%emt 0:00:06]} a6 {[%emt 0:00:09]} 4. Ba4 {[%emt 0:00: 04]} Nf6 {[%emt 0:00:07]} 5. O-O {[%emt 0:00:05]} Be7 {[%emt 0:00:08]} 6. Re1 { [%emt 0:00:32]} b5 {[%emt 0:00:07]} 7. Bb3 {[%emt 0:00:03]} O-O {[%emt 0:00:16] } 8. c3 {[%emt 0:00:08]} Na5 {[%emt 0:00:24]} 9. Nxe5 {[%emt 0:05:08]} Nxb3 { [%emt 0:00:37]} 10. axb3 {[%emt 0:03:38]} Bb7 {[%emt 0:00:17]} 11. d3 {[%emt 0: 03:35]} d5 {[%emt 0:00:12]} 12. exd5 {[%emt 0:05:29]} Qxd5 {[%emt 0:08:06]} 13. Qf3 {[%emt 0:00:40]} c5 {[%emt 0:00:27]} 14. c4 {[%emt 0:08:32]} Qxf3 {[%emt 0: 02:43]} 15. Nxf3 {[%emt 0:00:04]} Rfe8 {[%emt 0:06:14]} 16. Nc3 {[%emt 0:01:46] } Bf8 {[%emt 0:23:01]} 17. Bf4 {[%emt 0:16:55]} Red8 {[%emt 0:03:26]} 18. Rad1 {[%emt 0:00:36]} Bc6 {[%emt 0:02:53]} 19. Ne5 {[%emt 0:04:49]} Be8 {[%emt 0:05: 26]} 20. h3 {[%emt 0:04:02]} h6 {[%emt 0:00:27]} 21. Rd2 {[%emt 0:02:33]} Ra7 { [%emt 0:08:24]} 22. Ra1 {[%emt 0:01:27]} Raa8 {[%emt 0:01:53]} 23. Rad1 { [%emt 0:01:16]} Rac8 {[%emt 0:03:13]} 24. Bh2 {[%emt 0:09:02]} Nh7 {[%emt 0:07: 44]} 25. Ra1 {[%emt 0:04:16]} f6 {[%emt 0:08:46]} 26. Ng4 {[%emt 0:03:23]} Bf7 {[%emt 0:00:53]} 27. Ne3 {[%emt 0:01:29]} Rc6 {[%emt 0:00:30]} 28. Ne4 { [%emt 0:07:09]} Ng5 {[%emt 0:00:55]} 29. Nxg5 {[%emt 0:00:45]} hxg5 {[%emt 0: 00:08]} 30. Ra5 {[%emt 0:03:35]} Re6 {[%emt 0:02:13]} 31. g4 {[%emt 0:01:45]} Be8 {[%emt 0:00:56]} 32. Kf1 {[%emt 0:01:14]} Bc6 {[%emt 0:01:28]} 33. Ke1 { [%emt 0:02:04]} Bf3 {[%emt 0:00:37]} 34. Kf1 {[%emt 0:03:15]} g6 {[%emt 0:00: 41]} 35. Ra1 {[%emt 0:02:01]} Rd7 {[%emt 0:03:18]} 36. Kg1 {[%emt 0:03:32]} Rh7 {[%emt 0:00:35]} 37. d4 {[%emt 0:00:38]} Rxh3 {[%emt 0:02:47]} 38. cxb5 { [%emt 0:02:38]} Bd6 {[%emt 0:01:49]} 39. Nf1 {[%emt 0:00:01]} Re4 {[%emt 0:03: 37]} 40. Rd3 {[%emt 0:00:00]} Bxh2+ {[%emt 0:00:00]} 41. Nxh2 {[%emt 0:00:50]} Rxg4+ {[%emt 0:00:33]} 42. Kf1 {[%emt 0:00:15]} Rxh2 {[%emt 0:00:41]} 43. Rxf3 {[%emt 0:00:02]} Rh1+ {[%emt 0:00:26]} 44. Ke2 {[%emt 0:00:02]} Rxa1 {[%emt 0: 00:04]} 45. b6 {[%emt 0:00:31]} Rxd4 {[%emt 0:00:08]} 0-1 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.18"] [White "Sadhwani, Raunak"] [Black "Baglan, Esat"] [Result "1-0"] [ECO "C40"] [WhiteElo "2555"] [BlackElo "2359"] [Annotator "Shahid"] [PlyCount "87"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 3,3,31]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3 7. bxc3 Ne4 8. Qg4 Kf8 9. Bd3 Nxd2 10. Kxd2 c5 11. Nf3 c4 12. Be2 Nc6 13. h4 b5 14. a3 a5 15. Qf4 Rb8 16. g4 g6 17. Qf6 Rh7 18. Ke3 Ke8 19. Qxd8+ Kxd8 20. Ne1 Bd7 21. h5 g5 22. Rf1 Ke7 23. f4 gxf4+ 24. Rxf4 Rf8 25. Ng2 Be8 26. Raf1 Nb8 27. Nh4 Nd7 28. Rb1 f6 $4 (28... Nb6) 29. Rxb5 fxe5 30. Rxf8 Kxf8 31. Rxa5 Rg7 32. Ra6 Ke7 33. a4 Bf7 34. Ra8 Nf6 35. Ra7+ Kf8 36. dxe5 Nxg4+ 37. Kf4 Nf2 38. a5 Rg5 39. Nf3 Rf5+ 40. Ke3 Ne4 41. a6 Nxc3 42. Rb7 d4+ 43. Kd2 Nxe2 44. a7 1-0 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.19"] [White "Bjerre, Jonas Buhl"] [Black "Ohanyan, Emin"] [Result "1-0"] [ECO "C07"] [WhiteElo "2542"] [BlackElo "2324"] [Annotator "ChessBase"] [PlyCount "47"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:900+30"] 1. e4 {[%emt 0:00:03]} e6 {[%emt 0:00:51]} 2. d4 {[%emt 0:01:03]} d5 {[%emt 0: 00:04]} 3. Nd2 {[%emt 0:01:26]} c5 {[%emt 0:00:33]} 4. exd5 {[%emt 0:01:04]} Qxd5 {[%emt 0:00:08]} 5. dxc5 {[%emt 0:01:29]} Bxc5 {[%emt 0:01:01]} 6. Ngf3 { [%emt 0:01:28]} Nf6 {[%emt 0:02:48]} 7. Bc4 {[%emt 0:02:24]} Qc6 {[%emt 0:07: 31]} 8. Qe2 {[%emt 0:02:46]} O-O {[%emt 0:00:41]} 9. Nb3 {[%emt 0:02:19]} Be7 { [%emt 0:13:41]} 10. O-O {[%emt 0:05:35]} a6 {[%emt 0:15:34]} 11. a4 {[%emt 0: 03:50]} b6 {[%emt 0:04:52]} 12. Re1 {[%emt 0:06:42]} Bb7 {[%emt 0:15:40]} 13. Nbd4 {[%emt 0:07:02]} Qc7 {[%emt 0:09:30]} 14. Ne5 {[%emt 0:24:26]} Bd5 { [%emt 0:11:06]} 15. Bxd5 {[%emt 0:02:29]} Nxd5 {[%emt 0:02:12]} 16. c4 { [%emt 0:03:05]} Nf6 {[%emt 0:04:57]} 17. Bf4 {[%emt 0:01:45]} Qc8 {[%emt 0:04: 13]} 18. Qf3 {[%emt 0:03:50]} Nbd7 {[%emt 0:01:57]} 19. Nec6 {[%emt 0:01:57]} Qe8 {[%emt 0:02:08]} 20. Nf5 {[%emt 0:03:27]} exf5 {[%emt 0:00:30]} 21. Nxe7+ { [%emt 0:00:54]} Kh8 {[%emt 0:00:04]} 22. Bd6 {[%emt 0:01:31]} Ne4 {[%emt 0:00: 57]} 23. Nxf5 {[%emt 0:00:18]} Ng5 {[%emt 0:00:18]} 24. Qc3 {[%emt 0:00:53]} 1-0 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.20"] [White "Abergel, Thal"] [Black "Aleksandrov, Aleksej"] [Result "0-1"] [ECO "A45"] [WhiteElo "2420"] [BlackElo "2529"] [Annotator "TA"] [PlyCount "103"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,103,42,25,21,23,25,18,27,0,0,-4,20,-2,-10,-4,0,-35,-31,-18,-40,-37, -26,-33,-14,-8,-18,-10,-15,-18,16,15,17,16,27,15,10,-4,-2,-25,-23,-26,-25,-41, -41,-41,-39,-30,-27,-42,-22,-29,0,-29,0,-80,-77,-66,0,-148,-2,-71,-86,-69,-50, -129,-20,-29,-11,-57,-50,-57,-53,-77,-73,-60,-81,-114,-116,-126,-124,-183,-119, -103,-18,-11,-11,-16,0,-458,-448,-429]} 1. d4 Nf6 2. Nc3 c5 3. d5 d6 4. g3 g6 5. Bg2 Bg7 6. Nf3 O-O 7. O-O Na6 8. Nd2 Nc7 {A43: Schmid Benoni.} 9. a4 b6 10. Re1 Ba6 {The position is equal.} 11. h3 Qd7 12. e4 Rad8 13. Nf3 e6 14. dxe6 Nxe6 {[#]} 15. a5 $146 {[#] And now e5 would win.} ({Predecessor:} 15. Nb5 Bb7 16. Qd3 c4 17. Qxc4 Nxe4 18. Nxa7 Ra8 19. Nb5 d5 20. Qe2 Bc6 21. Bf1 {1-0 (51) Narciso Dublan,M (2544)-Milanovic,D (2421) Belgrade 2001}) 15... b5 $1 16. Nd5 Nxd5 17. exd5 Nc7 18. c3 Bb7 19. Nh2 Rde8 20. Rxe8 Rxe8 21. Nf1 f5 22. Bf4 Be5 23. Bxe5 Rxe5 24. Ne3 Qf7 25. c4 b4 26. b3 Bc8 27. Qf3 Ne8 28. Re1 Qc7 29. Qd1 Nf6 30. Qa1 {Threatens to win with f4.} Qg7 31. Nf1 Nd7 32. Ne3 Nf6 33. Nf1 Nd7 34. f4 (34. Ne3 $11) 34... Rxe1 $17 35. Qxe1 Kf8 (35... Nf6 $15) 36. Nd2 (36. Qe6 $11 {keeps the balance.} Qd4+ 37. Kh2) 36... Qe7 (36... Qd4+ $17 37. Qf2 Qa1+ 38. Nf1 Nf6) 37. Qa1 (37. Qxe7+ $11 Kxe7 38. Bf1) 37... Nf6 ({Much weaker is} 37... Qe3+ 38. Kh2 $11) 38. Kh2 Kf7 39. Nf3 {[#]} (39. Nf1 $15) 39... a6 ( 39... Qe3 $1 $17 40. a6 Bd7) 40. Ng5+ Kg7 (40... Ke8 {looks sharper.} 41. Bf1 h6 42. Nf3 Qg7 43. Kh1 Bd7) 41. Qb2 (41. Nf3 {feels hotter.} h6 42. Bf1 Qe8 43. Bd3 Kf7 44. Kg2) 41... h6 42. Ne6+ Bxe6 43. dxe6 Qxe6 44. Bb7 Qe7 $1 {[%CAl Re7b7]} 45. Bxa6 {White wants to play Bb5.} Qa7 46. Bc8 Qxa5 47. g4 (47. Bb7 $17) 47... fxg4 ({Black should play} 47... Qc7 $19 {...d5 is the strong threat. } 48. Be6 fxg4 49. hxg4 d5 50. cxd5 Qxf4+ 51. Kg2 h5 52. gxh5 gxh5) 48. hxg4 { Hoping for g5.} g5 (48... Qa3 $17 49. Qe2 Ng8) 49. fxg5 $11 hxg5 {White should prevent ...Qa8.} 50. Qd2 Ne4 51. Qe3 {[%mdl 8192]} (51. Qe1 $1 $11 {and White has nothing to worry.} Qc7 52. Bf5) 51... Qa2+ $19 52. Kg1 {Weighted Error Value: White=0.29/Black=0.21} 0-1 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.21"] [White "Lazov, Toni"] [Black "Zanan, Evgeny"] [Result "1-0"] [ECO "C45"] [WhiteElo "2412"] [BlackElo "2531"] [Annotator "ChessBase"] [PlyCount "61"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:900+30"] 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. g3 h5 8. h3 d5 9. Bg2 dxe4 10. O-O Nxd4 11. cxd4 Bb6 12. Nc3 Nf5 13. Nxe4 Qg6 14. Nc5 O-O 15. Re1 Nxe3 16. Rxe3 c6 17. Qb3 h4 18. Rae1 Ba5 19. R1e2 Bc7 20. gxh4 b6 21. Nd3 Qd6 22. Ne5 Be6 23. Qc3 Rac8 24. b3 Rfd8 25. Nxc6 Qh2+ 26. Kf1 Bf4 27. Rxe6 fxe6 28. Ne7+ Kh8 29. Nxc8 e5 30. Ne7 exd4 31. Ng6+ 1-0 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.22"] [White "Iskandarov, Misratdin"] [Black "Stoinev, Metodi"] [Result "1-0"] [ECO "C60"] [WhiteElo "2535"] [BlackElo "2236"] [Annotator "TA"] [PlyCount "67"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,67,0,28,30,32,29,37,28,29,25,28,41,45,8,10,12,10,0,16,9,18,24,25,31, 37,0,0,0,35,43,54,23,87,84,89,73,762,747,731,727,922,936,936,935,932,931,917, 917,885,885,884,851,803,777,7343,7231,5293,3104,3131,857]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. d4 exd4 5. c3 a6 (5... dxc3 {feels hotter.} 6. Nxc3 Bg7 7. Bg5 f6 8. Bf4 Nge7) 6. Bxc6 {C60: Ruy Lopez: Unusual Black 3rd moves and 3...g6.} dxc6 7. cxd4 Bg7 {7...Bg7 scores better than 7...Bg4.} 8. h3 {White is slightly better.} h6 9. Nc3 Ne7 10. Bf4 g5 11. Be5 Bxe5 12. Nxe5 Be6 13. h4 Ng6 14. Nxg6 fxg6 15. d5 cxd5 16. exd5 Bf5 17. g4 (17. O-O $5 {[%CAl Rg2g4]}) 17... Bd7 { And now ...0-0 would win.} 18. Qe2+ {[#]} Kf7 $146 ({Predecessor:} 18... Qe7 19. hxg5 Bxg4 20. Qxe7+ Kxe7 21. gxh6 Raf8 22. Rh4 Bh5 23. Rc1 Rxh6 24. Ne4 Kd8 {0-1 (56) Videki,S (2400)-Predojevic,B (2626) Austria 2019}) 19. O-O-O Qf6 20. Kb1 Rae8 (20... Qf4 $11 {keeps the balance.} 21. f3 Rae8) 21. Qc4 $16 Re7 22. hxg5 {[%mdl 64] Overworked Piece} Qxg5 {[%mdl 8192] [#] This move loses the game for Black.} (22... hxg5 $16 23. f3 Rxh1 24. Rxh1 Kg7) 23. d6+ $1 $18 { [%mdl 64] Discovered Attack. White is clearly winning.} Be6 24. Qd4 Rd8 25. Ne4 ({And not} 25. dxe7 Rxd4 26. Rxd4 Qxe7 $11) 25... Qf4 {[#]} 26. Rxh6 $1 { [%mdl 512] Rh7+ would kill now.} Qxe4+ 27. Qxe4 Bxa2+ 28. Kxa2 Rxe4 29. dxc7 { KRR-KRR} Rc8 30. Rh7+ Kf6 31. f4 Re6 32. Rd8 Re8 33. Rd6+ Re6 34. g5+ { Weighted Error Value: White=0.09/Black=0.18} 1-0 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.23"] [White "Agmanov, Zhandos"] [Black "Budisavljevic, Luka"] [Result "1-0"] [ECO "B41"] [WhiteElo "2404"] [BlackElo "2513"] [Annotator "TA"] [PlyCount "136"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,136,54,52,48,54,54,52,54,38,58,64,56,37,39,36,37,37,46,31,48,9,47,0, 6,-14,-23,-43,-20,-52,-48,-71,-64,-67,-73,-61,-68,-87,-60,-63,-31,-44,0,0,24, 23,32,30,38,26,24,57,66,61,94,68,79,76,243,242,249,247,208,239,466,463,445,441, 462,455,510,301,279,183,183,183,194,194,194,194,191,182,183,183,193,182,181, 181,194,194,194,194,191,186,195,183,181,179,183,165,195,194,208,195,204,204, 204,200,204,191,202,190,210,210,213,213,221,221,224,224,224,221,216,216,216]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. a3 b6 8. Be3 Bb7 {B41: Sicilian: Kan Variation: 5 c4.} 9. f3 Be7 10. Be2 O-O {White is slightly better. The main line 10...0-0 scores better than 10...d6.} 11. O-O d6 12. Rc1 Nbd7 13. Qd2 Rac8 14. b4 Qb8 15. Rc2 Rfe8 16. Rb1 Bd8 17. Kh1 h5 {[#]} 18. Bf1 $146 ({Predecessor:} 18. Na4 Ne5 19. c5 b5 20. Nb2 h4 21. cxd6 Qxd6 22. Rxc8 Bxc8 23. Nb3 Qb8 24. Qd4 {1/2-1/2 (37) Sadzikowski,D (2510)-Kveinys,A (2510) Heusenstamm 2015}) 18... h4 19. Qf2 Ne5 20. Na4 h3 21. Qg3 b5 $1 { [%CAl Rb5a4]} 22. cxb5 Rxc2 23. Nxc2 hxg2+ 24. Bxg2 (24. Qxg2 $2 Nxf3 $1 { [%mdl 512]} 25. Bh6 (25. Qxf3 $2 Bxe4 26. Qxe4 Nxe4 $19) (25. bxa6 $2 Nh4 $19) 25... g6 $1 $19) 24... axb5 25. Nc3 Qc8 26. Bd4 Nh5 27. Qf2 Bc6 28. Bf1 Nc4 29. a4 e5 30. Ba7 Nf4 31. Nxb5 Bxb5 32. axb5 Nb6 33. Ra1 {Strongly threatening Ra6. } Re6 34. Ra6 (34. Bxb6 $6 Bxb6 35. Qxb6 Qxc2 $11) 34... d5 {[#]} 35. exd5 $1 { [%mdl 64] Overworked Piece} ({But not} 35. Rxb6 Bxb6 36. Bxb6 Rxb6 $11) 35... Nfxd5 {A mistake that costs the game.} (35... Nbxd5 $16 {is a better defense.} 36. Bc5 Bb6) 36. Bh3 $18 {[%mdl 64] Skewer} Qc4 37. Bxe6 fxe6 38. Ra1 ({ Inferior is} 38. Rxb6 Nxb6 39. Bxb6 Bxb6 $11) ({Not} 38. Bxb6 Bxb6 39. Rxb6 Nxb6 $11) 38... e4 $2 (38... Qxb5 {was worth a try.} 39. Qf1 Qc6) 39. fxe4 Qxe4+ 40. Qg2 Qd3 41. Re1 Nf6 42. Ne3 Qxb5 43. Qe2 Qxb4 {White is clearly better.} 44. Ng2 Qe7 45. Qxe6+ Qxe6 46. Rxe6 Nbd5 47. Bd4 Kf7 48. Ra6 Be7 49. Nh4 Nb4 50. Ra4 Nc6 51. Bb2 Nd5 52. Nf3 Bf6 53. Bc1 Nce7 54. Ra7 Kg6 55. Bd2 Kf5 56. Ra4 Nc6 57. Kg2 Nce7 58. Nh4+ Ke6 59. Re4+ Kf7 60. Nf3 Kg6 61. Rc4 Kf5 62. Kg3 Ng6 63. Rc5 Nge7 64. Ra5 Kg6 65. Kg4 Nb6 66. Ne5+ Kh7 67. Rb5 Nbd5 68. Nd7 Kg6 {Weighted Error Value: White=0.12/Black=0.16} 1-0 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.24"] [White "Karacsonyi, Gellert"] [Black "Sturt, Raven"] [Result "1-0"] [ECO "B11"] [WhiteElo "2327"] [BlackElo "2494"] [Annotator "ChessBase"] [PlyCount "67"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:900+30"] 1. e4 {[%emt 0:00:03]} c6 {[%emt 0:00:03]} 2. Nc3 {[%emt 0:00:12]} d5 {[%emt 0: 00:05]} 3. Nf3 {[%emt 0:00:05]} Bg4 {[%emt 0:00:04]} 4. h3 {[%emt 0:00:18]} Bxf3 {[%emt 0:00:03]} 5. Qxf3 {[%emt 0:00:09]} e6 {[%emt 0:00:03]} 6. Be2 { [%emt 0:00:22]} Bc5 {[%emt 0:00:12]} 7. Qg3 {[%emt 0:00:09]} Bd4 {[%emt 0:00: 31]} 8. O-O {[%emt 0:00:27]} Nd7 {[%emt 0:01:34]} 9. exd5 {[%emt 0:00:09]} exd5 {[%emt 0:00:12]} 10. Bd1 {[%emt 0:00:24]} Ne7 {[%emt 0:01:08]} 11. Ne2 { [%emt 0:00:45]} Be5 {[%emt 0:00:41]} 12. Qf3 {[%emt 0:01:11]} d4 {[%emt 0:01: 16]} 13. d3 {[%emt 0:12:08]} O-O {[%emt 0:01:23]} 14. Bf4 {[%emt 0:00:47]} Bf6 {[%emt 0:08:09]} 15. Ng3 {[%emt 0:21:53]} Nd5 16. Ne4 Be5 {[%emt 0:04:38]} 17. Bxe5 {[%emt 0:09:44]} Nxe5 {[%emt 0:00:06]} 18. Qg3 {[%emt 0:00:11]} Qc7 { [%emt 0:08:03]} 19. c3 {[%emt 0:12:18]} dxc3 {[%emt 0:35:31]} 20. bxc3 { [%emt 0:03:02]} f5 21. Bb3 {[%emt 0:07:53]} Kh8 {[%emt 0:09:43]} 22. Ng5 { [%emt 0:04:44]} Nxc3 23. Rfe1 {[%emt 0:05:20]} f4 {[%emt 0:07:59]} 24. Qh4 { [%emt 0:00:13]} h6 {[%emt 0:00:49]} 25. Ne6 {[%emt 0:06:44]} Qd6 {[%emt 0:03: 54]} 26. Nxf8 {[%emt 0:00:19]} Rxf8 27. Qh5 {[%emt 0:01:24]} Nd7 {[%emt 0:00: 18]} 28. Re6 {[%emt 0:07:41]} Qxd3 {[%emt 0:00:06]} 29. Rae1 {[%emt 0:00:10]} f3 {[%emt 0:08:21]} 30. gxf3 {[%emt 0:00:23]} Nf6 {[%emt 0:02:04]} 31. Rxf6 { [%emt 0:02:08]} Ne2+ {[%emt 0:01:21]} 32. Rxe2 {[%emt 0:00:17]} Qb1+ {[%emt 0: 00:05]} 33. Kh2 {[%emt 0:00:23]} Rxf6 {[%emt 0:00:05]} 34. Qe8+ {[%emt 0:00:21] } 1-0 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.25"] [White "Savanovic, Aleksandar"] [Black "Hovhannisyan, Robert"] [Result "0-1"] [ECO "C67"] [WhiteElo "2405"] [BlackElo "2632"] [Annotator "RC"] [PlyCount "116"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:900+30"] {[%evp 0,37,23,11,11,36,19,16,16,20,45,29,41,45,63,57,58,58,60,56,87,88,89,46, 25,31,39,26,20,5,0,-35,-47,-51,-48,-47,-24,-62,-65,-64]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8 9. Nc3 Bd7 10. h3 h6 11. g4 Ne7 12. Kg2 a5 13. Rd1 Kc8 14. Be3 Ng6 15. Ne2 c5 16. Nf4 Nxf4+ 17. Bxf4 a4 18. Ng1 g5 19. Bd2 Bg7 20. Bc3 Bc6+ 21. f3 a3 22. b3 b5 23. Rac1 Re8 24. Re1 Kb7 25. Kg3 h5 26. gxh5 Rh8 27. Re3 b4 28. Ba1 Rxh5 29. e6 f6 30. Rd1 Rh7 31. Kg4 Rh4+ 32. Kg3 c4 33. bxc4 Rxc4 34. Re2 Re8 35. Rd4 Rxd4 36. Bxd4 Bd5 37. e7 Bxa2 38. f4 gxf4+ 39. Kxf4 Bf7 40. Kf5 Rh8 41. Rg2 Rh5+ 42. Kf4 Rh4+ 43. Rg4 f5 44. Rxh4 Bxd4 45. Kxf5 a2 46. Rxd4 a1=Q 47. Nf3 Qf1 48. Rxb4+ Kc8 49. Kf4 Kd7 50. Re4 Ke8 51. Re3 Qf2 52. c3 Bh5 53. Ke4 Kxe7 54. Ne5 Kd6 55. Nc4+ Kc5 56. Ne5 Qf1 57. Nd3+ Kd6 58. Ne5 Bd1 0-1 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.26"] [White "Markus, Robert"] [Black "Fus, Jakub"] [Result "1-0"] [ECO "D51"] [WhiteElo "2600"] [BlackElo "2403"] [Annotator "TA"] [PlyCount "89"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 22,89,33,0,19,-4,0,0,0,-6,0,-11,-11,-12,0,0,0,0,30,39,56,55,109,54,60, 54,173,171,167,172,268,271,260,239,308,222,358,358,477,35,2175,0,450,166,289, 324,302,278,295,270,281,272,260,225,230,218,207,205,268,268,235,255,232,83,90, 103,86,127,88,108]} 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. cxd5 exd5 6. e3 c6 7. Bd3 Be7 8. Qc2 Nh5 9. Bxe7 Qxe7 10. O-O-O Nb6 11. Kb1 {seems to push 11. h3 aside.} g6 12. Nge2 Ng7 {D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2).} 13. Ng3 Bd7 14. f3 $5 {[%mdl 4] Leaves trodden paths.} O-O-O {[#] The position is equal.} 15. Qf2 $146 ({Predecessor:} 15. e4 dxe4 16. fxe4 Bg4 17. Nce2 Kb8 18. Qc3 Ne6 19. Rd2 Rhe8 20. Bc2 Nc7 21. a4 { 0-1 (29) Hjartarson,J (2536)-Praczukowski,S (2139) Graz 2018}) 15... h5 16. Rhe1 h4 17. Nf1 Kb8 18. e4 dxe4 19. fxe4 Ka8 20. Ne3 Ne6 21. Bc2 Ng5 (21... h3 $14) 22. d5 (22. h3 $16) 22... h3 $14 23. g3 Qe5 {[#]} (23... f6 $14) 24. a4 $1 $18 {[%CAl Ba2a4,Ba4a5][%mdl 32]} cxd5 25. exd5 ({Resist} 25. Nexd5 $6 Nc4 $16) 25... Qd6 (25... f5 $142 26. a5 Nc8 27. Nxf5 Qf6 {[%mdl 64] Pin}) 26. a5 Nc8 27. Nc4 Qc7 28. Ne5 Nd6 (28... f5 $142 29. a6 (29. Nxg6 Rhg8 $18) 29... Nd6) 29. Qf4 f6 30. Nc4 Nc8 $2 {[%mdl 8192]} (30... Qxc4 $14 31. Qxd6 Nf3) 31. Ne5 Nd6 32. Nxg6 $2 (32. Qxf6 Nh7 33. Qg7) 32... Rhg8 (32... Rhe8 $142 33. Qxf6 Ndf7) 33. Qxf6 Ngf7 34. Re7 Nh6 35. Ne5 Ng4 36. Nxg4 ({Not} 36. Rxd7 Rxd7 37. Nxg4 Rxg4 $11) 36... Rxg4 37. Rd4 Rxd4 38. Qxd4 Qxa5 39. g4 Nb5 40. Nxb5 Qxb5 41. Bd3 Qa5 42. b4 (42. d6 $18 {and White stays clearly on top.}) 42... Qa3 $16 {Threatens to win with ...Qb3+.White is better.} 43. Bc2 {Black must now prevent Rxd7!} Ba4 44. Bxa4 Qxa4 {[#]} 45. Kb2 $1 {Weighted Error Value: White=0.54/Black=0.30} 1-0 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.27"] [White "Petkidis, Anthony"] [Black "Puranik, Abhimanyu"] [Result "0-1"] [ECO "C03"] [WhiteElo "2401"] [BlackElo "2589"] [Annotator "Shahid"] [PlyCount "58"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:900+30"] {[%evp 0,58,24,11,36,28,28,23,44,49,31,23,36,23,32,25,13,27,44,41,34,27,26,40, 16,53,55,40,49,54,53,63,49,50,58,56,47,67,80,87,72,41,31,1,29,21,30,-43,-13, -14,-168,-174,-156,-362,-350,-393,-392,-454,-454,-671,-708]} 1. e4 e6 2. d4 d5 3. Nd2 h6 4. Ngf3 Nf6 5. e5 Nfd7 6. c4 dxc4 7. Bxc4 Nb6 8. Bd3 Bd7 9. O-O Bc6 10. Qe2 {[%emt 0:23:52]} Bd5 {[%emt 0:23:25]} 11. Ne4 {[%emt 0:06:16]} Nc6 { [%emt 0:00:16]} 12. Nc3 {[%emt 0:09:08]} Be7 {[%emt 0:13:52]} 13. Rd1 {[%emt 0: 14:31]} g5 {[%emt 0:05:49]} 14. Nxd5 {[%emt 0:02:18]} Qxd5 {[%emt 0:02:55]} 15. Be4 {[%emt 0:00:55]} Qd7 {[%emt 0:02:39]} 16. Be3 {[%emt 0:01:17]} O-O-O { [%emt 0:01:05]} 17. a3 {[%emt 0:04:56]} Nd5 {[%emt 0:00:57]} 18. Rac1 {[%emt 0: 00:38]} f5 {[%emt 0:18:02]} 19. exf6 {[%emt 0:00:28]} Bxf6 {[%emt 0:00:04]} 20. b4 {[%emt 0:08:56]} (20. Ne5 Bxe5 (20... Nxe5 $2 21. dxe5 Bxe5 22. Bxa7) 21. dxe5) 20... Kb8 {[%emt 0:03:44]} 21. Ne1 {[%emt 0:04:57]} Nce7 {[%emt 0:03:54]} 22. Nd3 {[%emt 0:05:10]} b6 {[%emt 0:00:47]} 23. g3 {[%emt 0:12:27]} Nf5 { [%emt 0:01:30]} 24. Bg2 $4 {[%emt 0:00:18]} (24. Rd2) 24... Nfxe3 {[%emt 0:09: 53]} 25. fxe3 {[%emt 0:00:10]} Nxe3 {[%emt 0:00:37]} 26. Bc6 {[%emt 0:05:03]} Qxd4 {[%emt 0:03:06]} 27. Nf2 {[%emt 0:01:33]} Nxd1 {[%emt 0:00:31]} 28. Rxd1 { [%emt 0:00:54]} Qc3 {[%emt 0:00:21]} 29. Qxe6 {[%emt 0:00:32]} Bd4 {[%emt 0:01: 03]} 0-1 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.28"] [White "Perez Gormaz, Matias"] [Black "Dragnev, Valentin"] [Result "1/2-1/2"] [ECO "D72"] [WhiteElo "2413"] [BlackElo "2569"] [Annotator "ChessBase"] [PlyCount "68"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:900+30"] 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c5 8. d5 e6 9. O-O exd5 10. exd5 O-O 11. Nec3 Bf5 12. g4 Bd7 13. Nd2 Na6 14. Nde4 Nc4 15. Qe2 Ne5 16. h3 c4 17. Bg5 f6 18. Be3 f5 19. f4 Nf7 20. gxf5 gxf5 21. Nc5 Nxc5 22. Bxc5 Re8 23. Qf2 Qf6 24. d6 Bc6 25. Bxc6 bxc6 26. d7 Re6 27. Rad1 Nd6 28. Kh2 Rd8 29. Bd4 Qh6 30. Bxg7 Kxg7 31. Qxa7 Kf7 32. Qc5 Rxd7 33. Qxc6 Rde7 34. Qg2 Ne4 1/2-1/2 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.29"] [White "Suleymanli, Aydin"] [Black "Can, Isik"] [Result "1/2-1/2"] [ECO "D10"] [WhiteElo "2560"] [BlackElo "2394"] [Annotator "ChessBase"] [PlyCount "95"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:900+30"] 1. d4 {[%emt 0:00:02]} d5 {[%emt 0:00:06]} 2. c4 {[%emt 0:00:25]} c6 {[%emt 0: 00:05]} 3. cxd5 {[%emt 0:00:06]} cxd5 {[%emt 0:00:05]} 4. Bg5 {[%emt 0:00:03]} h6 {[%emt 0:00:26]} 5. Bh4 {[%emt 0:01:55]} Qb6 {[%emt 0:00:08]} 6. Nc3 { [%emt 0:00:50]} Qxb2 {[%emt 0:00:14]} 7. Nxd5 {[%emt 0:00:10]} e6 {[%emt 0:00: 07]} 8. Rb1 {[%emt 0:00:10]} Qa3 {[%emt 0:00:05]} 9. Qc2 {[%emt 0:00:11]} Qa5+ {[%emt 0:02:18]} 10. Kd1 {[%emt 0:00:05]} Na6 {[%emt 0:00:22]} 11. e4 {[%emt 0: 00:23]} exd5 {[%emt 0:01:11]} 12. Bb5+ {[%emt 0:00:08]} Bd7 {[%emt 0:00:07]} 13. Bxd7+ {[%emt 0:00:16]} Kxd7 {[%emt 0:00:04]} 14. Rxb7+ {[%emt 0:00:07]} Nc7 {[%emt 0:00:03]} 15. Bg3 {[%emt 0:00:06]} Bd6 {[%emt 0:02:26]} 16. e5 {[%emt 0: 00:06]} Qa6 {[%emt 0:00:16]} 17. exd6 {[%emt 0:00:09]} Qxb7 {[%emt 0:00:08]} 18. dxc7 {[%emt 0:00:11]} Ne7 {[%emt 0:02:02]} 19. Nf3 {[%emt 0:00:29]} f6 { [%emt 0:01:02]} 20. Re1 {[%emt 0:00:30]} a5 {[%emt 0:43:15]} 21. Bd6 {[%emt 0: 16:10]} Rhe8 {[%emt 0:16:11]} 22. Bxe7 {[%emt 0:01:38]} Rxe7 {[%emt 0:00:06]} 23. Qf5+ {[%emt 0:00:50]} Kd6 {[%emt 0:03:51]} 24. Qf4+ {[%emt 0:00:15]} Kd7 { [%emt 0:00:05]} 25. Qf5+ {[%emt 0:00:21]} Kd6 {[%emt 0:00:16]} 26. Qf4+ { [%emt 0:00:03]} Kd7 {[%emt 0:00:04]} 27. Qg4+ {[%emt 0:00:05]} Kd6 {[%emt 0:03: 27]} 28. Qg3+ {[%emt 0:00:29]} Kd7 {[%emt 0:00:12]} 29. Rxe7+ {[%emt 0:00:09]} Kxe7 {[%emt 0:00:04]} 30. Qxg7+ {[%emt 0:00:44]} Ke6 {[%emt 0:02:58]} 31. Nd2 { [%emt 0:04:25]} a4 {[%emt 0:00:51]} 32. f4 {[%emt 0:00:11]} Rc8 {[%emt 0:12:32] } 33. g4 {[%emt 0:00:13]} Kd6 {[%emt 0:02:13]} 34. f5 {[%emt 0:00:35]} Qxc7 { [%emt 0:02:29]} 35. Qxf6+ {[%emt 0:00:20]} Kd7 {[%emt 0:00:00]} 36. Qe6+ Kd8 37. Qxd5+ {[%emt 0:00:51]} Qd7 {[%emt 0:03:23]} 38. Qe5 {[%emt 0:01:19]} Qe7 { [%emt 0:00:59]} 39. Qh8+ {[%emt 0:03:28]} Kd7 {[%emt 0:00:34]} 40. Qxh6 { [%emt 0:00:00]} Re8 {[%emt 0:00:00]} 41. Qa6 {[%emt 0:02:11]} Qb4 {[%emt 0:10: 07]} 42. Qa7+ {[%emt 0:01:38]} Kd6 {[%emt 0:01:38]} 43. f6 {[%emt 0:01:34]} Ke6 {[%emt 0:00:18]} 44. g5 {[%emt 0:00:49]} Qb5 {[%emt 0:00:34]} 45. h4 {[%emt 0: 05:07]} Qd5 {[%emt 0:04:01]} 46. Qa6+ {[%emt 0:01:39]} Kf5 {[%emt 0:01:11]} 47. Qd3+ {[%emt 0:00:36]} Kg4 {[%emt 0:00:24]} 48. Qf3+ {[%emt 0:01:08]} 1/2-1/2 [Event "Serbia Chess Open 2021"] [Site "Belgrade"] [Date "2021.07.04"] [Round "4.30"] [White "Warmerdam, Max"] [Black "Milosevic, Milos"] [Result "1-0"] [ECO "C10"] [WhiteElo "2535"] [BlackElo "2377"] [Annotator "TA"] [PlyCount "141"] [EventDate "2021.07.02"] [EventType "swiss"] [EventCountry "SRB"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,141,27,27,27,32,38,-10,37,22,35,50,39,34,39,37,57,24,61,8,18,18,22, 25,67,0,52,45,44,38,84,36,38,39,59,19,25,27,19,18,19,10,8,17,74,69,74,72,48,8, 13,0,0,0,-2,-7,-7,-5,10,8,17,16,102,16,16,16,16,16,14,14,14,13,19,9,9,9,9,8,8, 8,12,12,12,12,12,8,8,8,8,8,16,16,12,8,64,65,129,24,16,16,19,24,24,24,24,0,24,0, 28,37,51,58,149,149,352,352,730,402,11745,402,29976,29977,29987,29988,29989, 29990,29990,29991,29991,29992]} 1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bd3 c5 {is now debated instead of 6...Nxe4.} 7. Nxf6+ Nxf6 8. Be3 Qc7 {C10: French with 3 Nc3: Unusual Black 3rd moves and 3...dxe4.} 9. Qe2 a6 10. O-O-O Nd5 {The position is equal.} (10... b5 $5 {[%CAl Rc5c4]} 11. c4 bxc4 12. Bxc4 cxd4 13. Bxd4 Be7 $11) 11. Kb1 Be7 {[#]} 12. dxc5 $146 ({Predecessor: } 12. Bd2 b5 13. dxc5 Bb7 14. c6 Bxc6 15. h4 Rc8 16. Ne5 Bb7 17. f4 {1/2-1/2 (32) Ananya,S (1902)-Chitlange,S (1928) New Delhi 2016}) 12... Nxe3 13. Qxe3 Qxc5 14. Qf4 O-O 15. h4 Qb4 16. Qc7 (16. Qg3 $14) 16... Qc5 $11 17. Qg3 f5 18. Rhe1 Bf6 19. h5 (19. Ne5 $1 $14) 19... h6 (19... b5 $11) 20. Ne5 $14 b5 $1 21. f4 a5 22. Qe3 (22. Qf3 {feels hotter.} Rb8 23. g4 a4 24. gxf5 exf5 25. a3) 22... Qxe3 23. Rxe3 Rd8 24. Rde1 b4 25. g3 Rd4 26. Nf3 Rd6 27. Bc4 {[%CAl Rc4e6]} Kf7 $1 28. Ne5+ Bxe5 (28... Ke7 $11) 29. Rxe5 $16 ({Much worse is} 29. fxe5 Rd4 $15) 29... Kf6 30. b3 Bd7 31. a4 (31. c3 $5) 31... bxa3 $1 32. Ka2 a4 33. b4 Rc8 34. Bd3 Rc3 35. b5 Rb6 36. Rb1 Bc8 37. g4 Bd7 (37... fxg4 $11 38. Rg1 Rd6) 38. Rg1 (38. gxf5 $1 $16 {Strongly threatening Rg1.} exf5 39. Rb4) 38... fxg4 $1 $11 39. Rxg4 {With the idea Rg6+.} Be8 40. Rg3 Bf7 41. Rge3 Be8 $1 {[%CAl Re8b5] aiming for ...Bxb5!} 42. Re1 Bd7 43. R1e4 Rxd3 $1 44. cxd3 { Black must now prevent Rb4.} Rxb5 45. Rxb5 (45. d4 {seems wilder.} Rb2+ 46. Kxa3 Rb3+ 47. Ka2 Rf3 48. Kb2) 45... Bxb5 {[%mdl 4096] Endgame KR-KB} 46. d4 Bc4+ 47. Kxa3 Bb3 48. Re5 g6 49. Kb4 gxh5 50. Rxh5 Kg6 51. Re5 Kf6 52. Kc3 Ba2 53. Ra5 Bb3 (53... Bd5 $11) 54. Kd3 $14 Kg6 {[#]} ({Better is} 54... Ke7 $14) 55. Ke3 (55. f5+ $1 $16 exf5 56. d5) 55... Kf6 $11 56. Kf2 Kg6 57. Kg3 { Black should prevent f5+!} Kf6 58. Kf3 Bd1+ 59. Ke3 {And now d5 would win.} Bb3 60. Kf2 Kg6 61. Kf3 Kf6 62. Kg3 Kg6 {[#]} (62... Kf7 $14) 63. f5+ $1 $16 exf5 $2 {This costs Black the game.} (63... Kf6 $16) 64. Kf4 $18 Bc2 $2 (64... h5 65. Ra6+ (65. Rxf5 a3 $11) 65... Kg7 66. Kxf5 h4) 65. Ra6+ Kg7 (65... Kf7 $142 66. Rxh6 Ke7) 66. d5 h5 (66... Kf8 $18 67. Rxh6 Bb3) 67. Ke5 {White mates.} Kf7 68. Ra7+ Ke8 69. Ke6 {[%CAl Ra7a8]} Kd8 70. Ra8+ Kc7 71. d6+ {Weighted Error Value: White=0.14/Black=0.13} 1-0