[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.1"]
[White "Wojtaszek, Radoslaw"]
[Black "Meier, Georg"]
[Result "1/2-1/2"]
[ECO "A31"]
[WhiteElo "2705"]
[BlackElo "2628"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,97,56,28,32,30,39,31,50,28,34,31,47,40,52,43,51,35,38,12,11,6,33,16,34,17,16,12,24,22,31,12,31,30,30,5,14,0,20,0,45,26,91,33,35,33,26,19,22,15,13,7,0,0,15,0,41,15,28,26,20,26,25,8,29,16,26,24,28,14,44,10,18,0,30,0,22,0]} 1. c4 c5 2. Nf3 Nf6 3. d4 cxd4 4. Nxd4 b6 5. Nc3 Bb7 6. f3 d6 7. e4 a6 8. Be3 e6 9. Be2 Be7 10. O-O O-O 11. Qd2 Nbd7 12. a4 Rb8 {12...Qb8 is setting a new trend. A31: Symmetrical English: 2 Nf3 Nf6 3 d4.} 13. Rfd1 Qc7 14. Rac1 {[#]} Rfc8 $146 {White is slightly better.} ({Predecessor:} 14... Rbc8 15. Bf1 Qb8 16. Qf2 Rfe8 17. g3 Bf8 18. b3 Nc5 19. Bh3 Ncd7 20. Rc2 Rc7 {0-1 (70) Lu,S (2203)-Li,S (2505) China 2008}) 15. Bf1 h6 16. Kh1 Qd8 17. b3 Qc7 18. Qf2 Qd8 19. Rd2 Qf8 20. Rdc2 Ne5 21. Rd1 Ned7 22. Ra1 Qd8 23. Qd2 Ne5 24. Bg1 Ned7 25. Qe3 Ne5 26. Rca2 Nc6 (26... Nfd7 {with more complications.} 27. Rd1 Nc5 28. Be2 Bf6 29. Qc1 Ng6) 27. Nxc6 Bxc6 28. Rd2 Nd7 29. Rad1 Qc7 30. Qd3 Bb7 31. Bf2 Bg5 {[#]} (31... Rd8 $11) 32. Ra2 (32. Bg3 $1 $16 {[%cal Rg3d6]} e5 33. Ra2) 32... Be7 33. Bg3 {[%cal Rg3d6]} Ne5 34. Qb1 Rd8 35. Rad2 Rbc8 36. Qc2 Bf6 37. Bf4 Be7 38. Be3 Nd7 39. Qb1 Ne5 40. Qa2 Bf8 41. Ne2 Be7 42. Nd4 Bf8 43. Qb2 Be7 44. Be2 Bf6 45. Qb1 Be7 46. Bf1 Bf6 47. Be2 Be7 48. Bf1 Bf6 49. Be2 {Weighted Error Value: White=0.13/Black=0.12} 1/2-1/2

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.1"]
[White "Bluebaum, Matthias"]
[Black "Onischuk, Vladimir"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "2672"]
[BlackElo "2633"]
[Annotator "TA"]
[PlyCount "174"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,174,43,37,55,37,39,32,50,48,65,31,29,28,40,52,40,28,80,67,91,91,121,116,207,191,216,160,140,145,167,162,166,168,162,149,179,171,159,165,159,161,159,127,132,113,110,111,114,99,100,100,115,99,202,183,186,199,199,199,199,181,179,170,175,153,158,98,106,96,115,84,184,178,233,210,202,151,302,265,439,301,301,301,283,200,222,193,342,434,433,435,425,425,412,0,135,0,383,364,343,356,410,410,410,385,323,315,724,696,629,283,629,620,6075,6004,5728,4788,5608,5525,5217,4937,4550,3057,5102,677,4731,0,29972,29971,29971,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d6 2. Nf3 g6 3. c4 Bg7 4. Nc3 Nf6 5. e4 O-O 6. h3 (6. Be2 Nbd7 7. O-O e5 8. Be3 c6 9. Qc2 Qe7 10. Rad1 Re8 11. d5 c5 12. Ne1 Rf8 13. Nd3 Ne8 14. Qd2 Nb6 15. b3 f5 16. exf5 gxf5 17. f4 e4 18. Ne1 Nf6 {1-0 (56) Bluebaum,M (2647)-Onischuk,V (2633) chess.com INT 2020}) 6... Nfd7 {E90: King's Indian: Classical: Early deviations and 6 h3.} 7. Be2 e5 8. Be3 Nc6 {White is slightly better.} 9. d5 Ne7 10. Nd2 f5 11. f3 f4 12. Bf2 {[#]} c5 $146 ({Predecessor:} 12... Nf6 13. b4 g5 14. c5 Ng6 15. Nc4 Rf7 16. cxd6 cxd6 17. Nb5 Bf8 18. Nxa7 Nh5 19. Nxc8 Rxc8 {1-0 (31) Paterek,M (2257)-Kedzierski,S (2108) Poland 2012}) 13. dxc6 Nxc6 (13... bxc6 $11 14. b4 Nf6) 14. Nb3 $16 Nf6 15. c5 Be6 16. cxd6 b6 (16... Kh8 $16 17. Nc5 Bf7) 17. Rc1 $1 $18 Qd7 18. Nb5 {Threatens to win with Nc7.} Ne8 19. Bc4 Bxc4 20. Rxc4 {Qd5+ is the strong threat.} Nd4 21. N5xd4 exd4 22. Bxd4 Qxd6 23. Bxg7 Qxd1+ 24. Kxd1 Nxg7 25. Ke2 Ne6 26. Nd4 Rac8 27. Nxe6 Rxc4 28. Nxf8 Kxf8 $16 {[%mdl 4096] Endgame KR-KR} 29. Rd1 Ke7 30. Kd3 Rc5 31. Rd2 Rc6 {[#]} (31... Rc1 $16) 32. Rc2 $1 $18 {[%cal Rc2c6]} Rd6+ 33. Ke2 Rd7 34. Rc6 Kf7 35. h4 Ke7 36. e5 Rd5 37. Rc7+ Ke6 38. Rxh7 (38. Rxa7 $142 Rxe5+ 39. Kd3) 38... Rxe5+ $16 39. Kd3 Rd5+ 40. Kc3 a5 (40... Rc5+ $16 41. Kd3 Rd5+ 42. Ke4 Rd2) 41. Rb7 $18 b5 (41... Rd6 $142 42. b4 axb4+ 43. Kxb4 Ke5) 42. a3 Kf6 43. Ra7 a4 $2 (43... b4+ $16 44. Kc4 (44. axb4 axb4+ 45. Kc2 Re5 $16) 44... Rd2) 44. Rb7 Kf5 $2 (44... Rc5+ {was necessary.} 45. Kd4 Rc4+ 46. Kd3 Rc5) 45. Rf7+ Ke5 {If only Black now had time for ...Rc5+....} 46. Re7+ Kf6 47. Re4 Kf5 48. Re2 Rc5+ (48... Kf6 {might work better.} 49. Re4 g5 50. hxg5+ Kxg5) 49. Kb4 Rd5 50. Rc2 {Black must now prevent Rc5!} Kf6 51. Rc6+ Kf7 52. Rc2 $2 (52. Rb6 $18 {has better winning chances.}) 52... Kf6 $1 $16 53. Rc6+ $2 (53. Ka5 $16) 53... Kf7 $1 $18 54. Rc5 Rd2 55. Kxb5 ({Not} 55. Rxb5 Rxb2+ 56. Kxa4 Rxg2 $18) 55... Rxb2+ 56. Kxa4 Rxg2 57. Rc4 Ke6 58. Rxf4 Rf2 $2 (58... g5 59. hxg5 Rxg5) 59. Kb5 Ke5 60. Rf8 (60. Rc4 $142) 60... Rh2 $2 (60... Rb2+ 61. Kc4 Rh2) 61. a4 {Cut Off at move 61} Rxh4 62. a5 Rh1 63. a6 Rb1+ 64. Kc6 Ra1 65. Kb7 Rb1+ 66. Ka8 g5 67. a7 (67. Rb8 $142 Rh1 68. a7) 67... Rb3 {Black hopes to continue with ...Kd6.} 68. Rf7 $2 (68. Rg8 $18 Kd6 69. Rxg5) 68... Ke6 $2 {[%mdl 8192]} (68... Kd6 $11) 69. Rb7 Rxf3 {[#]} 70. Rb6+ $2 (70. Rb5 $1 {mates} Rf8+ 71. Kb7 Kf6 72. a8=Q Rxa8 73. Kxa8 Kg6 74. Kb7 Kh5 75. Kc6) 70... Ke5 $11 {The position is equal.} 71. Kb7 (71. Rb5+ {with more complications.} Kf4 72. Rb1 g4 73. Kb8 Ra3 74. Rf1+) 71... Rf7+ 72. Ka6 Rxa7+ $1 73. Kxa7 {KR-KP} g4 74. Rg6 Kf4 75. Kb6 g3 76. Kc5 Kf3 77. Rf6+ Ke2 78. Re6+ Kf2 79. Rf6+ Ke2 80. Rg6 Kf2 81. Kd4 g2 82. Rf6+ Ke2 83. Re6+ Kf2 84. Rf6+ Ke2 85. Rg6 Kf2 86. Kd3 g1=Q 87. Rxg1 Kxg1 {Black escapes into a draw.  Weighted Error Value: White=0.31/Black=0.27} 1/2-1/2

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.1"]
[White "Jones, Gawain C B"]
[Black "Deac, Bogdan-Daniel"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2670"]
[BlackElo "2625"]
[Annotator "TA"]
[PlyCount "151"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,151,16,13,0,0,-3,0,0,0,0,0,0,7,8,45,62,50,45,47,49,52,34,120,106,112,109,107,108,152,98,94,94,94,94,108,102,102,102,107,102,107,102,102,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,0,82,82,150,82,82,82,82,0,82,82,82,-29977,89,0,0,0,82,0,82,82,82,82,82,82,82,82,82,82,29968,29966,12823,77,29974,0,0,0,0,0,0,0,0,0,0,0,29971,29972,29975,29976,29976,29977,29978,29979,29980,29981,29982,29983,29983,29983,29983,29984]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 b6 7. Bb2 Bb7 8. cxd5 Nxd5 9. d4 Nd7 10. Nbd2 c5 11. Rc1 Rc8 12. Nc4 N5f6 13. Re1 {A14: English Opening: 1...e6 with b3 by White.} b5 14. Nce5 Nxe5 15. Nxe5 {The position is equal.} Bxg2 16. Kxg2 Qd5+ 17. f3 Rfd8 {[#]} 18. dxc5 $146 ({Predecessor:} 18. e4 Qb7 19. Qe2 cxd4 20. Rxc8 Rxc8 21. Bxd4 Nd7 22. Rd1 Nxe5 23. Bxe5 {1-0 (54) Yuffa,D (2527)-Dubov,D (2666) Sochi 2017}) 18... Rxc5 19. Qxd5 Rdxd5 20. Nd3 Rxc1 21. Rxc1 a5 22. Rc7 Bf8 (22... Rd7 $14 23. Rc1 Rd8) 23. Ra7 $16 b4 24. Ra8 Nd7 25. Bc1 Nc5 26. Rxa5 (26. Nf4 $142 Rd7 27. Rxa5) 26... Nxd3 27. Rxd5 exd5 28. exd3 {[%mdl 4096] Endgame KB-KB} f5 29. g4 fxg4 30. fxg4 Kf7 31. Kf3 Ke6 32. Bb2 g6 33. Kf4 Bd6+ 34. Kg5 Bxh2 35. Kh6 Be5 36. Bc1 Bd6 37. Kxh7 Kf7 38. Kh6 Be7 39. Bd2 Bd6 40. Kg5 Be7+ 41. Kf4 {Black must now prevent Ke5.} Bd6+ 42. Kf3 Ke6 43. Be3 Be7 44. Bd4 Bd6 45. Ke2 Be7 46. Kf3 Bd6 47. Ke3 Be7 (47... Kf7 $142) 48. Kf4 (48. Ba7 $142 $1) 48... Bd6+ 49. Kg5 Kf7 50. Bf6 ({Better is} 50. Be3 $16) 50... Bc5 (50... Bf4+ $1 $11 {remains equal.} 51. Kxf4 Kxf6 52. g5+ Ke6) 51. Be5 Be3+ 52. Bf4 $2 {[%mdl 8192]} (52. Kh4 $16) 52... Bc5 $2 (52... d4 53. Kh4 Bxf4 54. Kh3 Kf6 55. Kg2 Kg5 56. Kf3 Be3 57. Kg3 Bd2 58. Kf3 Kh4 59. Ke4 Bc3 60. Kd5 Kxg4 61. Kd6 g5 62. Ke6 Kf4 63. Ke7 g4 64. Kf7 g3 65. Ke6 g2 66. Kd5 g1=Q 67. Kd6 Qg7 68. Kc6 Ke5 69. Kb5 Kd6 70. Kb6 Qc7+ 71. Kb5 Qb7+ 72. Ka5 Kc5 73. Ka4 Qb5#) 53. Bd2 Be7+ 54. Kf4 Bd6+ $1 55. Kf3 Ke6 56. Be1 Bc5 57. Bg3 Be7 58. Ke2 Bc5 59. Bf4 Be7 60. Kd1 Bd6 $2 {[%mdl 8192] [#]} (60... Bc5 $16) 61. Bxd6 $1 {Cut Off at move 61} Kxd6 {KP-KP} 62. d4 $2 (62. Kc1 $18 {is the precise move to win.} Kc5 63. Kc2) 62... Ke6 $2 {[%mdl 8192]} (62... g5 $16 63. Kc2 Kc6) 63. Ke2 $2 (63. Kc2 {mates} Kd6 64. Kb2 Kd7 65. g5 Kc6 66. a4 bxa3+ 67. Kxa3 Kb5 68. b4) 63... Kf6 $1 $11 64. Kf3 Kf7 65. Kg3 Kg7 66. Kf4 Kf6 67. Kf3 Kf7 68. Ke3 {Strongly threatening Kd3.} Ke7 $2 {[%mdl 8192]} (68... Kf6 $11) 69. Kd2 {White mates.} Kf6 70. a4 bxa3 {K3P-K3P} 71. Kc2 Kg5 {[#]} 72. b4 $1 {[%cal Rb4b5]} Kf6 73. Kb3 Ke6 74. Kxa3 Kd6 75. Ka4 Kc6 76. Ka5 {What a fight!  Weighted Error Value: White=0.29/Black=0.35} 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.1"]
[White "Shirov, Alexei"]
[Black "Demidov, Mikhail"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2662"]
[BlackElo "2526"]
[Annotator "TA"]
[PlyCount "145"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,145,12,10,5,25,12,21,18,23,19,4,-2,18,-5,-15,-33,-27,-31,-9,-6,0,0,0,0,0,0,21,13,32,37,34,18,16,0,24,0,7,-39,33,0,19,0,0,0,0,0,0,0,0,0,34,34,34,0,34,0,0,0,0,0,17,22,32,7,19,0,0,0,8,8,34,34,34,34,34,34,43,34,43,34,34,0,34,34,43,34,34,34,34,34,34,34,43,34,34,34,34,34,34,0,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,34,0,34,0]} 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Ne7 5. Nf3 Nec6 6. h4 {C02: French: Advance Variation.} (6. Bd3 b6 7. O-O a5 8. a4 Ba6 9. Bb5 Be7 10. Na3 O-O 11. Be3 cxd4 12. cxd4 Nb4 13. Rc1 Ra7 14. Qe2 Rc7 15. Bxa6 N8xa6 {1-0 (60) Shirov,A (2643)-Demidov,M (2520) St Petersburg 2018}) 6... b6 {[#]} 7. Bg5 $146 ({Predecessor:} 7. h5 Be7 8. Rh3 O-O 9. Rg3 Kh8 10. Ng5 h6 11. Nh3 Ba6 12. Qg4 Rg8 13. Nd2 Bxf1 14. Kxf1 {½-½ (30) Prie,E (2490)-Sharif,M (2481) France 2001}) 7... Qd7 8. Bb5 {The position is equal.} Ba6 9. a4 h6 10. Be3 Be7 11. Nbd2 cxd4 12. cxd4 Bxb5 13. axb5 Nb4 14. Qa4 a5 15. O-O O-O 16. Rfc1 Rc8 17. Rc3 Ra7 18. Nf1 {[%cal Bd2f1,Bf1e3,Be3g4][%mdl 32]} Rac7 19. Bd2 Qd8 20. h5 Nd7 21. Ne3 Nf8 22. Ng4 Nh7 23. Rac1 Bf8 ({Better is} 23... Nd3 $1 $15 24. Rxc7 Rxc7 25. Rxc7 Qxc7) 24. g3 Qd7 25. Kg2 Nd3 26. Rxc7 Rxc7 27. Rxc7 Qxc7 28. Qb3 Nb4 29. Ne3 Be7 30. Bxb4 Bxb4 31. Qd3 Qc1 (31... Ng5 {is interesting.} 32. Nxg5 hxg5 33. Qd1 Qd7 34. Qe2 Qe8) 32. b3 (32. Qc2 {feels hotter.} Qxc2 33. Nxc2 Be7 34. Nfe1 Nf8 35. f4) 32... Qc3 33. Qxc3 Bxc3 $11 {[%mdl 4096] Endgame KBN-KNN} 34. Kf1 Nf8 35. Ke2 Bb4 36. Nc2 Be7 37. Nd2 g6 38. g4 Kg7 39. f4 gxh5 40. gxh5 f6 41. Nf3 f5 42. Nfe1 Bd8 43. Nd3 Nd7 44. Ne3 Be7 45. Nc2 Kf7 46. Kf3 Bd8 47. Nc1 Be7 48. Na2 Bf8 49. Nc3 Be7 50. Na4 Bd8 51. Ne1 Be7 52. Ng2 Bd8 53. Ne3 Be7 54. Nc2 Bf8 55. Ke3 Be7 56. Kd3 Ke8 57. Kc3 Kd8 58. b4 axb4+ 59. Nxb4 Bxb4+ 60. Kxb4 $14 {KN-KN} Kc7 61. Nc3 {Cut Off at move 61} Kd8 62. Ne2 Nf8 63. Nc1 Kd7 64. Kc3 Kc7 65. Nd3 Kd7 66. Nb4 Kc7 67. Nc6 Kd7 68. Kd3 Nh7 69. Ke3 Nf8 70. Kf3 Nh7 71. Kg3 Nf8 72. Kf3 Nh7 73. Ke3 {Weighted Error Value: White=0.08/Black=0.10} 1/2-1/2

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.1"]
[White "Petrosyan, Manuel"]
[Black "Hovhannisyan, Robert"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2628"]
[BlackElo "2642"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,79,13,27,20,18,0,8,16,27,0,0,-1,23,-24,-8,-13,-8,-29,-24,-27,-30,-33,0,0,-14,-12,0,0,0,20,175,162,162,91,223,222,316,329,303,295,283,166,514,491,566,585,633,606,637,634,766,752,1546,1555,1442,1132,1136,1108,1824,1854,1834,1806,1709,1604,2690,2551,5193,4282,29989,29990,29991,29992]} 1. Nf3 d5 2. g3 Bg4 3. Bg2 e6 4. O-O Nf6 5. h3 Bh5 6. c4 {A07: Réti Opening: New York and Capablanca Systems.} c6 7. d3 dxc4 8. dxc4 {The position is equal.} Nbd7 {[#]} 9. b3 $146 ({Predecessor:} 9. Nc3 h6 10. Bf4 g5 11. Be3 g4 12. hxg4 Nxg4 13. Bf4 Bg6 14. Qc1 e5 15. Bd2 {½-½ (36) Gelfand,B (2676)-Matlakov,M (2685) Lichess.org INT 2020}) 9... Qc7 10. Nc3 Bc5 11. Kh1 Rd8 12. Qc2 O-O 13. Na4 Bg6 14. Qb2 $1 Be7 15. Bf4 Bd6 16. Bxd6 Qxd6 17. Rad1 {[%cal Ba1d1,Bd1d2,Bd2d4][%mdl 32]} Qe7 (17... Qc7 {with more complications.} 18. Nc3 h6 19. Qa3 a5 20. Kg1 Ne4) 18. Ne5 Nxe5 19. Qxe5 Nd7 $2 {[#]} (19... Qb4 $11 {and Black is okay.}) 20. Qc7 $1 $18 {Rd6 is the strong threat.} b5 21. Nb2 ({White should try} 21. Bxc6 $18 bxa4 22. Bxa4 (22. Bxd7 axb3 23. axb3 Bc2 $11) (22. Rxd7 Rxd7 23. Qxd7 Qa3 $16)) 21... Qa3 (21... Qf6 $16 {was worth a try.}) 22. Rd2 Qxa2 (22... e5 {is a better defense.} 23. Bxc6 (23. Rxd7 Rxd7 24. Qxd7 Qxb2 $14) 23... Bf5) 23. Bxc6 {[%mdl 64] Double Attack} Qxb3 24. cxb5 ({Resist} 24. Bxd7 $6 Qc3 $18) 24... Qc3 25. Rfd1 (25. Qd6 $142) 25... h6 $2 {[#]} (25... Be4+ {is a better chance.} 26. Kg1 Bd5) 26. Na4 (26. Rxd7 Rxd7 27. Rxd7 Qxb2 $14) 26... Qb4 27. Rd4 ({Less strong is} 27. Bxd7 Qxa4 28. b6 Qa5 $16) ({Weaker is} 27. Rxd7 Rxd7 28. Rxd7 Qxa4 $16) 27... Qb3 28. Bxd7 Kh7 29. Nc5 Qc3 30. Nxe6 Qb2 31. Nxd8 Qxe2 32. Qf4 Rxd8 33. Bc6 Qxd1+ 34. Rxd1 Rxd1+ 35. Kg2 Ra1 36. Qd4 Ra2 37. h4 h5 38. Be4 Rb2 39. Bxg6+ fxg6 40. Qxb2 {Weighted Error Value: White=0.16/Black=0.50} 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.1"]
[White "Indjic, Aleksandar"]
[Black "Ozen, Deniz"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2604"]
[BlackElo "2412"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,103,-33,-25,-36,-4,-36,-23,-27,-26,-24,0,-3,14,6,0,0,0,-8,28,33,35,29,31,33,22,19,36,36,22,20,47,43,53,60,60,67,69,46,62,41,75,45,80,62,100,56,110,110,156,158,163,166,143,161,206,108,392,379,383,377,360,367,396,395,397,384,452,446,441,453,576,568,578,527,575,541,1066,1161,1128,1121,1763,1762,29978,29979,29984,29985,12842,12843,29986,29987,29993,29986,29986,29986,29986,29985]} 1. Nf3 d5 2. d3 Nf6 3. c4 dxc4 4. Qa4+ Nc6 5. Qxc4 e5 {[#]} 6. Nbd2 $146 {A06: Réti Opening: 1 Nf3 d5.} ({Predecessor:} 6. g3 Bd6 7. Bg2 O-O 8. O-O Be6 9. Qc2 Qd7 10. Nc3 Bh3 11. Be3 Bxg2 12. Kxg2 {0-1 (40) Markoja,B (2430)-Stevic,H (2587) Skopje 2018}) 6... Be7 7. g3 (7. e3 {is more complex.} Be6 8. Qc2 Qd5 9. a3 O-O 10. Be2) 7... O-O 8. Bg2 {Black has an edge.} Be6 9. Qc2 h6 10. O-O Qd7 11. a3 Bh3 12. b4 Bxg2 13. Kxg2 a6 14. Bb2 Bd6 15. Rac1 Rfe8 16. e4 Rad8 17. Rfd1 Nh5 18. h3 Nf6 19. Nc4 Qe6 20. Ne3 (20. Rb1 {is interesting.} Nd7 21. Ne3 Nf6 22. Bc3 Qd7 23. Qb3) 20... Ne7 21. Qc4 Qxc4 22. Nxc4 {Black must now prevent d4.} Nc6 23. Kf1 Rd7 24. Ke2 Rde7 25. Rc2 g6 26. Rdc1 Nd7 27. Ne3 {[%cal Bc4e3,Be3g4,Bg4e5][%mdl 32]} Nb6 (27... f6 $14) 28. Ng4 $16 Kg7 29. Rxc6 bxc6 {[#]} 30. Nfxe5 $1 Bxe5 ({Don't play} 30... Rxe5 31. f4 $18) 31. Nxe5 Kh7 ({Don't go for} 31... Rxe5 $2 32. f4 $18) 32. Ng4 ({But not} 32. Rxc6 Na4 $16) ({Better is} 32. Nxc6 $18 Re6 33. f4) 32... Re6 $2 {[%mdl 8192] This move loses the game for Black.} (32... Nd7 $16) 33. Nf6+ $18 Rxf6 34. Bxf6 {[%mdl 4096] Endgame KRB-KRN} Re6 35. Bd4 Nd7 36. f4 f5 37. Ke3 Kg8 38. g4 Kf7 39. Rg1 fxe4 40. dxe4 Re8 41. f5 g5 42. Rc1 Nb8 43. e5 Ke7 44. e6 Rd8 45. Rd1 Rd5 46. Bc5+ Kf6 47. Rxd5 cxd5 48. Kd4 Nc6+ 49. Kxd5 {White mates.} Nd8 50. Bd4+ Ke7 51. f6+ Ke8 52. Bc5 {Weighted Error Value: White=0.10/Black=0.60} 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.1"]
[White "Safarli, Eltaj"]
[Black "Navara, David"]
[Result "1-0"]
[ECO "C67"]
[WhiteElo "2598"]
[BlackElo "2697"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,81,0,-4,0,0,0,0,0,-11,0,0,0,0,0,0,0,0,0,-39,-52,-44,-36,-85,0,-71,0,0,0,0,8,16,8,7,7,0,0,0,0,0,0,0,0,0,2,-46,-20,-83,-32,-157,-151,-425,-301,-381,779,672,544,352,513,504,501,499,469,447,5269,3203,5846,4941,29995,941,29957,12850]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. dxe5 Nxb5 7. a4 Nbd4 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} 8. Nxd4 d5 9. Nxc6 bxc6 {The position is equal.} 10. Nd2 $1 {[%mdl 4] outshines the older 10.Qd3.} Be7 11. Nb3 c5 12. Na5 Qd7 13. f4 {[#]} O-O $146 ({Predecessor:} 13... f5 14. exf6 Bxf6 15. Re1+ Kf7 16. Be3 d4 17. Qf3 c6 18. Bf2 Qd5 19. Nxc6 Qxf3 20. gxf3 {1-0 (28) Guseinov,G (2611)-Pashikian,A (2639) Khanty-Mansiysk 2010}) 14. f5 Re8 $1 15. f6 Bf8 $1 16. fxg7 Bxg7 17. Ra3 Ba6 ({Of course not} 17... Rxe5 $6 18. Rg3 $11) (17... Bxe5 $17 18. c4 Rb8) 18. c4 (18. Rg3 $1 $11 Qe6 19. Re1 (19. Rf6 $2 Qxe5 20. Rxa6 Qe1+ 21. Qxe1 Rxe1+ 22. Kf2 Rxc1 $19)) 18... Rxe5 (18... Bxe5 $17 19. Rh3 f6) 19. Rg3 $11 {aiming for Bh6.} Kh8 {[#]} 20. b4 $1 {[%cal Rb4b5][%mdl 512]} Rae8 (20... cxb4 21. Bb2) 21. b5 Bc8 22. Nc6 Rf5 23. Rxf5 Qxf5 24. cxd5 Bd7 {next ...Bxc6 is good for Black.} 25. Rf3 $40 {[%mdl 128] White mounts an attack.} Qe4 {...Bg4 is the strong threat.} 26. Re3 Qc4 {White must now prevent ...Bxc6.} 27. Rxe8+ Bxe8 28. Qe1 Bd7 29. Be3 (29. h3 $11 {keeps the balance.}) 29... Qxa4 (29... Qxd5 $17 30. Nxa7 c4) 30. Bf2 (30. Qf1 $15) 30... Qxb5 $17 31. Qe7 $2 (31. Ne5 $17) 31... Qb1+ $19 32. Be1 {Threatening mate with Qd8+.} Bd4+ $4 {[%mdl 8192]} (32... h5 $19 33. h4 {[#]} Be6 $1 {[%mdl 512]} 34. dxe6 Qxe1+ {[%mdl 64] Double Attack} 35. Kh2 Qxe6 36. Qxc5 f5) 33. Nxd4 $18 {[%cal Re7f8]} Kg7 34. Qg5+ Kf8 (34... Qg6 $142 35. Qe5+ Qf6 36. Qg3+ Qg6) 35. Qd8+ Be8 {[%cal Rb1e1]} 36. Nf3 Qe4 37. Qxc7 Qe3+ (37... Qxd5 $142 38. Bh4 f6 39. Qxh7 Qd1+ 40. Kf2 Qd6 41. Qxa7 c4) 38. Bf2 Qc1+ 39. Ne1 c4 40. d6 (40. Qd6+ $142 Kg7 41. Bd4+ Kg8 42. Qg3+ Qg5 43. Qxg5+ Kf8 44. Bc5#) 40... Qd2 41. Qe7+ {Weighted Error Value: White=0.41/Black=0.62} 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.1"]
[White "Pantsulaia, Levan"]
[Black "Yilmaz, Mustafa"]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "2553"]
[BlackElo "2630"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,115,0,-19,-18,-39,0,0,0,0,-9,-24,0,-10,0,-8,35,22,25,26,32,22,28,16,20,0,0,-8,0,-35,-21,-28,-39,-126,-7,-34,0,0,-11,-126,-126,-126,0,-15,-8,-117,0,0,0,0,4,5,5,8,14,14,43,43,42,14,33,15,35,31,42,0,0,0,54,0,0,0,128,125,125,128,1131,1077,1012,987,1193,1160,12840,12840,12841,12841,12841,12842,12843,12843,12844,12844,12845,12846,12846,12847,12847,12847,12849,12849,12850,12850]} 1. g3 d5 2. Bg2 e5 3. c4 d4 4. d3 c5 5. Nf3 Nc6 6. O-O Nf6 7. e3 Be7 8. exd4 exd4 9. Re1 O-O {A09: Réti Opening: 1 Nf3 d5 2 c4.} 10. Na3 Bf5 11. Ne5 Nxe5 {The position is equal.} 12. Rxe5 Bg4 {[#]} 13. Qa4 $146 ({Predecessor:} 13. Qb3 Rb8 14. Bg5 Be6 15. Rae1 Bd6 16. R5e2 a6 17. h3 h6 18. Bxf6 Qxf6 19. Qb6 {0-1 (53) Blalock,R (2203)-Santos,C (2420) Lisbon 2002}) 13... Bd6 14. Re1 Bd7 15. Qb3 Rb8 (15... Bc6 {looks sharper.}) 16. Nb5 Bxb5 17. Qxb5 h6 18. Bd2 ({But not} 18. Bxb7 $2 Qc7 $19) 18... a6 19. Qa4 Qc8 20. Rac1 Qf5 21. Qb3 b5 22. cxb5 axb5 23. Qc2 Ng4 24. Ba5 {[#]} (24. Rf1 $15) 24... Ne5 (24... b4 $1 $17 25. Bh3 h5) 25. Be4 Nf3+ 26. Bxf3 Qxf3 27. Qe2 (27. b4 $1 $11 {remains equal.}) 27... Qxe2 $17 28. Rxe2 {[#]} Ra8 (28... b4 $1 $17 29. a3 bxa3 30. bxa3 Rb5) 29. Bb6 Rfc8 {And now ...Ra6 would win.} 30. b4 (30. Rec2 $1 $11 {keeps the balance.}) 30... cxb4 (30... c4 $17 31. Rd1 Bxb4 32. dxc4 bxc4 33. Bxd4 c3) 31. Rxc8+ $11 Rxc8 32. Bxd4 $17 {[%mdl 4096] Endgame KRB-KRB} Kf8 33. Kg2 Ra8 34. Kf3 Ra3 35. Ke4 b3 36. axb3 $1 Rxb3 37. Rc2 {Black should prevent Rc8+.} f6 38. Rc6 Be7 39. Rb6 Kf7 40. Rb7 {Strongly threatening Bc5.} Ke6 41. Rb6+ (41. Ke3 $11) 41... Kf7 $14 42. f4 (42. Be3 $14) 42... g6 $11 43. g4 Ra3 (43... Rb4 $11) 44. Rb7 $16 Ra4 45. Kd5 {aiming for Bc5.} Ra8 $2 {[%mdl 8192] Black cannot hold the game after this.} (45... Ke8 $16) 46. Bc5 $18 {White is clearly winning.} Rd8+ 47. Ke4 Re8 48. f5 Kf8 49. Rxe7 Rxe7+ 50. Bxe7+ Kxe7 51. fxg6 {KP-KP} b4 52. Kd4 Kf8 53. Kc4 h5 54. gxh5 {Threatening mate with d4.} f5 55. Kxb4 {White wants to mate with h6.} f4 56. Kc3 {White threatens h6 and mate.} f3 57. Kd2 f2 58. Ke2 {Weighted Error Value: White=0.21/Black=0.28} 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.2"]
[White "Navara, David"]
[Black "Safarli, Eltaj"]
[Result "1-0"]
[ECO "D41"]
[WhiteElo "2697"]
[BlackElo "2598"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,79,39,32,68,65,66,41,51,42,65,50,70,17,49,49,52,47,54,58,49,49,58,12,17,0,0,-44,-53,-124,124,125,118,120,117,117,136,141,134,136,127,140,231,231,218,198,231,231,518,505,485,531,509,326,326,326,326,326,304,296]} 1. c4 Nf6 2. Nf3 c5 3. Nc3 e6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nc6 7. O-O Be7 8. d4 O-O 9. e4 Nb6 10. d5 exd5 11. exd5 Nb4 12. Ne1 Nc4 {D41: Queen's Gambit Declined: Semi-Tarrasch with 5 cxd5.} 13. a3 Na6 14. Nd3 Nd6 {[#] White is slightly better.} 15. Re1 $146 ({Predecessor:} 15. Ne5 Bf6 16. Re1 Re8 17. f4 c4 18. Be3 Bxe5 19. fxe5 Rxe5 20. Qd4 Qe7 21. Bf2 {½-½ (55) Kamble,V (2374)-Negi,P (2514) New Delhi 2007}) 15... Bf5 16. Bf4 Bf6 17. Ne5 (17. Qf3 $14 Bg6 18. Ne5) 17... c4 18. g4 Bg6 19. Nxg6 hxg6 20. Bxd6 Qxd6 21. Ne4 Qf4 22. Nxf6+ Qxf6 23. Qa4 Rac8 24. Rac1 Qxb2 25. d6 (25. Bf1 $15) 25... Qd4 $2 (25... Nc5 $17 26. Qc2 Qxc2 27. Rxc2 b5) 26. d7 $36 {[%mdl 2048] Keeping Black busy.} Rcd8 {[#]} 27. Red1 $1 {[%cal Rd1d4]} ({Of course not} 27. Bxb7 $6 Qxg4+ 28. Bg2 Nb8 $11) ({But not} 27. Qxc4 $6 Qxd7 28. h3 Rc8 $11) 27... Qxg4 {Black wants to play ...Nc5.} 28. Qxc4 Qxc4 29. Rxc4 b6 30. Ra4 Nc5 31. Rxa7 f5 (31... Rb8 $16 {was necessary.} 32. Re1 g5) 32. Bd5+ $18 Kh7 33. Bc6 g5 34. Rd6 g6 $2 (34... Kg8 35. Rd5 Kf7 36. Rxf5+ {[%mdl 64] Double Attack} Ke6) 35. Bb5 Kg7 {If only Black now had time for ...Rf6....} 36. Rxb6 Rf7 37. Rc7 Nxd7 {White has a decisive advantage.} 38. Rbb7 {[%cal Rc7d7]} Ne5 39. Rxf7+ {[%mdl 64] [#] Overworked Piece} Nxf7 40. Bc4 {Weighted Error Value: White=0.18/Black=0.46} 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.2"]
[White "Hovhannisyan, Robert"]
[Black "Petrosyan, Manuel"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2642"]
[BlackElo "2628"]
[Annotator "RC"]
[PlyCount "109"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

1. e4 {[%emt 0:00:00]} c6 {[%emt 0:00:04]} 2. d4 {[%emt 0:00:02]} d5 {[%emt 0:00:01]} 3. e5 {[%emt 0:00:01]} Bf5 {[%emt 0:00:01]} 4. Nf3 {[%emt 0:00:01]} e6 {[%emt 0:00:01]} 5. Be2 {[%emt 0:00:01]} Ne7 {[%emt 0:00:01]} 6. c3 {[%emt 0:00:04]} Ng6 {[%emt 0:00:08]} 7. O-O {[%emt 0:00:05]} h5 {[%emt 0:00:19]} 8. a4 {[%emt 0:00:24]} Nd7 {[%emt 0:00:08]} 9. a5 {[%emt 0:00:04]} a6 {[%emt 0:00:09]} 10. Bd3 {[%emt 0:00:14]} Bxd3 {[%emt 0:00:12]} 11. Qxd3 {[%emt 0:00:01]} c5 {[%emt 0:00:04]} 12. Be3 {[%emt 0:00:09]} Rc8 {[%emt 0:00:20]} 13. Nbd2 {[%emt 0:00:08]} cxd4 {[%emt 0:00:19]} 14. cxd4 {[%emt 0:00:03]} Nb8 {[%emt 0:00:01]} 15. Ng5 {[%emt 0:00:11]} Ne7 {[%emt 0:00:17]} 16. Nb3 {[%emt 0:00:51]} Nf5 {[%emt 0:00:06]} 17. Bd2 {[%emt 0:00:06]} Nc6 {[%emt 0:00:04]} 18. Rfc1 {[%emt 0:00:10]} Be7 {[%emt 0:00:10]} 19. Nf3 {[%emt 0:00:07]} O-O {[%emt 0:00:23]} 20. Nc5 {[%emt 0:00:05]} Bxc5 {[%emt 0:00:01]} 21. Rxc5 {[%emt 0:00:01]} Ncxd4 {[%emt 0:00:19]} 22. Nxd4 {[%emt 0:00:02]} Rxc5 {[%emt 0:00:02]} 23. Nxf5 {[%emt 0:00:01]} exf5 {[%emt 0:00:01]} 24. Bb4 {[%emt 0:00:01]} Rb5 {[%emt 0:00:19]} 25. Bxf8 {[%emt 0:00:03]} Qxf8 {[%emt 0:00:01]} 26. Qxf5 {[%emt 0:00:09]} g6 {[%emt 0:00:01]} 27. Qf6 {[%emt 0:00:13]} Qg7 {[%emt 0:00:09]} 28. Qd6 {[%emt 0:00:06]} Qf8 {[%emt 0:00:01]} 29. Rc1 {[%emt 0:00:14]} Rxb2 {[%emt 0:00:11]} 30. g3 {[%emt 0:00:01]} d4 {[%emt 0:00:04]} 31. Qxd4 {[%emt 0:00:05]} Rb5 {[%emt 0:00:01]} 32. Qd7 {[%emt 0:00:04]} Kg7 {[%emt 0:00:04]} 33. e6 {[%emt 0:00:02]} Re5 {[%emt 0:00:01]} 34. Rc7 {[%emt 0:00:04]} Re1+ {[%emt 0:00:02]} 35. Kg2 {[%emt 0:00:02]} h4 {[%emt 0:00:01]} 36. Qxf7+ {[%emt 0:00:06]} Qxf7 {[%emt 0:00:01]} 37. Rxf7+ {[%emt 0:00:01]} Kh6 {[%emt 0:00:01]} 38. Rxb7 {[%emt 0:00:02]} hxg3 {[%emt 0:00:02]} 39. hxg3 {[%emt 0:00:02]} Rxe6 {[%emt 0:00:04]} 40. Rb6 {[%emt 0:00:01]} Re2 {[%emt 0:00:02]} 41. Rxa6 {[%emt 0:00:01]} Ra2 {[%emt 0:00:01]} 42. Ra8 {[%emt 0:00:02]} Ra3 {[%emt 0:00:01]} 43. a6 {[%emt 0:00:01]} Kg7 {[%emt 0:00:02]} 44. f4 {[%emt 0:00:04]} Ra2+ {[%emt 0:00:02]} 45. Kf3 {[%emt 0:00:01]} Ra3+ {[%emt 0:00:01]} 46. Kg4 {[%emt 0:00:02]} Ra5 {[%emt 0:00:02]} 47. a7 {[%emt 0:00:01]} Ra3 {[%emt 0:00:05]} 48. Kh3 {[%emt 0:00:03]} Ra1 {[%emt 0:00:04]} 49. g4 {[%emt 0:00:02]} Ra3+ {[%emt 0:00:01]} 50. Kg2 {[%emt 0:00:02]} Ra2+ {[%emt 0:00:01]} 51. Kf3 {[%emt 0:00:01]} Ra3+ {[%emt 0:00:00]} 52. Ke2 {[%emt 0:00:01]} Ra2+ {[%emt 0:00:02]} 53. Kd3 {[%emt 0:00:02]} Ra4 {[%emt 0:00:01]} 54. f5 {[%emt 0:00:02]} Ra1 {[%emt 0:00:06]} 55. f6+ {[%emt 0:00:04]} 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.2"]
[White "Onischuk, Vladimir"]
[Black "Bluebaum, Matthias"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2633"]
[BlackElo "2672"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,98,-16,-7,-27,-12,-30,24,-22,-19,-27,-27,-25,17,18,12,-20,0,0,25,29,29,25,25,24,28,0,37,37,41,42,70,0,10,12,35,13,16,4,8,0,0,0,0,0,0,0,0,0,0,0,0,-12,-12,-17,-26,-291,-291,-259,-245,-335,-279,-497,-466,-513,-497,-493,-325,-391,-369,-530,-523,-512,-464,-804,-796,-752,-741,-1386,-1439,-1458,-1415,-1294,-1327,-1253,-1206,-871,-799]} 1. g3 d5 2. Bg2 Nf6 3. d3 c5 4. Nf3 Nc6 5. O-O g6 6. Nc3 Bg7 7. e4 O-O 8. h3 {A05: Réti Opening: 1 Nf3 Nf6.} e6 9. Re1 a6 {[#]} ({Black should try} 9... d4 10. Ne2 e5) 10. e5 $146 {White has an edge.} ({Predecessor:} 10. Qe2 d4 11. Nb1 b5 12. a3 Bb7 13. Nbd2 Qc7 14. Nf1 Rac8 15. Bf4 Qb6 16. b3 {0-1 (31) Bruno,R (1983)-Verhasselt,K (2108) Belgium 2018}) 10... Nd7 {[%cal Rd7e5]} 11. Bf4 $1 b5 12. Qd2 Nd4 13. Nxd4 cxd4 14. Nb1 Qc7 {[%cal Rg7e5]} 15. c3 dxc3 ({Don't play} 15... Bxe5 $6 {[#]} 16. Rxe5 $1 {[%mdl 512]} dxc3 17. Qxc3 $16) 16. Nxc3 Bb7 17. Rac1 Qb6 18. d4 Rac8 19. b3 a5 20. Bf1 Ba6 21. Qd3 {[%cal Rc3b5]} Nb8 22. Qe3 (22. Nxb5 $14 Nc6 23. a4) 22... Nc6 23. Red1 Rc7 24. a4 bxa4 $1 25. Nxa4 Qa7 $1 26. Bxa6 Qxa6 27. Rc3 Rfc8 28. Rdc1 Qa7 29. Bg5 Nb4 30. Rxc7 Rxc7 31. Kg2 Bf8 {Threatens to win with ...Rxc1.} 32. Rxc7 Qxc7 33. Qd2 Qc2 34. Be3 $2 {[%mdl 8192] White does not recover from this.} (34. Qxc2 $11 Nxc2 35. Be3) 34... Qxb3 $19 35. Nc5 Qc2 36. Qe1 Nc6 37. Qa1 $2 (37. Nd7) 37... Bxc5 38. dxc5 {[#]} d4 $1 {[%mdl 512]} 39. Bh6 (39. Bxd4 Qe4+) 39... Qxc5 40. Qb1 Nb4 41. Qb3 (41. Kg1 {was worth a try.}) 41... Qd5+ {Black is clearly winning.} 42. Qxd5 Nxd5 {[%mdl 4096] Endgame KB-KN} 43. Kf3 (43. Bc1 $142 f6 44. Bb2) 43... a4 {...a3 is the strong threat.} 44. Bc1 Nc3 45. Bb2 Kf8 46. Kg2 Ke8 47. Kf1 Kd7 48. Ke1 Kc6 49. Kd2 Kd5 {Accuracy: White = 57%, Black = 82%.} 0-1

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.2"]
[White "Yilmaz, Mustafa"]
[Black "Pantsulaia, Levan"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "2630"]
[BlackElo "2553"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,73,64,52,48,36,43,39,39,21,33,39,29,0,29,24,47,37,77,35,91,-41,136,28,27,32,28,35,27,0,22,7,38,43,53,47,71,83,170,168,259,252,400,368,339,291,611,585,778,750,2511,2323,29990,29991,29991,29992,29992,29974,29986,29987,29987,29988,29988,29986]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 c6 6. Be2 d5 7. e5 Ne8 {E70: King's Indian: Miscellaneous lines with 4 e4, including 5 Nge2 and 5 Bd3 0-0 6 Nge2.} 8. cxd5 cxd5 9. h4 h5 {[#] White is slightly better.} 10. Qb3 $146 ({Predecessor:} 10. Be3 Nc6 11. O-O Nc7 12. Qb3 Na5 13. Qb4 Nc6 14. Qb3 Na5 15. Qb4 b6 16. Rac1 {½-½ (68) Potkin,V (2585)-Jobava,B (2676) Moscow 2016}) 10... Nc7 11. Be3 Nc6 12. Ng5 Na5 13. Qa4 b6 14. Rc1 Bd7 15. Qd1 Nc4 {[#]} ({Black should play} 15... f6 $14) 16. Bf3 (16. Nxd5 $1 $16 {[%mdl 512]} Nxd5 17. Bxc4) 16... Nxb2 $2 (16... Bf5 $15 {stays ahead.} 17. Qb3 Rc8) 17. Qe2 ({White must play} 17. Qc2 $16 Nc4 18. Nxd5 {[%mdl 64] Discovered Attack} Nxe3 19. Nxe3) 17... Nc4 $11 18. Nxd5 Nxd5 19. Bxd5 Nxe3 20. fxe3 {Black must now prevent 0-0.} Rc8 21. O-O {[%cal Rg5f7]} Rxc1 22. Rxc1 {And now Nxf7 would win.} e6 23. Bf3 Qb8 24. Bxh5 Rc8 (24... Bh6 $16) 25. Rf1 $18 Be8 (25... Rf8 $142 26. Bg4 Qe8) 26. Bg4 Rc3 (26... Qb7 {was worth a try.} 27. h5 Bh6) 27. h5 {aiming for hxg6.} Bh6 28. Ne4 Rxe3 $2 (28... Bxe3+ 29. Kh1 Bxd4 30. Nxc3 Qxe5) 29. Nf6+ Kg7 30. Qf2 Bb5 {[#]} 31. hxg6 $1 {[%mdl 512]} fxg6 {[#]} 32. Nh5+ $1 {[%mdl 512] White mates.} gxh5 {[#]} 33. Qf7+ $1 {[%mdl 512]} Kh8 34. Rf6 {[%cal Rf6h6]} Qf8 35. Qxh5 Qg7 36. Rxh6+ Kg8 {[#]} 37. Rg6 $1 {Accuracy: White = 70%, Black = 42%.} 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.2"]
[White "Meier, Georg"]
[Black "Wojtaszek, Radoslaw"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2628"]
[BlackElo "2705"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,73,20,27,12,18,8,13,16,24,10,14,6,11,12,12,0,7,0,0,0,0,0,0,0,0,0,0,0,0,0,12,17,10,-6,0,0,0,0,0,0,0,0,45,48,61,0,22,34,115,97,131,116,171,155,460,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 d5 2. g3 Nd7 3. d4 Nb6 4. a4 a5 5. b3 Bf5 6. Ba3 {[#] D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} c6 $146 ({Predecessor:} 6... Nf6 7. Nbd2 Nbd7 8. Nh4 Bg6 9. Bg2 e6 10. Bxf8 Nxf8 11. O-O Bh5 12. Re1 N8d7 {1-0 (51) Meier,G (2621)-Esipenko,A (2682) Lichess.org INT 2020}) 7. Nbd2 h6 8. c4 Nf6 9. Bg2 Nbd7 10. cxd5 cxd5 11. O-O e6 12. Bxf8 $1 Nxf8 13. Qc1 N8d7 14. Qb2 O-O 15. Rfc1 Qb6 16. e3 Rfc8 17. Bf1 Qb4 18. Bb5 Nb6 19. Ne5 Ne4 20. Nxe4 Bxe4 21. Bd3 f6 22. Bxe4 dxe4 23. Ng6 Nd5 24. Nf4 Nxf4 25. gxf4 g5 26. fxg5 hxg5 27. Rc2 (27. Qe2 $14) 27... Kf7 28. Rac1 Rxc2 (28... Rh8 $1 $14) 29. Qxc2 $14 {[%mdl 4096] Endgame KQR-KQR} f5 30. Qc7+ Kg6 (30... Qe7 $16 31. Kg2 Qxc7 32. Rxc7+ Kg6) 31. Qe5 Qxb3 $2 {[#]} (31... Qe7 $16 {is a better chance.} 32. Rc7 Qf6) 32. Rc7 $2 (32. h4 $1 $18 {[%mdl 512]}) 32... Qd1+ $11 {The position is equal.} 33. Kg2 {White threatens Rg7+ and mate.} Qg4+ 34. Kf1 Qd1+ {[%mdl 64] Double Attack} 35. Kg2 Qf3+ 36. Kg1 {White wants to mate with Rg7+.} Qd1+ 37. Kg2 {Weighted Error Value: White=0.40/Black=0.23} 1/2-1/2

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.2"]
[White "Deac, Bogdan-Daniel"]
[Black "Jones, Gawain C B"]
[Result "1/2-1/2"]
[ECO "C58"]
[WhiteElo "2625"]
[BlackElo "2670"]
[Annotator "TA"]
[PlyCount "124"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,124,22,25,34,16,24,24,32,18,49,21,99,113,87,85,135,137,101,132,156,116,146,125,143,120,156,160,221,234,228,206,185,206,342,335,312,22,22,41,38,34,29,8,8,8,8,8,7,7,8,0,0,0,2,0,8,0,66,67,66,0,38,8,29,37,34,10,14,16,18,5,23,19,25,22,91,8,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Bd3 Nd5 {C58: Two Knights: 4 Ng5 d5 5 exd5 Na5 sidelines.} 9. Nf3 Nf4 10. O-O Nxd3 {White has an edge.} 11. cxd3 Bd6 $1 (11... Qxd3 $6 12. Nxe5 Qa6 13. Re1 $16) 12. d4 {[#]} (12. b4 $5 {[%cal Rb4a5]} Nb7 13. Qc2 $14) 12... e4 $146 {[#]} (12... exd4 $11 {keeps the balance.} 13. Re1+ Be6) ({Predecessor:} 12... exd4 13. Re1+ Be6 14. Nxd4 Bxh2+ 15. Kxh2 Qxd4 16. Qh5 Qd6+ 17. Kg1 Nb7 18. b3 O-O {½-½ (44) Kostin,A (2299)-Kharchenko,B (2467) Voronezh 2016}) 13. Re1 $1 $16 O-O 14. Rxe4 Bf5 15. Re1 Bg4 16. d3 Qf6 17. Be3 Rab8 18. Nbd2 Rxb2 19. Qa4 Rb5 20. h3 Bxh3 (20... Bh5 $16 {was called for.} 21. Ne4 Qd8) 21. gxh3 $18 Qg6+ 22. Kf1 Qxd3+ 23. Re2 f5 {[#]} (23... Qf5 $142) 24. Ne1 $1 {[%cal Re1d3]} Qc3 25. Nb3 $2 (25. Rd1 $18) 25... f4 $11 {[%cal Ra5b3]} 26. Rc1 Qb4 27. Qxb4 Bxb4 28. Bd2 (28. Nxa5 {is more complex.} Bxa5 29. Bd2 f3 30. Nxf3 Rxf3 31. Rxc6 Bb6 32. Rd6) 28... Nxb3 29. axb3 {Bxb4 is the strong threat.} f3 30. Nxf3 $1 Rxf3 {[%mdl 64] Double Attack} 31. Bxb4 Rxb4 {[%mdl 64] Double Attack} 32. Rxc6 {[%mdl 4096] Endgame Threatening Re7. KRR-KRR} Rb7 (32... Rfxb3 $6 33. Re7 $16) 33. Re3 Rxb3 34. Re7 h5 35. Rcc7 Kh7 ({Better is} 35... Rb2 $11) 36. Rxg7+ $14 Kh6 37. Rgd7 (37. Rh7+ $14 Kg6 38. Rcg7+ (38. Rxa7 Rxh3 39. Rhg7+ Kf6 $14) 38... Kf6 39. Rf7+ (39. Rxa7 Rxh3 40. Ra6+ Kg5 $14) 39... Kg5 40. Rhg7+ (40. Rxa7 Rb2 $11) 40... Kh6 41. Rxf3 (41. Rxa7 Rxh3 42. Rge7 Rb5 $14) 41... Rxf3 42. Rg3 (42. Rxa7 Rxh3 43. Ke2 Rb3 $11) 42... Rxg3 43. fxg3) 37... Rxh3 38. Kg2 Rhd3 39. Rd6+ Kg5 40. Rc5+ Kf4 41. Rxh5 Rb6 42. Rh4+ Kf5 43. Rd7 Rg6+ 44. Kf1 a5 (44... Ra6 $11) 45. d5 (45. Rd5+ $16 Kf6 46. Rxa5) 45... Ke5 $11 {The position is equal.} 46. Rd8 Rf6 47. Ke2 Ra3 48. Rh5+ Kd4 49. Kf1 Ra2 50. Rh2 a4 51. d6 Ra1+ 52. Kg2 Ra2 53. Kg3 Ra3+ 54. Kg4 Raf3 55. Rh5 R6f4+ 56. Kg5 Rf5+ 57. Kg6 Rxh5 58. Kxh5 {Strongly threatening d7.} Kd5 59. d7 {White threatens Rb8 and mate.} Kd6 60. Ra8 Kxd7 61. Rxa4 Rxf2 62. Kg5 Ke6 {Black defended with fortune.  Weighted Error Value: White=0.20/Black=0.16} 1/2-1/2

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.2"]
[White "Demidov, Mikhail"]
[Black "Shirov, Alexei"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "2526"]
[BlackElo "2662"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,25,9,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 a6 7. e3 {7.Rc1 is the modern continuation.} Bg4 8. Qb3 {The position is equal.} Bxf3 {has lost popularity (8...Na5). D13: Slav Defence: Exchange variation without ...Bf5.} 9. gxf3 Na5 10. Qa4+ Nc6 $1 11. Qb3 Na5 12. Qa4+ Nc6 $1 13. Qb3 {[#] A rather calm draw.  Weighted Error Value: White=0.02/Black=0.00} {Predecessor:} Ra7 $146 14. Bd3 e6 15. Rc1 Bd6 16. Bg3 O-O 17. O-O Na5 18. Qc2 Nc6 19. Qe2 Ra8 20. Na4 Rc8 21. Nc5 Bxc5 22. Rxc5 {½-½ (43) Seirawan,Y (2585)-Kramnik,V (2710) Monte Carlo 1994} 1/2-1/2

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.2"]
[White "Ozen, Deniz"]
[Black "Indjic, Aleksandar"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "2412"]
[BlackElo "2604"]
[Annotator "TA"]
[PlyCount "194"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,193,35,33,28,29,31,35,29,26,28,31,-14,2,-19,-18,-19,-22,-25,-10,-23,-11,-57,-38,-68,-55,-77,-68,-107,-131,-282,-258,-277,-264,-284,-192,-187,-116,-116,-128,-105,-11,-39,-25,-48,-22,-23,-36,-33,-35,-60,-66,-80,-84,-73,-81,-138,-118,-123,-74,-148,-47,-376,-305,-297,-297,-272,-280,-802,-691,-462,-284,-287,-104,-246,-207,-235,-233,-699,-691,-684,-656,-29976,0,0,0,-8,-8,-11,-22,-522,-485,-5206,0,-2654,0,-5197,-25,-1124,-8,-275,-186,-155,-28,-190,-153,-520,-40,-40,-8,-8,-8,-8,-8,-8,-8,-8,-8,-12846,-12847,-5385,-4144,-29973,-608,-4144,-4144,-29978,-29977,-29979,-29976,-29976,-29977,-29977,-29977,-29978,-29978,-29978,-29979,-29979,-29980,-29982,-29982,-29983,-29984,-29984,-29983,-29983,-29984,-29984,-29983,-29983,-29984,-29984,-29983,-29983,-29984,-29986,-29983,-29987,-29986,-29988,-29988,-29989,-29988,-29990,-29991,-29991,-29991,-29991,-29992,-29992,-29990,-29991,-29992,-29993,-29994,-29994,-29995,-29995,-29996,-29996,-29997,-29997,-29998,-29998,-29999,-29999]} 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 Nf6 5. Be2 a6 6. Bf4 {B08: Pirc Defence: Classical System.} O-O 7. O-O Nc6 {has lost popularity (7...b5).} 8. h3 {White is slightly better.} b5 9. e5 Nd7 {[%cal Rd6e5]} 10. exd6 cxd6 {[#]} 11. a4 $146 ({Predecessor:} 11. Qd2 Re8 12. Bh6 Bh8 13. a4 b4 14. Nd5 a5 15. c3 bxc3 16. bxc3 Nf6 17. Bb5 {½-½ (23) Blanco,H (2434)-Almeida Quintana,O (2521) Las Tunas 2009}) 11... b4 12. Nd5 Bb7 13. Ne3 Rc8 14. Re1 e5 15. dxe5 (15. Bg5 $5 {[%cal Rg5d8]} Nf6 16. dxe5 dxe5 17. Bc4 $11) 15... dxe5 16. Bg5 f6 $1 {[%cal Rf6g5]} 17. Bc4+ Kh8 18. Be6 Rc7 19. Nd5 $2 (19. Bh4 $17 {was forced.}) 19... Nc5 $19 20. Nxc7 Qxc7 21. Bd5 fxg5 22. Nxg5 h6 (22... Nd4 $19 23. Bxb7 Qxb7) 23. Ne4 $17 Nxe4 24. Bxe4 g5 (24... Nd4 $17 25. Bxb7 Qxb7) 25. c3 $11 bxc3 26. bxc3 Ne7 27. Bxb7 Qxb7 28. c4 Qc6 29. Rc1 Qc5 30. Qe2 Nc6 31. Qe3 Nd4 32. Kh1 (32. Qe4 $142) 32... Qc6 33. c5 Rf4 34. f3 {[#]} (34. Rb1 $142) 34... h5 ({Black should try} 34... Nxf3 $1 $17 {[%mdl 512]} 35. Re2 (35. gxf3 $2 Rxf3 36. Qe4 Rf1+ 37. Kg2 Qxe4+ {[%mdl 64] Overworked Piece} 38. Rxe4 Rxc1 $19) 35... Nh4) 35. Qf2 $2 {[%mdl 8192]} (35. Red1 $1 $15) 35... g4 36. hxg4 hxg4 37. Qh4+ Kg8 38. Rb1 $2 (38. fxg4 Nf3 39. gxf3 Qxf3+ {[%mdl 64] Double Attack} 40. Kh2 Rxg4 41. Qd8+ (41. Qh3 $2 Qf2+ 42. Kh1 Rh4 $19) 41... Kh7 42. Rg1 Qf2+ 43. Kh3 Qf3+ 44. Kh2 Qf2+ 45. Kh3 Qf3+ 46. Kh2) 38... gxf3 $19 39. Rb8+ Rf8 40. Rxf8+ Bxf8 $2 (40... Kxf8 $19 41. Rf1 e4) 41. Qg3+ (41. Qg5+ $17 Bg7 42. Rb1) 41... Bg7 {White must now prevent ...fxg2+.} 42. gxf3 Nxf3 43. Rb1 $2 (43. Rd1 Nd4+ 44. Qg2) 43... Nd2+ {[%mdl 64] Discovered Attack} 44. Qg2 Qh6+ 45. Qh2 Qc6+ $2 (45... Qxh2+ $1 {mates} 46. Kxh2 Nxb1 47. c6 e4 48. Kh3 Be5 49. Kg2 Bc7 50. Kf2 Bf4 51. Kg2 Nc3 52. Kh3 e3 53. Kg2 e2 54. Kf2 Bd2 55. Kf3 e1=Q 56. c7 Qe2+ 57. Kg3 Ne4+ 58. Kh3 Qf3+ 59. Kh2 Qg3+ {[%mdl 64] Double Attack} 60. Kh1 Nf2#) 46. Qg2 $11 Nf3 47. Rb8+ {[#]} Kf7 $1 48. Rb6 $1 {[%cal Rb6c6]} Qe4 {[#]} 49. Qf2 $2 {[%mdl 8192]} (49. Qg6+ $1 $11 {[%mdl 512]} Qxg6 50. Rxg6) 49... Bf6 $19 50. c6 (50. Rb8 $142) 50... Nh4+ $2 (50... Qg4 $19 51. Qa2+ Ke8 52. Rb8+ Bd8 53. Rxd8+ Kxd8 54. Qd5+ Kc7 55. Qd7+ Qxd7 56. cxd7 a5) 51. Kg1 $2 {[%mdl 8192]} (51. Kh2 $11) 51... Nf3+ (51... Qg4+ $142 52. Kf1 Qd1+ 53. Qe1 Qd3+ 54. Qe2 Qh3+ 55. Kg1 Nf3+ 56. Qxf3 Qxf3 57. Rb7+ Ke6) 52. Kh1 $1 {intending c7.} Nd4+ $2 (52... Qg4 $19 {( -> ...Qh3+)} 53. Qa2+ Ke8 54. Rb8+ Bd8 55. Rxd8+ Kxd8 56. Qd5+ Ke7 57. Qd7+ Qxd7 58. cxd7 a5) 53. Kg1 $2 {[%mdl 8192]} (53. Qg2 $11 Nf3 54. Rb7+ Be7 55. Qh3 (55. Qa2+ $2 Kf6 $19) 55... Ng5+ 56. Qg2) 53... Nxc6 $2 (53... Ne2+ $19 54. Kf1 Nf4 55. Rb7+ Kg6) 54. Rb7+ $2 {[%mdl 8192]} (54. Qa2+ $1 $11 {and White stays safe.} Kg6 55. Qg2+ Qxg2+ 56. Kxg2) 54... Kg6 55. Qg2+ Qxg2+ 56. Kxg2 {[#]} a5 $1 57. Rb6 $2 (57. Rb5 $17 {is tougher.}) 57... Nb4 $2 (57... Nd4 $19 58. Kf2 Kf5) 58. Rb5 $1 $15 e4 {...Nd3 is the strong threat.} 59. Rxa5 Nd3 {Threatens to win with ...Nf4+.} 60. Ra8 Bd4 61. Re8 {Cut Off at move 61} Kf5 62. a5 Nf4+ 63. Kf1 $2 {[%mdl 8192] [#] Black converts the advantage convincingly.} (63. Kg3 $11) 63... e3 $1 $19 64. a6 Kg4 65. Re4 Bb6 (65... Kf3 $142 66. Re7 e2+ 67. Rxe2 Nxe2 68. a7 Bxa7 69. Ke1 Be3 70. Kd1 Nc3+ 71. Kc2 Nd5 72. Kd3 Nc7 73. Kc4 Bg1 74. Kb3 Ke2 75. Ka3 Kd3 76. Kb3 Be3 77. Ka3 Bd2 78. Ka4 Bc3 79. Ka3 Ne6 80. Ka4 Kc4 81. Ka3 Nc5 82. Ka2 Kd3 83. Kb1 Kd2 84. Ka2 Kc2 85. Ka3 Bd2 86. Ka2 Bc1 87. Ka1 Na6 88. Ka2 Nb4+ 89. Ka1 Bb2#) 66. Ke1 Kf3 67. Rxe3+ Kxe3 {Black mates.} 68. Kd1 Kd3 69. Ke1 Ba7 70. Kf1 Ke4 71. Ke1 Nd5 72. Kf1 Kf3 73. Ke1 Nb4 74. Kf1 Nxa6 75. Ke1 Be3 76. Kf1 Nb4 77. Ke1 Nd5 {[%cal Bb4d5,Bd5f4,Bf4e6,Be6d4,Bd4f5,Bf5g3,Bg3e4,Be4f2][%mdl 32]} 78. Kf1 Nf4 79. Ke1 Ne6 80. Kf1 Nd4 81. Ke1 Nf5 82. Kf1 Ng3+ 83. Ke1 Ke4 84. Kd1 Kd3 85. Ke1 Bd4 86. Kd1 Bc3 87. Kc1 Ne4 88. Kd1 Nf2+ 89. Kc1 Kd4 90. Kc2 Kc4 91. Kc1 Kb3 92. Kb1 Bd2 93. Ka1 Bc1 94. Kb1 Ba3 95. Ka1 Ne4 96. Kb1 Nd2+ 97. Ka1 Bb2# {Weighted Error Value: White=1.07/Black=0.99} 0-1

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.3"]
[White "Wojtaszek, Radoslaw"]
[Black "Meier, Georg"]
[Result "1/2-1/2"]
[ECO "E21"]
[WhiteElo "2705"]
[BlackElo "2628"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,79,15,16,-2,-16,-12,2,-20,-6,-22,-16,-63,-51,-142,-137,-132,-136,-121,-134,-195,-193,-197,-188,-191,-151,-216,-208,-285,-284,-278,-127,-119,-121,-388,-387,-376,-240,-359,-354,-399,-290,-452,-422,-439,-421,-581,-464,-1190,-1165,-1166,-1135,-1377,-1358,-29986,-795,-782,-577,-777,-764,-781,-342,-521,262,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 Bxc3+ 5. bxc3 d6 6. g4 {E21: Nimzo-Indian: 4 Nf3.} b6 7. g5 Nfd7 8. h4 Nc6 {[#]} 9. h5 $146 ({Predecessor:} 9. e4 Na5 10. Be3 Qe7 11. Nd2 e5 12. h5 Bb7 13. Qg4 O-O-O 14. d5 Ba8 15. c5 dxc5 {½-½ (42) Mellado Trivino,J (2436)-Tallo Dominguez,I (2087) Sabadell 2009}) 9... Na5 10. Bg2 Bb7 11. g6 (11. c5 $15) 11... hxg6 $17 12. hxg6 Rxh1+ 13. Bxh1 f6 ({Not} 13... Nxc4 14. gxf7+ Ke7 15. Qd3 $18) 14. c5 (14. d5 $17) 14... dxc5 $19 15. Bf4 Nf8 16. Qd3 Qd7 17. Bg2 (17. dxc5 $17 {was necessary.} Qxd3 18. exd3) 17... O-O-O 18. Bh3 Kb8 19. Bg3 Bxf3 (19... Qa4 $19 {has better winning chances.} 20. Kf1 e5 $1 {[%mdl 512]}) 20. Qxf3 $17 cxd4 21. cxd4 $2 {[%mdl 8192]} (21. Bg2 $17 {was called for.} Qd5 22. Qxd5 exd5 23. cxd4) 21... Qxd4 $19 {[%cal Rd4a1]} 22. Rb1 Qd5 23. Qc3 (23. Qxd5 {might work better.} Rxd5 24. Bg2) 23... e5 24. f3 Nc6 {[%cal Ba5c6,Bc6d4,Bd4f3][%mdl 32]} 25. Bf2 (25. Rc1 {is a better defense.} Rd6 26. Bf5) 25... Nd4 26. Rc1 c5 27. Bg2 Nfe6 28. e3 (28. Qc4 $142 Qxc4 29. Rxc4) 28... Nxf3+ 29. Ke2 e4 30. Bg3+ Kb7 31. Qc2 {[#]} Qd2+ (31... Ned4+ $142 $1 32. exd4 Nxd4+ {[%mdl 64] Double Attack} 33. Kf2 Nxc2 34. Rxc2 Qd4+ 35. Ke2 {[#]} Qd3+ $1 {[%mdl 512]} 36. Kf2 Qxc2+ 37. Kg1 Qd1+ 38. Bf1 Qg4 $1 {[%mdl 512]} 39. Kh2 Rh8+ 40. Bh3 Rxh3+ {[%mdl 64] Double Attack} 41. Kg2 Rxg3+ 42. Kf1 e3 43. Ke1 Rg1#) 32. Qxd2 Rxd2+ 33. Kf1 Rxa2 34. Rd1 f5 (34... c4 $142 35. Bd6 a5) 35. Rd6 (35. Rd7+ {is the only way for White.} Kc8 36. Re7) 35... Ka6 $4 {[%mdl 8192]} (35... Nfg5 $19 36. Rd5 c4) 36. Rxe6 $2 (36. Bxf3 $18 exf3 37. Rxe6) 36... Ra1+ $1 $11 {The position is equal.} 37. Kf2 Ra2+ 38. Kf1 {Bxf3 is the strong threat.} Ra1+ $1 39. Kf2 Ra2+ 40. Kf1 {Weighted Error Value: White=1.10/Black=0.57} 1/2-1/2

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.3"]
[White "Bluebaum, Matthias"]
[Black "Onischuk, Vladimir"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "2672"]
[BlackElo "2633"]
[Annotator "TA"]
[PlyCount "145"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,145,31,28,35,32,45,45,47,24,39,31,52,42,63,0,9,-42,-23,-15,-30,-32,0,0,0,0,10,10,8,7,8,0,0,0,14,14,13,16,23,18,29,12,131,113,173,97,178,181,222,207,329,323,343,211,478,472,459,463,567,567,560,537,587,571,771,622,794,595,818,782,972,1000,987,995,995,988,964,964,1046,927,981,951,1018,924,1072,1053,1226,1207,1199,1165,1144,1004,1403,1625,1389,1574,1412,1350,1247,1003,927,863,867,864,857,856,838,838,1650,1594,896,1865,1297,1055,1385,831,29971,29973,29975,29976,29976,29977,29979,29980,29981,29982,29982,29983,29983,29981,29984,29982,29982,29983,29985,29986]} 1. d4 d6 2. Nf3 g6 3. c4 Bg7 4. Nc3 Nc6 5. d5 Ne5 6. Nxe5 Bxe5 7. e4 Nf6 {The main line 7...Nf6 scores better than 7...Bg7. A41: 1 d4 d6: Tartakower System and Modern Defence.} 8. Bd3 O-O 9. O-O c6 {White is slightly better. is the legacy move (9...e6).} 10. h3 Re8 {[#]} 11. f4 $146 ({Predecessor:} 11. Be3 cxd5 12. cxd5 e6 13. dxe6 Bxe6 14. f4 Bxc3 15. bxc3 Bf5 16. exf5 Rxe3 17. fxg6 hxg6 {0-1 (29) Arnaudov,P (2457)-Onischuk,V (2594) Albena 2014}) 11... Bd4+ 12. Kh2 cxd5 13. exd5 (13. cxd5 $14 Bd7 14. Qf3) 13... e5 {White should prevent ...Ng4+!} 14. Be2 (14. dxe6 $11 Bxe6 15. Qf3) 14... a6 15. fxe5 Bxe5+ 16. Bf4 Qe7 {[#] ...Bxc3 is the strong threat.} 17. Qd2 Bf5 18. Rae1 Ne4 19. Nxe4 Bxe4 20. Bg4 Bxf4+ 21. Qxf4 {Strongly threatening Rxe4!} f5 22. Bf3 Qe5 23. Bxe4 fxe4 24. Qxe5 Rxe5 $11 {[%mdl 4096] Endgame KRR-KRR} 25. Rf6 Rd8 26. Re6 Re8 {White leaves nothing to chance now.} (26... Rxe6 $1 $11 {keeps the balance.} 27. dxe6 Kf8) 27. Rxd6 $16 e3 (27... Rc8 $16) 28. Re2 (28. Rb6 $18) 28... Re4 (28... Rc8 $16) 29. b3 $18 Rd4 30. Kg3 Rd2 (30... g5 {was worth a try.} 31. Rd7 h5 32. Rxb7 h4+ 33. Kh2 a5) 31. Kf3 Rd3 32. Re6 Rf8+ $2 (32... Rxe6 33. dxe6 Kf8 34. Rxe3 Rd2 35. e7+ Ke8) 33. Ke4 Rd1 34. Kxe3 b5 35. Rxa6 bxc4 36. bxc4 Rc1 37. Kd3 Rf4 38. Rc6 Kg7 39. a4 Rff1 40. Kd4 Rfd1+ 41. Kc5 Ra1 42. Ra6 Rac1 43. Re7+ Kh6 44. Raa7 Rc3 45. Rxh7+ Kg5 46. Rhe7 Kf4 47. Rac7 Rdc1 48. Kd6 Ra3 49. c5 Rxa4 50. c6 Ra5 51. Rf7+ Ke4 52. Rce7+ Kd3 53. Rf3+ Kd4 54. Rf4+ Kd3 55. Rb7 Rcc5 56. c7 Rxd5+ 57. Ke6 Re5+ 58. Kf6 Rec5 59. Kxg6 Ra6+ 60. Rf6 Ra2 61. g4 Rac2 62. Rd6+ Ke4 63. Rd8 Rc6+ 64. Kh5 {White mates.} R2c5+ 65. g5 Kf4 66. h4 Kf5 67. Rf8+ Ke6 {[#]} 68. c8=Q+ $1 Rxc8 69. Rxc8 Rxc8 70. Kg6 Rg8+ 71. Rg7 Rh8 72. h5 Rf8 73. h6 {Accuracy: White = 80%, Black = 50%.} 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.3"]
[White "Jones, Gawain C B"]
[Black "Deac, Bogdan-Daniel"]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "2670"]
[BlackElo "2625"]
[Annotator "TA"]
[PlyCount "164"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,164,31,20,20,34,16,17,17,-67,-50,-105,-99,-111,-101,-97,-92,-137,-118,-111,-58,-156,-156,-156,-149,-150,-154,-162,-43,-58,0,-38,0,-37,-33,-48,0,-20,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-40,-48,-30,-40,-137,-137,-131,-129,-124,-116,-122,-129,-123,-118,-173,-173,-170,-31,-516,-473,-5106,-566,-778,-466,-416,0,-690,-669,-29962,-1283,-29962,-29963,-29964,-29952,-29967,-29959,-9804,-5714,-29967,-29969,-29971,-29972,-29974,-29974,-29977,-29968,-29978,-29977,-29978,-29978,-29978,-29978,-29978,-29979,-29979,-29975,-29977,-29978,-29978,-29979,-29981,-29978,-29979,-29980,-29980,-29981,-29984,-29985,-29985,-29984,-29984,-29983,-29983,-29981,-29981,0,-29982,-29983,-29989,-29987,-29989,-29981,-29990,-29981,-29990,-29990,-29990,-29981,-29981,-29982,-29982,-29983]} 1. Nf3 {Moradiabadi,E} d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. b3 b6 7. Bb2 Bb7 8. cxd5 Nxd5 9. d4 Nd7 {[%cal Bb8d7,Bd7e5,Be5d3,Bd3e1][%mdl 32]} 10. Re1 N5f6 11. Nc3 c5 12. e4 cxd4 {A14: English Opening: 1...e6 with b3 by White.} 13. Nxd4 {aiming for e5.} Ne5 14. Qe2 Bc5 {[#] The position is equal.} 15. Rad1 $146 (15. Red1 $1 $11 Qe7 16. Na4) ({Predecessor:} 15. Red1 Qe7 16. Na4 Bxd4 17. Bxd4 Nc6 18. Be3 Rfd8 19. Nc3 Qb4 20. Qb2 Ng4 21. Bf4 {1-0 (45) So,W (2822)-Onischuk,A (2667) Saint Louis 2017 CBM 178 [Moradiabadi,E]}) 15... Bxd4 $15 16. Nb5 {[#]} ({White should play} 16. Na4 $1 $15) 16... Bxb2 $1 $17 {[%mdl 512]} 17. Rxd8 (17. Qxb2 Qb8) 17... Raxd8 18. Qxb2 Nd3 $1 $36 {[%csl LRb2,LRe1][%mdl 2112] Double Attack. Keeping White busy.} 19. Qe2 {Threatens to win with Ra1.} Nxe1 20. Qxe1 {[#]} a6 (20... Rd7 $1 $17 21. e5 Rfd8) 21. e5 (21. Nc3 $15) 21... Bxg2 22. Kxg2 axb5 23. exf6 gxf6 {[%mdl 4096] Endgame KQ-KRR} 24. Qe3 Rd6 ({Black should try} 24... Rd5 $19 25. a3 Ra8) 25. Qf4 $15 e5 (25... Rd5 $15) 26. Qg4+ $11 Kh8 27. Qb4 Rfd8 28. Qxb5 Kg7 29. a4 Rc8 30. Qb4 Rdc6 31. Qg4+ Kf8 32. Qh4 Kg7 33. Qg4+ Kf8 34. Qf5 Kg7 35. h4 Re6 36. Qg4+ Kf8 37. h5 h6 38. Qe4 {Threatening Qh7.} Kg7 39. b4 {[#]} (39. f3 $15) 39... Rd8 $1 $17 40. Qg4+ Kh8 41. Qc4 Rd4 42. Qc1 Kg7 43. Qc3 Red6 44. Kh3 (44. Qc7 $17 {keeps fighting.}) 44... Re4 $19 45. Qc7 Re6 (45... Rd2 $19 46. Qxb6 Rb2) 46. Qa7 $2 {[%mdl 8192]} (46. Qc3 $1 $15) 46... Rxb4 47. Qa8 (47. a5 $142 Ra4 48. a6) 47... Rd4 (47... e4 $142 48. a5 Ra4) 48. Kg2 Rc4 49. Qa6 Rd4 (49... Rb4 $142 50. a5 Ra4) 50. Qa8 $1 e4 51. Qa7 Rb4 (51... Rd2 $142 52. Kf1 e3 53. fxe3 Rxe3 54. Qxb6 Ra3 55. Qb1 Raa2 56. g4 Rh2 57. Kg1 Rag2+ {[%mdl 64] Double Attack} 58. Kf1 Rf2+ 59. Kg1 Rfg2+ {[%mdl 64] Double Attack} 60. Kf1 Rb2 61. Kg1 Rxb1+ 62. Kxh2 Ra1 63. a5 Rxa5 64. Kg2 f5 65. Kf3 fxg4+ 66. Kxg4 Kf6 67. Kf3 Kf5 68. Ke3 Rd5 69. Kf3 Re5 70. Kg3 Ke4 71. Kf2 Kf4 72. Kg2 Re2+ 73. Kf1 Kf3 74. Kg1 Ra2 75. Kh1 Kg3 76. Kg1 Ra1#) 52. Kh3 e3 53. fxe3 Rb3 54. Kh2 Rbxe3 55. Qc7 R3e5 56. Kg2 Rxh5 57. Qc2 Rg5 58. Qb3 h5 59. Kh3 Rge5 60. Kh4 Rd6 61. Qb2 {Cut Off at move 61} Rg5 62. Qc3 Re6 63. Qd3 Re1 {[%cal Re1h1]} 64. Kh3 Rh1+ 65. Kg2 Ra1 66. Qd4 Ra3 67. Qxb6 Rxa4 68. Kh3 Rag4 69. Kh2 Rxg3 70. Qd6 R3g4 {[%cal Rg4h4]} 71. Kh3 Rg1 72. Kh2 h4 73. Qd4 R1g2+ 74. Kh1 Rg1+ 75. Kh2 h3 {Black mates.} 76. Qf4 R1g2+ 77. Kxh3 {[#]} R5g3+ $1 78. Kh4 {[#]} (78. Qxg3+ Rxg3+) 78... Rg4+ $1 {[%mdl 64] Double Attack} 79. Kh5 (79. Qxg4+ Rxg4+) 79... Rg5+ 80. Kh4 {[#]} R2g4+ $1 81. Qxg4 Rxg4+ 82. Kxg4 Kg6 {Weighted Error Value: White=0.87/Black=0.69} 0-1

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.3"]
[White "Shirov, Alexei"]
[Black "Demidov, Mikhail"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2662"]
[BlackElo "2526"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,109,7,15,-2,11,0,39,27,55,58,77,71,88,45,80,79,77,72,85,75,263,67,71,50,337,45,45,0,145,139,198,107,107,-150,-155,-301,-296,-404,60,-608,-582,-523,0,0,0,-4,-7,0,0,0,3,3,5,0,5,0,6,12,44,-38,29,29,49,0,0,0,0,0,0,0,0,0,89,0,0,0,0,0,0,0,0,0,0,0,0,0,990,8,8,8,319,319,312,283,29983,29984,29987,29988,29988,29989,29994,29995]} 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Ne7 5. Nf3 Nec6 6. h4 {C02: French: Advance Variation.} (6. Bd3 b6 7. O-O a5 8. a4 Ba6 9. Bb5 Be7 10. Na3 O-O 11. Be3 cxd4 12. cxd4 Nb4 13. Rc1 Ra7 14. Qe2 Rc7 15. Bxa6 N8xa6 {1-0 (60) Shirov,A (2643)-Demidov,M (2520) St Petersburg 2018}) 6... b6 {[#]} 7. Na3 $146 ({Predecessor:} 7. h5 Be7 8. Rh3 O-O 9. Rg3 Kh8 10. Ng5 h6 11. Nh3 Ba6 12. Qg4 Rg8 13. Nd2 Bxf1 14. Kxf1 {½-½ (30) Prie,E (2490)-Sharif,M (2481) France 2001}) 7... h6 8. Rh3 {White is slightly better.} a5 9. Nb5 Ba6 10. Bf4 Qd7 11. a4 cxd4 12. Nfxd4 Nxd4 13. cxd4 Bb4+ 14. Bd2 Nc6 $2 (14... O-O $16) 15. Rc1 $2 (15. Bxb4 $18 Nxb4 16. Nd6+ Kf8 17. Rc3) 15... O-O $14 16. Rg3 Rac8 $2 {[%mdl 8192]} (16... f6 $14) 17. Bxb4 $2 ({Only move:} 17. Nc3 $1 $18 Bxc3 18. Rcxc3 Nxd4 19. Bxa6 Rxc3 20. bxc3) 17... Nxb4 {[%cal Bc6b4,Bb4c2,Bc2d4,Bd4f5][%mdl 32]} 18. Rcc3 Bxb5 (18... Na2 $11 19. Qd2 f5) 19. Bxb5 $16 Qe7 (19... Qd8 $16) 20. Qg4 ({White should play} 20. Qc1 $1 $18 Rxc3 21. bxc3) 20... f5 21. Qg6 $2 {[%mdl 8192]} (21. exf6 $1 $16 {is forced if you want to stay better.} Qxf6 22. Rgf3) 21... Nc2+ $17 {[%mdl 64] Double Attack} 22. Kd2 (22. Kf1 $17) 22... Nxd4 $19 23. Qxh6 f4 $2 {[#]} (23... Rxc3 $19 24. bxc3 Nxb5 25. axb5 f4) 24. Rg5 $2 {[%mdl 8192]} (24. Bd3 $1 $14 {[%mdl 512]} Nf5 25. Rxg7+ $1 {[%mdl 512]} Qxg7 26. Qxe6+ {[%mdl 64] Double Attack} Qf7 27. Bxf5 Rxc3 28. Kxc3 (28. bxc3 Kg7 $11)) 24... Rxc3 25. bxc3 Nf5 $2 (25... Nxb5 $19 26. Qg6 Nc7) 26. Qg6 $11 Nxh4 27. Qh5 Rf5 28. Rxf5 Nxf5 29. Bd3 $1 Qf7 30. Qg5 {With the idea Qd8+.} Ne7 31. Qh4 g6 32. Ke2 Kg7 33. Kf3 Nf5 (33... Nc6 {keeps more tension.} 34. Qg5 d4 35. cxd4 Nxd4+ 36. Kg4 f3) 34. Qxf4 ({White should try} 34. Qd8 $14) 34... Qe7 (34... Qc7 $15 35. c4 dxc4 36. Qxc4 Qxe5) 35. Bxf5 gxf5 {[%mdl 4096] Endgame KQ-KQ} 36. Qg3+ (36. g4 $5 {[%cal Rg4f5]} Kg6 37. gxf5+ exf5 38. Qd4 $14) 36... Kf7 37. Qh2 Kg7 38. Qh5 Qc5 39. Qg5+ Kh7 40. Qh4+ Kg7 {[#]} (40... Kg6 $11 41. Qf6+ {[%mdl 64] Double Attack} Kh7) 41. Qf6+ (41. Kf4 $1 $16 {Strongly threatening Qf6+.} Qc8 42. Qf6+ Kh7 43. Qf7+ Kh6 44. f3) 41... Kh7 42. Qf7+ Kh8 43. Qxe6 {And now Qf6+ would win.} Qxc3+ 44. Kf4 Qd2+ $1 {[%mdl 64] Double Attack} 45. Kxf5 Qxf2+ {[%mdl 64] Double Attack} 46. Kg6 {Intending Qe8+ and mate.} Qxg2+ 47. Kf7 {[%cal Re6h6]} Qg7+ 48. Ke8 {Threatens to win with Qh3+.} d4 {( -> ...Qg8+)} 49. Qh3+ Kg8 $2 {[%mdl 8192] [#]} (49... Qh7 $11 50. Qf3 Qg8+ 51. Kd7 Qg7+ 52. Kd6 d3) 50. e6 $1 $18 {[%cal Re6e7]} Qg6+ 51. Kd7 d3 $2 (51... Qe4 $18 52. Qg3+ Kh7) 52. e7 {White mates.} d2 53. Qb3+ Kg7 54. e8=Q Qg4+ 55. Kc7 {Weighted Error Value: White=0.53/Black=0.81} 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.3"]
[White "Petrosyan, Manuel"]
[Black "Hovhannisyan, Robert"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2628"]
[BlackElo "2642"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,99,15,21,8,15,0,16,-4,0,-8,0,-3,0,-8,-7,-34,-13,-12,-16,-27,-15,-15,-14,-22,-17,-51,-16,-59,-67,-66,0,0,0,0,0,0,0,0,0,0,0,0,0,-6,-3,-7,0,0,0,0,0,0,5,0,0,0,0,0,8,10,21,13,20,19,516,525,510,188,1035,937,29982,29983,29986,29987,29987,29987,29988,29985,29988,29989,29989,29990,29992,29993,29994,29995,29995,29996,29996,29997,29997,29998]} 1. Nf3 d5 2. g3 Bg4 3. Bg2 e6 4. O-O Nf6 5. h3 Bh5 6. d3 {A07: Réti Opening: New York and Capablanca Systems.} Be7 7. c4 $5 {[%mdl 4] Exploring less charted territory.} c6 8. cxd5 {The position is equal.} cxd5 9. Qb3 Bxf3 10. Bxf3 Qd7 {[#]} 11. e4 $146 ({Predecessor:} 11. Be3 O-O 12. Rc1 Nc6 13. Nd2 a5 14. a4 Ne8 15. Bc5 Bxc5 16. Rxc5 Nd6 17. e3 {½-½ (41) Aronian,L (2774)-Meier,G (2621) Karlsruhe/Baden-Baden 2017}) 11... Nc6 12. Be3 O-O 13. Bg2 Rfd8 14. Nd2 h6 {aiming for ...d4.} 15. Nf3 dxe4 16. dxe4 Nxe4 17. Rfd1 Qc7 (17... Nd6 {feels hotter.} 18. Bf4 Rac8 19. Ne5 Nxe5 20. Bxe5 b6) 18. Rxd8+ Rxd8 19. Rc1 Qb8 (19... Qd7 $1 $15) 20. Ne1 $11 Nf6 21. Bxc6 bxc6 22. Qxb8 Rxb8 23. Nd3 Nd5 24. Rxc6 Nxe3 25. fxe3 {[%mdl 4096] Endgame KRB-KRN} Bf6 26. Rc2 Rd8 27. Nf2 Be5 28. g4 f5 29. Kg2 Kf7 30. Kf3 Kf6 31. b3 Rd6 32. Ke2 Bg3 33. Nd3 fxg4 34. hxg4 Kg5 35. Rc4 Ra6 36. a4 {[%cal Ba2a4,Ba4a5][%mdl 32] Black should prevent Nc5.} g6 $2 {[%mdl 8192] [#] A mistake that costs the game.} (36... Bd6 $11 {and Black stays safe.}) 37. Nc5 $1 $18 {[%cal Rc5a6]} Rb6 38. b4 $2 (38. Kf3) 38... Bd6 $2 (38... Kh4 39. a5 Rb8) 39. a5 Bxc5 40. Rxc5+ {White mates.} ({Stronger than} 40. bxc5 Rc6 $11) 40... Kxg4 41. axb6 axb6 {[#] KR-KP} 42. Rc6 $1 h5 43. Rxe6 g5 44. Rxb6 {KR-KPP} h4 45. b5 Kg3 46. Rh6 g4 47. b6 h3 48. b7 Kg2 49. b8=Q g3 {[#]} 50. Rg6 $1 {Weighted Error Value: White=0.12/Black=0.37} 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.3"]
[White "Indjic, Aleksandar"]
[Black "Ozen, Deniz"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2604"]
[BlackElo "2412"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,100,0,0,-51,14,12,14,12,14,18,40,12,43,0,0,0,0,0,0,0,27,0,2,0,26,20,56,58,51,16,15,20,22,0,0,0,0,0,0,0,0,0,15,11,37,33,93,99,147,147,136,118,135,129,242,233,240,220,345,254,289,268,339,277,380,362,406,341,499,507,500,507,507,494,476,467,519,494,950,908,981,952,942,890,29996,410,5497,5535,29997,29998,29998,29999,29999]} 1. Nf3 d5 2. d3 Nf6 3. c4 c6 4. Qa4 Nbd7 5. cxd5 cxd5 {[#]} 6. g3 $146 {A06: Réti Opening: 1 Nf3 d5.} (6. Nc3 $11) ({Predecessor:} 6. Nc3 a6 7. g4 h6 8. Rg1 e6 9. h4 h5 10. g5 Ng4 11. g6 fxg6 12. Bh3 {½-½ (66) Sychev,K (2563)-Smirin,I (2607) Moscow 2019}) 6... g6 ({Black should play} 6... e5 $15) 7. Bg2 Bg7 8. O-O {The position is equal.} O-O 9. Nc3 e5 10. Bg5 d4 11. Ne4 h6 12. Nxf6+ Nxf6 13. Bxf6 Bxf6 14. Nd2 Be6 15. h4 Qb6 16. Rab1 Be7 17. Nc4 Qc7 18. Rfc1 Rfc8 19. a3 a6 20. Qa5 Bxc4 21. Qxc7 (21. Qd2 {looks sharper.} e4 22. Qxh6 Qe5 23. Rxc4 Rxc4 24. dxc4 Rc8 25. Rc1) 21... Rxc7 22. Rxc4 Rxc4 23. dxc4 $11 {[%mdl 4096] Endgame KRB-KRB} Rb8 24. b4 b6 25. Bd5 Bd6 26. Kg2 Kf8 27. h5 g5 (27... Kg7 $14) 28. g4 $16 {White stays focused until the end.} Ke7 29. Kf3 Kf6 30. Ke4 Bc7 31. e3 dxe3 (31... Bd6 $16 32. exd4 exd4 33. Kxd4 Bc5+ 34. Ke4 Bd6) 32. fxe3 $18 Ke7 33. Rf1 f6 (33... Rf8 $142 34. c5 a5 35. bxa5 bxa5) 34. Rc1 Bd6 35. Kf5 Rc8 36. Rb1 Rc7 37. a4 Rc8 38. Kg6 Rd8 (38... e4 $142 39. Kxh6 f5 40. Kxg5 fxg4 41. Kxg4 Rh8) 39. Kxh6 f5 {intending ...Kf6.} 40. Kxg5 fxg4 41. Kxg4 e4 42. h6 Rh8 43. Kh5 Kf6 (43... Be5 $142 44. Bxe4 Bc3) 44. Rf1+ Ke5 45. Kg6 {[%csl Gg6][%cal Rf1f5] [#]} Bxb4 46. h7 {Intending Rf6 and mate.} Bc3 47. Rc1 (47. Rf6 $142 Re8 48. h8=Q Rg8+ 49. Bxg8 Be1 50. Rxb6#) 47... Bb2 (47... Bd2 $142) 48. Rb1 Bc3 49. Rxb6 {[%csl Gd5][%cal Rb6e6] White mates.} Re8 {[#]} 50. h8=Q+ $1 {[%mdl 64] Deflection} Rxh8 51. Re6# {Weighted Error Value: White=0.34/Black=0.60} 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.3"]
[White "Safarli, Eltaj"]
[Black "Navara, David"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2598"]
[BlackElo "2697"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,96,0,0,8,-11,0,-19,93,76,77,66,56,62,77,91,97,90,84,98,95,86,79,89,78,68,59,63,70,29,39,0,0,0,0,0,0,-31,12,6,12,-91,0,0,115,115,115,115,115,115,200,120,136,129,129,131,177,32,59,0,20,0,0,0,0,-37,0,-8,-8,-32,-8,-8,-8,-8,0,-6,0,-34,-29,-65,-66,-248,-272,-893,-957,-972,-928]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Bg5 Be6 7. Be2 Qa5 $1 {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} ({Don't blunder} 7... dxc4 $2 8. Bxf6 exf6 9. d5 $18) 8. Nf3 dxc4 9. O-O {[#]} g6 $1 $146 {[%mdl 8] A top novelty.} (9... Rd8 $11 {keeps the balance.}) ({Predecessor:} 9... Rd8 10. Re1 h6 11. Be3 g5 12. Nd2 Bg7 13. Bxc4 Bxc4 14. Nxc4 Qa6 15. b3 b5 {½-½ (33) Safarli,E (2641)-Tabatabaei,M (2509) Bandar e Anzali 2017}) 10. Bxf6 $16 exf6 11. d5 {[%mdl 64] Double Attack} O-O-O $1 {[%cal Re6d5]} 12. Bxc4 {Hoping for Qb3.} Bg4 13. h3 Ne5 {And now ...Bxf3 would win.} 14. hxg4 Nxc4 15. Qd4 Ne5 16. Nxe5 fxe5 17. Qxe5 Bd6 18. Qf6 Qb4 19. Qxf7 Kb8 20. Qf3 h5 21. gxh5 Rxh5 {...Qh4 is the strong threat.} 22. g3 $1 Rdh8 $1 23. Rae1 Qxb2 {aiming for ...Rh1+!} 24. Ne4 (24. Re6 $5 {[%cal Re6d6]}) 24... Qe5 {White should prevent ...Bb4.} (24... Bb4 $5 {[%cal Rb4e1]} 25. Rd1 Qe5 $11) 25. Nxd6 Qxd6 26. Rd1 {[#]} (26. Re2 $11) 26... a6 ({Black should try} 26... g5 $1 $17 {Strongly threatening ...Qg6.} 27. Qf5 a6) 27. Rfe1 $36 {[%mdl 2048] Black is under pressure.} g5 (27... Qd7 $11 {remains equal.}) 28. Re8+ $1 $16 {[%mdl 64] Deflection} Rxe8 29. Qxh5 {[%mdl 4160] Endgame Double Attack. KQR-KQR} Re5 30. Qf7 Re2 (30... Ka7 $16 31. Qf3 b5) 31. Rb1 {[%csl Gb1][%cal Rf7b7]} Qc7 32. Qg8+ Ka7 33. Qxg5 Qc5 {[#]} 34. Qf4 ({Better is} 34. Qf5 $1 $18) 34... Qxd5 $14 35. a4 (35. Qb4 $1 $14) 35... Re4 36. Qf6 Rxa4 37. Qb6+ Kb8 38. Rc1 Rc4 39. Re1 Rc8 {Threatens to win with ...Rh8.} 40. Qb4 Rh8 {[%csl Gd5][%cal Rh8h1]} 41. Qf4+ Ka8 {[%csl Gd5][%cal Rh8h1]} 42. Qe4 Qh5 43. Qg2 a5 {[%cal Ba6a5,Ba5a4,Ba4a3][%mdl 32]} 44. Rb1 {[%csl Gb1][%cal Rg2b7]} (44. g4 {looks sharper.} Qc5 45. Qe4 Ka7 46. Kg2 b5 47. f4) 44... Rh7 45. Ra1 Ka7 46. Rc1 $2 (46. Rf1 $1 $15) 46... a4 $19 47. Ra1 $2 (47. Rf1) 47... b5 48. Re1 a3 {What a bad dream for White.  Weighted Error Value: White=0.38/Black=0.23} 0-1

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.3"]
[White "Pantsulaia, Levan"]
[Black "Yilmaz, Mustafa"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2553"]
[BlackElo "2630"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,73,10,18,-10,0,0,0,0,0,0,-3,0,8,0,0,0,0,-11,4,0,18,24,20,-49,0,0,0,-64,-78,-68,-71,-59,-58,-40,-9,-5,-4,-95,27,-25,-25,-25,-29,-39,-21,-21,-21,-414,-402,-404,-122,-128,-140,-115,6,0,44,23,56,0,3,10,5022,3271]} 1. g3 g6 2. Bg2 Bg7 3. Nf3 d5 4. O-O e5 5. d3 Nc6 6. e4 Nge7 7. c3 {7.exd5 is the modern continuation. A07: Réti Opening: New York and Capablanca Systems.} a5 8. a4 O-O 9. Na3 {The position is equal.} h6 10. Qc2 Be6 11. Nb5 Qd7 12. b3 {[#]} Rfd8 $146 ({Predecessor:} 12... Rfe8 13. Re1 Rad8 14. Ba3 g5 15. h4 g4 16. Nd2 f5 17. Rad1 f4 18. exd5 Nxd5 {1-0 (41) Pantsulaia,L (2612)-Ding,L (2777) Riadh 2017}) 13. Ba3 Rac8 14. Rfe1 Kh7 15. Rad1 d4 16. cxd4 exd4 17. Rc1 ({White should try} 17. Nd2 $11) 17... Nb4 18. Bxb4 axb4 19. Nxc7 (19. e5 $1 $11) 19... b6 $15 20. h4 Qd6 21. e5 Qd7 {aiming for ...Nd5.} 22. Nd2 Nd5 (22... Bd5 $5 23. Ne4 Bxe4 24. Rxe4 Nd5 25. Rxd4 Rxc7 $17) 23. Bxd5 Bxd5 24. Ne4 (24. a5 $1 $11 {keeps the balance.}) 24... Qf5 ({Much worse is} 24... Bxe5 $6 25. Nxd5 $1 {[%mdl 512]} Qxd5 26. Qb1 $11) (24... Bxe4 $17 25. Rxe4 Re8 {[%mdl 64] Pin}) 25. Qe2 (25. Qd2 $142 Bxe4 26. Rxe4 Bxe5 27. Nb5) 25... Bxe4 $11 26. dxe4 Qxe5 27. f4 $1 {[%cal Rf4e5]} ({Don't go for} 27. Nd5 $2 Rxc1 28. Rxc1 Rxd5 $19) 27... d3 28. fxe5 dxe2 29. Rxe2 $2 {[%mdl 8192]} (29. Nd5 $11) 29... Bxe5 $19 {[%mdl 64] Double Attack} 30. Rec2 {intending Nd5.} Bxg3 $2 (30... Rd3 $19 {is more deadly.} 31. Nd5 Rxc2 32. Rxc2 Rxb3) 31. Nd5 $17 Rxc2 32. Rxc2 {[#] KRB-KRN} Be5 (32... Rd6 $1 $17 33. Kg2 Bxh4) 33. Kg2 Bd4 34. Rc7 {[%mdl 1024] White has compensation.} Kg8 35. Rb7 ({White should play} 35. Rc4 $14 Bc3 36. Rc6) 35... Re8 36. Kf3 Rc8 $2 {[%mdl 8192]} (36... Re6 $11) 37. Ne7+ {[%mdl 64] Double Attack.  Weighted Error Value: White=0.34/Black=0.37} 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.4"]
[White "Navara, David"]
[Black "Safarli, Eltaj"]
[Result "1-0"]
[ECO "E32"]
[WhiteElo "2697"]
[BlackElo "2598"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,77,22,22,20,24,25,27,23,15,25,19,11,17,24,30,41,28,19,38,51,41,41,142,158,140,121,122,70,79,37,41,31,35,36,63,52,42,23,14,0,9,9,130,130,121,120,107,109,174,178,172,164,175,182,181,3,486,482,477,473,492,495,489,481,1430,1200,1761,1675,29990,29991]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. e4 c5 6. d5 {E32: Nimzo-Indian: Classical (4 Qc2): 4...0-0.} Qe7 7. Nge2 exd5 8. exd5 {White has an edge.} O-O 9. Bd2 d6 10. O-O-O Ng4 11. Be1 Qg5+ 12. Qd2 Qxd2+ 13. Kxd2 {[#]} Re8 $146 ({Predecessor:} 13... Ba6 14. a3 Ba5 15. Rb1 b5 16. cxb5 Bb7 17. h3 Nf6 18. Kc2 Nbd7 19. Ng3 Bc7 20. Rd1 Nb6 21. Be2 Rae8 22. Bf3 Re5 23. Bd2 Nbxd5 24. Nxd5 {½-½ (24) Akshat,K (2398)-Lux,H (2231) Paris 2019}) 14. a3 Ba5 15. Ng3 Ba6 {[#]} ({Black should try} 15... f5 $14) 16. Nf5 $1 $16 Rd8 17. Kc2 g6 18. h3 (18. f3 $16) 18... Nf6 $14 19. Ne3 Nbd7 20. Rb1 {Strongly threatening b4.} Bxc3 21. Bxc3 Ne4 22. Be1 Re8 23. Bd3 f5 24. g4 f4 25. Ng2 $1 g5 (25... Nef6 $11 {keeps the balance.}) 26. h4 $16 h6 27. hxg5 hxg5 28. f3 Ng3 (28... Nef6 $16) 29. Bxg3 $18 fxg3 {[#]} 30. Rh5 $1 {Threatens to win with Rbh1.} Re5 31. Rbh1 $36 {[%mdl 2048] Keeping Black busy.} Rf8 32. Bf5 $2 (32. Rh7 $18 Rf7 33. Rh8+ Kg7 34. R1h7+ Kf6 35. Rh3) 32... Nf6 $2 {[%mdl 8192] This costs Black the game.} (32... Re2+ $11 {and Black is okay.} 33. Kd3 Bxc4+ 34. Kxc4 Ne5+ 35. Kc3 Rxg2 36. Rxg5+ Kf7) 33. Rxg5+ Kf7 {White must now prevent ...Re2+.} 34. Be6+ Ke8 35. Rxe5 dxe5 36. g5 Ne4 (36... Bxc4 $142 37. gxf6 Rxf6) 37. g6 {aiming for g7.} Nd6 38. g7 {Rh8! would kill now.} Bxc4 {[#]} 39. Rh8 $1 {[%mdl 576] Pin.  Weighted Error Value: White=0.17/Black=0.57} 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.4"]
[White "Hovhannisyan, Robert"]
[Black "Petrosyan, Manuel"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2642"]
[BlackElo "2628"]
[Annotator "RC"]
[PlyCount "49"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

1. e4 {[%emt 0:00:00]} c6 {[%emt 0:00:01]} 2. d4 {[%emt 0:00:02]} d5 {[%emt 0:00:01]} 3. e5 {[%emt 0:00:00]} Bf5 {[%emt 0:00:01]} 4. Nf3 {[%emt 0:00:02]} e6 {[%emt 0:00:02]} 5. Be2 {[%emt 0:00:01]} Ne7 {[%emt 0:00:00]} 6. O-O {[%emt 0:00:01]} Ng6 {[%emt 0:00:02]} 7. Be3 {[%emt 0:00:03]} Nd7 {[%emt 0:00:04]} 8. Nbd2 {[%emt 0:00:07]} h5 {[%emt 0:00:03]} 9. c4 {[%emt 0:00:12]} dxc4 {[%emt 0:00:20]} 10. Nxc4 {[%emt 0:00:01]} Nb6 {[%emt 0:00:04]} 11. Rc1 {[%emt 0:00:14]} Nxc4 {[%emt 0:00:06]} 12. Bxc4 {[%emt 0:00:16]} Be7 {[%emt 0:00:01]} 13. Qb3 {[%emt 0:00:05]} Qd7 {[%emt 0:00:08]} 14. Rfd1 {[%emt 0:00:03]} Bg4 {[%emt 0:00:10]} 15. d5 {[%emt 0:00:14]} exd5 {[%emt 0:00:20]} 16. Rxd5 {[%emt 0:00:02]} Qc8 {[%emt 0:00:13]} 17. Rb5 {[%emt 0:00:33]} O-O {[%emt 0:00:14]} 18. Rxb7 {[%emt 0:00:02]} Bxf3 {[%emt 0:00:03]} 19. gxf3 {[%emt 0:00:02]} Nxe5 {[%emt 0:01:15]} 20. Rxe7 {[%emt 0:00:20]} Nxf3+ {[%emt 0:00:04]} 21. Kh1 {[%emt 0:00:28]} Rb8 {[%emt 0:00:02]} 22. Bxf7+ {[%emt 0:00:07]} Kh8 {[%emt 0:00:01]} 23. Qe6 {[%emt 0:00:02]} Qxe6 {[%emt 0:00:26]} 24. Bxe6 {[%emt 0:00:02]} Rxb2 {[%emt 0:00:01]} 25. Rxa7 {[%emt 0:00:04]} 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.4"]
[White "Yilmaz, Mustafa"]
[Black "Pantsulaia, Levan"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "2630"]
[BlackElo "2553"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,59,42,40,43,46,45,45,45,45,41,54,40,41,54,96,89,161,122,142,111,129,51,182,206,245,227,299,306,512,482,441,332,500,545,821,792,792,772,771,750,5785,2889]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be2 c5 6. d5 d6 7. Nf3 e6 8. O-O exd5 9. exd5 Re8 10. h3 (10. Bf4 Ne4 11. Nxe4 Rxe4 12. Bg5 Qb6 13. Bd3 Re8 14. Re1 Bd7 15. Rxe8+ Bxe8 16. Qe2 Nd7 17. Bf4 a5 18. Rb1 a4 19. h3 Qc7 20. Re1 Nf6 21. Qd2 Bd7 22. Bh6 Bxh6 23. Qxh6 {½-½ (49) Yilmaz,M (2640)-Pantsulaia,L (2585) Kocaeli 2017}) 10... Bf5 11. Bd3 {Black must now prevent Bxf5. E91: King's Indian: Classical: 6 Be2, unusual replies including 6...c5 and 6...Bg4.} Ne4 12. Nxe4 Bxe4 13. Bxe4 {White is slightly better.} Rxe4 14. Qc2 Re8 15. Bf4 Qb6 16. Qa4 {[#]} Na6 $146 ({Predecessor:} 16... Rd8 17. Bg5 f6 18. Bh4 Nd7 19. Rab1 Qb4 20. Qc2 Re8 21. a3 Qa5 22. Rfe1 Rxe1+ 23. Rxe1 {1-0 (57) Gadzinskiy,J-Dreisch,J (2031) ICCF email 2017}) 17. Rae1 Rf8 (17... Red8 $16) 18. Re3 h6 19. h4 Rad8 20. Rfe1 (20. Re2 $16) 20... Qb4 {[#] A mistake that costs the game.} ({Better is} 20... Qxb2 $14 21. a3 Nb8) 21. Qc2 $1 $18 b5 {[#]} 22. b3 $1 {[%cal Bb2b3,Bb3c4][%mdl 32]} bxc4 23. bxc4 (23. Qxc4 Nc7 $14) 23... Nc7 $2 (23... Qb2 {was worth a try.} 24. Qxb2 Bxb2 25. Bxh6 Bg7) 24. Rb1 Qa5 25. Rb7 Na8 (25... Rfe8 $142 26. Re4 Qc3 27. Qxc3 Bxc3 28. Rxe8+ Nxe8 29. Bxh6 (29. Rxa7 Kg7 $18) 29... Nf6) 26. Ree7 {White is clearly winning.} Nb6 {[#]} 27. Qxg6 $1 {[%cal Re7f7][%mdl 576] Double Attack, Pin} Rd7 (27... fxg6 28. Rxg7+) 28. Rexd7 Nxd7 29. Qg3 Nb6 30. Bxd6 {Weighted Error Value: White=0.15/Black=0.63} 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.4"]
[White "Meier, Georg"]
[Black "Wojtaszek, Radoslaw"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2628"]
[BlackElo "2705"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,71,21,22,22,17,6,19,14,20,10,21,17,17,8,17,0,5,0,0,0,0,0,0,0,17,6,3,7,10,4,12,4,21,0,19,-14,0,0,0,0,0,-20,0,-12,0,0,0,0,0,0,18,0,0,-22,0,0,0,-13,-13,-16,-8,-24,0,-45]} 1. Nf3 d5 2. g3 Nd7 3. d4 Nb6 4. a4 a5 5. b3 Bf5 6. Ba3 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} c6 7. Nbd2 h6 8. Bg2 Nf6 9. O-O {[#]} Nbd7 $146 ({Predecessor:} 9... e6 10. Bxf8 Kxf8 11. Ne5 Ke7 12. e3 Re8 13. f4 Bh7 14. c3 Kf8 15. g4 Nfd7 {0-1 (50) Grandelius,N (2662)-Fedoseev,V (2678) chess.com INT 2020}) 10. Re1 e6 11. Bxf8 Nxf8 12. Ne5 N8d7 13. e4 (13. c4 {feels hotter.} O-O 14. Ndf3 Re8 15. Rc1 Nxe5 16. Nxe5 Qc7 17. e3) 13... dxe4 14. Nxe4 Nxe4 15. Bxe4 Bxe4 16. Rxe4 Nf6 17. Re3 O-O 18. Rd3 Qc7 19. Qf3 Rad8 20. Rad1 Nd5 {[%cal Bf6d5,Bd5e7,Be7f5][%mdl 32]} 21. R3d2 Ne7 22. Nc4 Nf5 23. c3 Rd5 24. Ne3 Nxe3 25. fxe3 Rfd8 26. Kg2 Qe7 27. e4 R5d7 28. Qe3 Qa3 29. c4 Qb4 30. d5 exd5 31. cxd5 cxd5 32. Rxd5 Qe7 {[#] aiming for ...Rxd5.} 33. Qd4 {[%cal Rd5d7]} Rxd5 34. exd5 Qe2+ 35. Kg1 Rd6 36. Qd3 {An uneventful encounter.  Weighted Error Value: White=0.07/Black=0.07} 1/2-1/2

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.4"]
[White "Deac, Bogdan-Daniel"]
[Black "Jones, Gawain C B"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2625"]
[BlackElo "2670"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,98,20,27,0,0,-2,37,26,65,47,149,45,79,85,87,88,81,83,102,81,82,27,33,20,34,37,22,12,25,21,41,35,47,37,40,-31,-27,-27,-18,-163,-174,-181,-45,-45,-50,-158,-164,-186,-184,-200,-216,-331,-322,-327,-333,-331,-328,-349,-273,-302,-299,-773,-464,-687,-518,-635,-422,-553,-541,-945,-779,-905,-700,-839,-360,-1091,-1092,-5928,-5239,-29989,-5070,-29990,-3187,-29988,-29983,-29980,-29981,-29986,-29978]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Nbd2 a6 7. Qe2 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} Ba7 8. Bb3 Ng4 $5 {[%mdl 4] [#] Exploring less charted territory.} 9. h3 $146 {White is slightly better.} ({Predecessor:} 9. O-O Qf6 10. h3 h5 11. Nc4 Bd7 12. Ng5 Nd8 13. Qf3 Qg6 14. Qd1 b5 15. Na3 f6 {0-1 (52) Herbrig,M (1725)-Winterholler,C (1929) Magdeburg 2014}) 9... Nh6 ({Don't blunder} 9... Bxf2+ $2 10. Kf1 $18) ({Reject} 9... Nxf2 10. Rf1 $16) 10. Nf1 Qf6 (10... Be6 $14) 11. g4 (11. Ng3 $16 {Strongly threatening Nh5.} Qg6 12. Bg5) 11... Qe7 12. Bg5 Qf8 13. Bxh6 gxh6 14. Ng3 Be6 15. O-O-O O-O-O 16. Nf5 ({White should play} 16. Nd2 $16) 16... h5 $11 17. Nd2 Ne7 {[%cal Bc6e7,Be7g6,Bg6f4,Bf4d3][%mdl 32]} 18. Ng3 hxg4 19. hxg4 Ng6 20. Qf3 Qe7 21. Nf5 Qg5 22. Rh5 Qf4 23. Rf1 (23. Kc2 $14) 23... Qxf3 $15 24. Nxf3 Nf4 25. Rh6 (25. Rh2 $11 {and White is okay.}) 25... Nxd3+ $19 26. Kc2 Bxb3+ (26... Nxf2 $19 {White must now prevent ...Bxf5.} 27. Ng5 Bxb3+ 28. axb3 Rdf8 29. Nxh7 Nxg4 30. Nxf8 Rxh6 {[%mdl 64] Overworked Piece} 31. Nxh6 Ne3+ {[%mdl 64] Double Attack} 32. Kd3 Nxf1 33. Nxf7 Ne3) 27. Kxd3 $15 Bxa2 28. Rfh1 {White is now going downhill.} (28. Ra1 $15 Be6 29. Ng5) 28... Bxf2 $17 29. c4 b5 $1 30. cxb5 axb5 31. Nd2 (31. Kc2 {was called for.}) 31... Be6 $19 32. Rxh7 Rxh7 33. Rxh7 Kb7 34. Nh6 Rd7 35. Nf3 Bc4+ 36. Kd2 $2 (36. Kc2) 36... Bg3 37. Kc3 (37. Nf5 $142 Bf4+ 38. Ke1) 37... Bf4 38. Nd2 Be6 39. Nf5 c5 40. Nf3 b4+ 41. Kc2 c4 42. g5 Kc6 (42... d5 $142 43. Ng7 Bg4) 43. Ng7 $2 (43. N3d4+ exd4 44. Nxd4+ Kc7 45. g6 $1 {[%mdl 512]} b3+ 46. Kb1) 43... Bg4 44. Nh2 Be2 45. Nf5 Bd3+ {[%mdl 64] Double Attack} 46. Kd1 Bxe4 (46... c3 $142 47. Ke1 cxb2 48. Kf2 b1=Q 49. Nd4+ exd4 50. Rh8 Qd1 51. Rc8+ {[#]} Kb7 $1 {[%mdl 512]} 52. Kg2 Qe2+ {[%mdl 64] Double Attack} 53. Kh3 Qxh2+ 54. Kg4 Qg3+ 55. Kh5 Qxg5#) 47. g6 fxg6 {Black mates.} 48. Ne7+ Kb5 49. Rf7 Bxh2 {Weighted Error Value: White=0.66/Black=0.44} 0-1

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.4"]
[White "Demidov, Mikhail"]
[Black "Shirov, Alexei"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2526"]
[BlackElo "2662"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,55,3,-22,-22,-19,-14,-19,-13,-8,14,10,50,23,17,11,26,0,76,66,75,100,87,71,129,34,78,94,85,86,91,93,87,110,210,176,156,148,179,185,191,134,204,185,313,304,29993,1003]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 g6 4. b3 Bg7 5. Bb2 c5 6. c4 d4 {A05: Réti Opening: 1 Nf3 Nf6.} 7. b4 O-O 8. bxc5 Nc6 {The position is equal.} 9. O-O e5 10. d3 Nd7 11. Ba3 {[#]} e4 $146 ({Predecessor:} 11... Qa5 12. Qb3 Re8 13. Nfd2 Nxc5 14. Qb5 Bg4 15. Qxa5 Nxa5 16. Bxc5 Bxe2 17. Re1 Bxd3 18. Na3 Rab8 19. Bf1 Bxf1 20. Kxf1 Bh6 21. Ne4 Nxc4 {1-0 (21) Bogumil,T (2182)-De Abreu,R (2184) chess.com INT 2020}) 12. Ne1 $1 e3 13. Nc2 exf2+ (13... Nde5 $11 {remains equal.}) 14. Rxf2 $16 Nde5 {Threatening ...Ng4.} 15. Nd2 Ng4 {[#]} 16. Rf1 $1 Bh6 (16... h5 $142) 17. Bb2 (17. Ne4 $16) 17... Be3+ 18. Kh1 Qg5 19. Ne4 ({Reject} 19. Nxe3 Nxe3 20. Qe1 Nxf1 $15) 19... Qh6 {[%csl Gg4][%cal Rh6h2]} 20. Nf6+ Nxf6 21. Rxf6 ({Of course not} 21. Nxe3 $6 Nh5 $11) 21... Bg5 (21... Bg4 $16) 22. Rf1 Bg4 23. Nxd4 Rae8 24. Nf3 Be3 25. Qb3 (25. Rb1 $18) 25... Bxc5 (25... Re7 $16 26. Qa3 g5) 26. Qxb7 $18 Nb4 (26... Nd8 {might work better.} 27. Qb5 Rxe2 28. Qxc5 Bxf3 29. Rxf3 (29. Rf2 Ne6 $14) 29... Rxb2) 27. Ne5 {[%mdl 64] Double Attack} Rb8 $2 (27... Be6 $18 28. Rab1 Bd6 29. Qxa7 Bxe5) 28. Nxg4 {Weighted Error Value: White=0.16/Black=0.55} (28. Nxf7 $142 Qxh2+ 29. Kxh2 Be3 {[#]} 30. Nh6+ $1 {[%mdl 512]} Bxh6 31. Bd5+ Nxd5 32. Qxd5+ Be6 33. Qxe6+ Rf7 34. Qxf7#) 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.5"]
[White "Hovhannisyan, Robert"]
[Black "Petrosyan, Manuel"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2642"]
[BlackElo "2628"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,110,22,29,30,22,28,12,36,20,55,48,43,0,33,0,0,0,0,-5,0,0,0,-10,111,-35,-48,-35,-39,-110,-110,-163,-159,-173,-178,-178,-175,-171,-164,-165,-163,-218,-204,-214,-203,-177,-175,-170,-160,-215,-204,-202,-228,-215,-202,-208,-208,-210,-202,-206,-211,-210,-213,-200,-207,-562,-199,-207,-207,-203,-208,-510,-506,-538,-529,-29976,-29977,-29988,-29989,-29989,-29979,-29987,-29988,-29988,-29988,-29988,-29985,-29985,-29986,-29986,-29987,-29987,-29988,-29988,-29989,-29989,-29990,-29991,-29989,-29990,-29989,-29989,-29987]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Be2 e6 5. Nf3 Ne7 6. O-O Ng6 {B12: Caro-Kann: Advance Variation.} 7. Be3 Nd7 8. c3 {[#] 8.Ne1 is becoming the main line.} h5 $146 {The position is equal.} ({Predecessor:} 8... f6 9. Nbd2 Be7 10. Ne1 h5 11. f4 Qb6 12. Qb3 c5 13. Bb5 c4 14. Qa4 Qc7 15. b3 cxb3 16. axb3 {0-1 (47) Dominguez Perez,L (2758)-Svane,R (2613) Chess.com INT 2020}) 9. Nbd2 Rc8 10. Ne1 c5 11. f4 a6 12. Bd3 Ne7 13. Bf2 Bxd3 14. Nxd3 {[%cal Rd4c5]} Nf5 15. Nf3 Be7 16. g3 Qb6 (16... g6 $11) 17. Qb3 (17. dxc5 $16 Qc7 18. b4) 17... c4 $15 18. Qxb6 Nxb6 {[%cal Bd7b6,Bb6a4,Ba4b2][%mdl 32]} 19. Nde1 {Black continues to play with concentration.} (19. Nc1 $1 $15) 19... Na4 $17 20. Rb1 (20. Nc2 $17 {keeps fighting.}) 20... Rc6 $1 $19 21. Ng2 Rb6 22. Rfc1 Nxb2 23. Rc2 Na4 24. Rxb6 Nxb6 25. h3 (25. Rb2 $142 Na4 26. Rxb7) 25... Na4 26. g4 hxg4 27. hxg4 Nh6 (27... Rh3 28. Nge1 $17) 28. Ne3 Kd7 29. Kg2 (29. Be1 $17 {might work better.}) 29... b5 30. f5 a5 {[%cal Ba6a5,Ba5b4,Bb4b3][%mdl 32]} 31. Bg3 {If only White now had time for f6....} b4 32. cxb4 axb4 {White must now prevent ...b3.} 33. f6 {[#]} b3 $1 {[%cal Rb3c2]} ({Don't take} 33... gxf6 34. exf6 Bxf6 35. g5 $17) 34. axb3 cxb3 35. Rc1 b2 ({And not} 35... gxf6 36. exf6 Bd8 37. g5 $11) 36. Rb1 Ba3 {Hoping for ...Nc3.} 37. Bf4 $2 {[#]} (37. fxg7 Rg8 38. Bf4 Nxg4 39. Nxg4 Rxg7 40. Kh3) 37... Rg8 $2 (37... g5 $1 {[%mdl 512]} 38. Nxg5 Nc3) 38. fxg7 {[#]} Nxg4 $1 {[%mdl 512]} 39. Nxg4 {Nf6+ is the strong threat.} Rxg7 40. Bg5 $2 (40. Kh3 {nothing else works.} Nc3 41. Rf1) 40... Nc3 41. Nf6+ Kc6 42. Nd2 Rxg5+ {Black mates.} 43. Kf3 Nxb1 44. Nxb1 {[%mdl 4096] Endgame KRB-KNN} Bb4 45. Ke2 Rg1 46. Kd3 Rxb1 47. Kc2 Rf1 {[%csl Gf1][%cal Rb2b1]} 48. Kxb2 {[#]} Rxf6 $1 49. exf6 {KB-KPP} Kb5 50. Kb3 Ba5 51. Kc2 Kc4 52. Kb2 Kxd4 53. Kc2 Bd8 54. Kb3 Ke5 55. Kc3 Kxf6 {Accuracy: White = 56%, Black = 81%.} 0-1

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.5"]
[White "Yilmaz, Mustafa"]
[Black "Pantsulaia, Levan"]
[Result "0-1"]
[ECO "E70"]
[WhiteElo "2630"]
[BlackElo "2553"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,99,53,63,31,38,24,31,37,72,0,14,4,18,7,37,8,14,6,8,19,32,41,61,59,77,74,100,99,84,96,89,53,74,38,52,37,231,247,254,253,222,207,280,281,294,176,196,200,217,214,211,173,198,199,229,212,339,124,223,203,237,235,223,54,54,54,54,34,27,11,13,11,58,9,25,8,11,8,8,8,25,8,33,8,16,8,12,-29999]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be2 c6 6. Nf3 d5 7. e5 Ne4 8. Be3 {E70: King's Indian: Miscellaneous lines with 4 e4, including 5 Nge2 and 5 Bd3 0-0 6 Nge2.} Nxc3 9. bxc3 dxc4 10. Bxc4 {White is slightly better.} c5 11. h3 ({White should play} 11. h4 $16) 11... cxd4 12. cxd4 Nc6 13. O-O {[#]} Bf5 $1 $146 {[%mdl 8] A relevant novelty.} (13... Na5 $5 {[%cal Ra5c4]} 14. Bd3 Be6 $14) ({Predecessor:} 13... Na5 14. Bd3 Be6 15. Qa4 Bd5 16. Nd2 Bc6 17. Qa3 b6 18. Rac1 Qd7 19. Be4 Rac8 20. Bxc6 Nxc6 {½-½ (42) Sandipan,C (2567)-Chigaev,M (2521) St Petersburg 2015}) 14. a3 Be4 15. Ng5 Bd5 16. Rc1 $36 {[%mdl 2048] White is more active.} Bxc4 17. Rxc4 h6 18. Ne4 Qd5 19. Qc2 Rac8 20. Rc5 Qd7 21. Rc1 Rcd8 22. Rd1 Nxe5 23. Rc7 (23. Rd2 $5 {[%cal Rd4e5]} Nc6 24. d5 $16) 23... Qd5 24. Nc3 (24. Rxe7 Nc6 $15) 24... Nf3+ $2 (24... Qd6 $14 25. Nb5 (25. Rxb7 Nc4 $11) 25... Qa6) 25. gxf3 $18 Qxf3 26. Qe4 ({Much less strong is} 26. Rxe7 $6 Qxh3 27. Qe2 (27. Rxb7 Qg4+ 28. Kf1 Qh3+ 29. Ke2 Qh5+ 30. Kd2 Bxd4 $14) 27... Rd7 $16) 26... Qxh3 27. Rxb7 ({Don't take} 27. Rxe7 Rd7) 27... e6 28. Rxa7 Rb8 29. Rb7 (29. a4 $142) 29... Rxb7 30. Qxb7 Qg4+ 31. Qg2 Qf5 32. Qc6 Qg4+ 33. Kf1 e5 34. dxe5 Rc8 (34... Bxe5 $142 35. Ne2 h5) 35. Qb7 $2 (35. Qd7 $18 {and the rest is easy.} Qxd7 36. Rxd7) 35... Bxe5 (35... Qh3+ $16 36. Ke1 Rxc3) 36. Ne2 Rc2 37. Rd8+ Kg7 {[#]} 38. Rd2 $2 (38. Ng3 $1 $18 {aiming for Qe7!} g5 (38... Bxg3 39. Bd4+) 39. Qd5 (39. Qe4 Qxe4 40. Nxe4 Ra2 $18) 39... Bxg3 {[#]} 40. Rd7 $1 {[%mdl 512]} (40. Qd4+ Qxd4 41. Bxd4+ Kg6 $18) 40... Qc4+ 41. Qxc4 Rxc4 42. fxg3) 38... Rxd2 $14 39. Bxd2 Qh3+ 40. Ke1 {And now Qe4 would win.} (40. Qg2 $5 {[%cal Rg2h3]} Qxa3 41. Qe4 Qh3+ 42. Ke1 $16) 40... Qxa3 41. Qe4 Qa1+ 42. Nc1 Bb2 43. Qc2 h5 44. Ke2 Bf6 45. Nd3 Qa6 46. Qb3 Qc8 47. Qd5 Qg4+ 48. Qf3 Qe6+ 49. Qe3 Qc4 50. Kf3 $2 {[%mdl 8192]} (50. f4 $11) 50... Qg4# {Quite a comeback for Black.  Weighted Error Value: White=0.46/Black=0.25} 0-1

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.5"]
[White "Meier, Georg"]
[Black "Wojtaszek, Radoslaw"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2628"]
[BlackElo "2705"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,73,-14,-8,-29,-15,-29,-1,-8,-12,-37,-36,-43,-6,-66,-61,-83,-73,-70,-10,-7,-20,-29,-16,-20,-13,-52,-25,-45,-50,-46,-54,-73,-77,-82,-20,-38,-32,-27,-22,-66,-54,-68,-64,-179,-93,-367,-385,-364,-64,-58,-53,-69,-4,0,142,132,397,388,394,398,381,397,396,394,610,579]} 1. Nf3 d5 2. e3 c5 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. O-O Nc6 {[#]} 6. d3 $146 {A06: Réti Opening: 1 Nf3 d5.} ({Predecessor:} 6. d4 Nf6 7. Qe2 e6 8. Rd1 cxd4 9. exd4 Bd6 10. Nc3 O-O 11. Ne5 Bxe5 12. dxe5 {1-0 (38) Kramnik,V (2753)-Kobo,O (2449) Lichess.org INT 2020}) 6... e6 7. Nc3 Bd6 8. e4 {The position is equal.} Nge7 9. Bd2 O-O 10. Qe2 Ng6 11. Rae1 (11. exd5 $11 exd5 12. Nxd5) 11... Nd4 $15 12. Qd1 Nxf3+ 13. Qxf3 dxe4 (13... d4 $1 $15 14. Nb1 Qc7) 14. Nxe4 $11 Be7 15. Bc3 b5 16. b3 a5 17. Qh5 Qc6 18. Re3 {Threatens to win with Rh3.} Qd5 19. Qd1 a4 20. Rfe1 axb3 21. axb3 c4 (21... b4 $17 22. Bb2 Ra2) 22. dxc4 Qxd1 23. Rxd1 bxc4 24. b4 Ra2 25. g3 Rxc2 26. Rb1 (26. Ree1 $15) 26... Rb8 (26... f5 $19 27. Nc5 f4 28. gxf4 Nxf4) 27. b5 $2 {[%mdl 8192]} (27. Rd1 $17 {was necessary.}) 27... f5 $19 28. Nd2 Bc5 $2 (28... Bg5 $1 $19 {[%cal Rg5e3]} 29. f4 Nxf4 $1 {[%mdl 512]} 30. gxf4 Bxf4) 29. Rf3 $15 Ne7 {White must now prevent ...Nd5.} 30. Nxc4 Nd5 ({Black should play} 30... Bxf2+ $15 31. Rxf2 Rxc3) 31. Be5 $11 Rc8 {[#]} (31... Rb7 $1 $11 32. Na5 Rb6) 32. b6 $1 $16 {[%cal Rb6b7] And now b7 would win.} Bxb6 $2 {[%mdl 8192]} (32... Rxc4 $16 {might work better.} 33. b7 Rf8) 33. Nxb6 $18 Rc1+ 34. Kg2 {Hoping for Nxd5!} Rxb1 35. Nxc8 g5 36. Ra3 Rc1 (36... Re1 $142 37. f4 h6) 37. Nd6 {Accuracy: White = 69%, Black = 50%.} 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "1.5"]
[White "Demidov, Mikhail"]
[Black "Shirov, Alexei"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2526"]
[BlackElo "2662"]
[Annotator "TA"]
[PlyCount "124"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,124,0,10,10,27,7,63,23,33,14,44,31,34,-20,-19,-22,120,139,178,172,172,40,36,36,35,29,43,36,50,61,43,10,18,10,20,0,0,0,17,0,0,0,0,0,0,-70,-43,-211,-208,-162,-8,-8,-8,-8,-8,-8,-8,-341,-355,-538,-291,-283,-135,-120,-116,-88,-132,-95,-12,-12,-12,-12,-12,-18,-11,-1372,-8,-11,-11,-11,-11,-11,-11,-11,-8,-8,0,-8,0,0,0,0,0,-8,0,-7,0,0,0,-8,0,-29984,-29985,-29986,-29985,-29985,-29981,-29981,-29982,-29982,-29983,-29983,-29983]} 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. O-O O-O 6. c3 c6 7. Bf4 Bf5 8. Nbd2 {[#] D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Qc8 $146 ({Predecessor:} 8... Nbd7 9. Qb3 Qb6 10. Rfe1 Rfe8 11. Rac1 Ne4 12. Nxe4 dxe4 13. Nd2 e5 14. dxe5 Bxe5 15. Bxe5 Rxe5 {1-0 (44) Tomashevsky,E (2705)-Nielsen,P (2635) Germany 2019}) 9. Re1 Bh3 (9... h6 $11) 10. Bh1 {White is slightly better.} Nbd7 11. Ng5 Bg4 12. f3 h6 13. Nxf7 ({White should try} 13. fxg4 $14 hxg5 14. Bxg5) 13... Rxf7 $11 14. fxg4 Nxg4 (14... g5 $11 15. e3 Nh7) 15. e4 $16 e5 16. Qxg4 exf4 17. e5 (17. exd5 $18 Nb6 18. Qxg6 Nxd5 19. Be4) 17... Nf8 $14 18. Qxc8 Rxc8 19. Bg2 Ne6 20. Bh3 Re8 21. Bxe6 Rxe6 22. Rf1 fxg3 23. hxg3 c5 24. Nb3 cxd4 25. cxd4 Rc6 26. Rxf7 Kxf7 $11 {[%mdl 4096] Endgame KRB-KRN} 27. Kf2 Rc2+ 28. Ke3 h5 29. Kd3 ({Better is} 29. Rf1+ $1 $11 Ke7 30. Rf2 Bh6+ 31. Kf3 Rxf2+ 32. Kxf2) 29... Rg2 30. Rc1 $2 (30. Rf1+ $15 Kg8 31. Rf3) 30... Rxg3+ $19 31. Ke2 {[#]} Rg2+ $2 (31... g5 $1 $19 32. Rf1+ Kg6) 32. Kf3 $11 Rxb2 {Hoping for ...g5.} 33. Rc7+ {[%mdl 64] Double Attack} Kg8 34. e6 Bf6 {Threatening ...Bh4.} ({But not} 34... Rxa2 $2 35. Rc8+ Kh7 36. e7 $18) 35. Rf7 $2 {[%mdl 8192] [#]} (35. Rc8+ $11 Kh7 36. Rc7+ Kg8 37. Rc8+ Kg7 38. Rc7+ {[%mdl 64] Double Attack} Kh6 39. e7 Bxe7 40. Rxe7) 35... Bh4 $1 $19 36. Rxb7 (36. Rd7 $142 g5 37. e7) 36... Rxa2 37. Kf4 Bf6 (37... Rb2 $19 {has better winning chances.} 38. Ke5 Bg5 39. Kxd5 h4) 38. Nc5 $17 Bxd4 39. Rb8+ Kg7 40. e7 Re2 (40... Rf2+ $17 41. Kg3 Re2) 41. e8=Q $11 Rxe8 42. Rxe8 Bxc5 {KR-KB} 43. Ke5 h4 {White must now prevent ...h3.} 44. Rd8 $2 {[%mdl 8192]} (44. Kxd5 $11 Bg1 45. Ke4) 44... Bb6 $2 (44... h3 $19 45. Rd7+ Kh6) 45. Rxd5 h3 46. Rd3 $1 h2 47. Rh3 a5 48. Ke4 Bg1 (48... Bc7 $5 49. Kf3 $8 g5 $11) 49. Kf3 a4 50. Kg2 Bc5 51. Rxh2 a3 {Strongly threatening ...a2.} 52. Kf3 Kf6 53. Rg2 g5 54. Ke4 Bd6 55. Rd2 Ke6 56. Re2 Be5 {And now ...Bb2 would win.} 57. Ra2 $2 {[%mdl 8192]} (57. Rc2 $11) 57... Bb2 {Black mates.} 58. Kd3 Kd5 59. Ke3 Kc4 60. Kf3 Kb3 61. Rxa3+ Bxa3 62. Kg4 Be7 {Both players deserved the win here.  Weighted Error Value: White=0.50/Black=0.35} 0-1

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "2.1"]
[White "Navara, David"]
[Black "Pantsulaia, Levan"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "2697"]
[BlackElo "2553"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,59,55,44,50,45,70,48,91,85,84,56,47,39,72,35,86,27,59,52,364,297,252,225,284,255,254,239,250,256,241,245,233,234,304,168,527,512,1118,1136,29993,789,1140,1060,1894,1801,29982,29983,29990,1119]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 c6 6. Be2 d5 7. e5 Ne8 {E70: King's Indian: Miscellaneous lines with 4 e4, including 5 Nge2 and 5 Bd3 0-0 6 Nge2.} 8. h4 $5 {[%mdl 4] A promising side line.} h5 $1 9. Ng5 Nc7 {[#]White is slightly better.} 10. g4 $1 f6 {[#]} 11. exf6 $146 ({Predecessor:} 11. gxh5 fxg5 12. hxg6 Bf5 13. Bxg5 Ne6 14. Be3 c5 15. Bd3 Bxd3 16. Qh5 Rf4 17. O-O-O {1-0 (31) Vieites,C (2079)-Louro,E (2020) ICCF email 2017}) 11... exf6 12. Nh3 hxg4 13. Bxg4 Re8+ (13... dxc4 $14 14. Nf4 g5) 14. Be3 (14. Kf1 $16) 14... dxc4 {With the idea ...Nba6.} 15. Nf4 Kf7 $2 {[%mdl 8192] Loses the game.} (15... Nba6 $1 $14) 16. Qc2 f5 17. h5 Qxd4 18. hxg6+ Kg8 {...Qxf4 is the strong threat.} 19. Be2 ({Much less strong is} 19. Bxf5 $6 Nba6 $16) 19... Rxe3 20. fxe3 Qxe3 {Hoping for ...Qg3+.} 21. Qd2 Qxd2+ 22. Kxd2 b5 23. Bf3 (23. Rh7 $142) 23... Ne6 $2 (23... b4 {is more resistant.}) 24. Rae1 $18 Nf8 {[#]} (24... Nxf4 $142 25. Re8+ {[%mdl 64] Double Attack} Bf8) 25. Ncd5 $1 {[%cal Rd5e7][%mdl 512]} Bd4 (25... cxd5 26. Bxd5+) 26. Nc7 (26. Ne7+ $142 Kg7 27. Nh5+ Kh6 28. Reg1 {[%mdl 64] Deflection, Promotion} Bxg1 29. g7 Ne6 30. g8=Q {[%mdl 64] Double Attack} c3+ 31. bxc3 Be3+ 32. Kxe3 Ng5 33. Qg7#) 26... Bb7 27. Nxa8 Na6 {[#]} 28. Re8 $1 {White threatens Ne6! and mate.} Kg7 29. Re7+ {[%mdl 64] Double Attack} Kf6 30. Rxb7 {Weighted Error Value: White=0.23/Black=1.07} (30. Rf7+ $142 Ke5 31. g7 b4 {[#]} 32. Rxf5+ $1 {[%mdl 576] Promotion} Kxf5 33. gxf8=Q+ Bf6 34. Ke3 Ke5 35. Rh5+ Bg5 36. Rxg5#) 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "2.1"]
[White "Bluebaum, Matthias"]
[Black "Indjic, Aleksandar"]
[Result "1-0"]
[ECO "A70"]
[WhiteElo "2672"]
[BlackElo "2604"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,85,56,0,16,21,0,0,47,67,80,60,145,128,123,100,102,77,75,90,95,75,88,60,124,96,118,93,178,167,172,181,179,176,175,160,179,171,375,366,368,354,780,780,784,758,778,771,689,704,754,770,744,740,796,743,802,795,1002,992,1370,655,1056,0,2149,1725,1130,1100,29988,29988,29990,1039]} 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. h3 Bg7 8. e4 O-O 9. Be3 (9. Bd3 $14) 9... a6 {A70: Modern Benoni: 6 e4 g6 7 Nf3.} 10. a4 Re8 11. Nd2 Nbd7 {The position is equal.} (11... Nxe4 $5 12. Ncxe4 (12. Ndxe4 f5 $15) 12... f5 $11) 12. Be2 {[#]} h6 $146 ({Predecessor:} 12... b6 13. O-O Rb8 14. Qc2 Qc7 15. f4 Bb7 16. Rf3 Ra8 17. Qd3 Qb8 18. Bf2 Re7 {1-0 (40) Van Foreest,L (2543)-Kotau,A (2227) Bratislava 2019}) 13. O-O g5 (13... Nh7 $14) 14. f4 gxf4 15. Rxf4 Ne5 16. Qc2 Ng6 17. Rf2 Nd7 18. Nf1 Qh4 19. Bg4 Nde5 ({Better is} 19... c4 $14) 20. Bxc8 $1 $16 Raxc8 21. Rf5 c4 {[#]} (21... Nc4 $16) 22. Bf2 $1 $18 {[%cal Rf2h4]} Qd8 {[#]} 23. Ng3 $1 Nh4 24. Rh5 Nd3 25. Be3 Re5 26. Rf1 b5 $2 (26... Qe7 {was called for.} 27. Qe2 Re8 28. Bxh6 Bxh6) 27. axb5 axb5 28. Nxb5 Nxb2 $2 (28... Rxh5 29. Nxh5 Bh8) 29. Na7 Rxh5 30. Nxh5 Nd3 31. Nxc8 Qxc8 32. Nxg7 Kxg7 33. Bd4+ Kg8 34. Qd2 Qf8 35. Qc3 Ng6 36. Qxc4 Nde5 37. Qc7 h5 38. Rb1 (38. Rf6 $142 Qe7 39. Qxe7 Nxe7 40. Bxe5 dxe5 41. d6) 38... Kh7 39. Rf1 $2 ({White should try} 39. Kh1 $18 h4 40. Rf1) 39... h4 $2 {[%mdl 8192]} (39... Kg8 $11 40. Rf6 Qe7) 40. Kh1 Kg8 41. Rf6 Qh6 42. Bxe5 dxe5 43. Qxf7+ {[%mdl 64] Double Attack. Black did not feel at home in the position after the opening.  Weighted Error Value: White=0.45/Black=0.71} 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "2.1"]
[White "Shirov, Alexei"]
[Black "Meier, Georg"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2662"]
[BlackElo "2628"]
[Annotator "RC"]
[PlyCount "69"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

1. e4 {[%emt 0:00:00]} e6 {[%emt 0:00:01]} 2. d4 {[%emt 0:00:03]} d5 {[%emt 0:00:01]} 3. e5 {[%emt 0:00:01]} c5 {[%emt 0:00:02]} 4. c3 {[%emt 0:00:01]} Nc6 {[%emt 0:00:02]} 5. Nf3 {[%emt 0:00:02]} Bd7 {[%emt 0:00:08]} 6. Be2 {[%emt 0:00:01]} Rc8 {[%emt 0:00:02]} 7. O-O {[%emt 0:00:05]} a6 {[%emt 0:00:01]} 8. Na3 {[%emt 0:00:25]} cxd4 {[%emt 0:00:44]} 9. cxd4 {[%emt 0:00:03]} Nge7 {[%emt 0:00:07]} 10. Nc2 {[%emt 0:00:04]} Nf5 {[%emt 0:00:02]} 11. g4 {[%emt 0:00:12]} Nfe7 {[%emt 0:00:35]} 12. Bf4 {[%emt 0:00:22]} Ng6 {[%emt 0:00:07]} 13. Bg3 {[%emt 0:00:03]} h5 {[%emt 0:00:01]} 14. h3 {[%emt 0:00:02]} Qb6 {[%emt 0:00:22]} 15. Rb1 {[%emt 0:00:04]} Nb4 {[%emt 0:00:06]} 16. Nxb4 {[%emt 0:00:04]} Bxb4 {[%emt 0:00:02]} 17. Qb3 {[%emt 0:00:11]} Rc6 {[%emt 0:00:23]} 18. Rbc1 {[%emt 0:00:09]} Be7 {[%emt 0:00:03]} 19. Qxb6 {[%emt 0:00:16]} Rxb6 {[%emt 0:00:02]} 20. Rc2 {[%emt 0:00:02]} hxg4 {[%emt 0:00:11]} 21. hxg4 {[%emt 0:00:02]} Rc6 {[%emt 0:00:04]} 22. Rfc1 {[%emt 0:00:03]} Rxc2 {[%emt 0:00:02]} 23. Rxc2 {[%emt 0:00:02]} Bd8 {[%emt 0:00:00]} 24. Nd2 {[%emt 0:00:26]} Bb6 {[%emt 0:00:11]} 25. Nb3 {[%emt 0:00:02]} Ne7 {[%emt 0:00:07]} 26. f4 {[%emt 0:00:40]} Ba4 {[%emt 0:00:02]} 27. Bf2 {[%emt 0:00:06]} Bxb3 {[%emt 0:00:03]} 28. axb3 {[%emt 0:00:02]} Kd7 {[%emt 0:00:01]} 29. Kg2 {[%emt 0:00:07]} Nc6 {[%emt 0:00:05]} 30. Rd2 {[%emt 0:00:03]} g6 {[%emt 0:00:08]} 31. Bd1 {[%emt 0:00:03]} Ba5 {[%emt 0:00:05]} 32. Rd3 {[%emt 0:00:02]} Bb6 {[%emt 0:00:03]} 33. Rd2 {[%emt 0:00:03]} Ba5 {[%emt 0:00:01]} 34. Rd3 {[%emt 0:00:01]} Bb6 {[%emt 0:00:01]} 35. Rd2 {[%emt 0:00:01]} 1/2-1/2

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "2.1"]
[White "Petrosyan, Manuel"]
[Black "Jones, Gawain C B"]
[Result "1-0"]
[ECO "A38"]
[WhiteElo "2628"]
[BlackElo "2670"]
[Annotator "TA"]
[PlyCount "129"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,129,45,32,1,20,13,32,-42,-43,-61,108,104,126,114,350,354,368,366,371,369,370,370,395,388,498,279,275,281,291,305,461,406,406,406,457,435,439,430,868,840,712,704,894,931,900,866,975,921,1028,1004,848,686,691,679,689,681,681,649,812,792,800,791,800,800,963,530,866,530,510,510,517,509,489,489,29966,29970,29981,29982,29981,29982,29982,29978,29978,29979,29984,29985,29983,29982,29985,29986,29988,29985,29989,29990,29990,29989,29991,29992,29992,29993,29997,29996,29997,29994,29994,29993,29993,29994,29995,4922]} 1. c4 g6 2. Nc3 Bg7 3. g3 Nf6 4. Bg2 O-O 5. Nf3 c5 6. O-O Nc6 7. d3 d5 8. cxd5 Nxd5 9. Nxd5 Qxd5 10. Be3 Qd6 11. Rc1 Nd4 12. Nd2 {A38: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3 Nf6.} Bg4 13. Re1 Qa6 {[#]} 14. a3 $146 ({White should try} 14. Rxc5 $14 Rac8 15. Rc4 Rxc4 16. Nxc4) ({Predecessor:} 14. Rxc5 Rac8 15. Bxd4 Bxd4 16. Rxc8 Rxc8 17. Qb1 Be6 18. b3 b5 19. Ne4 b4 20. e3 {1-0 (60) Andriasian,Z (2615)-Al Sayed,M (2519) St Petersburg 2011}) 14... Rac8 $15 15. h3 Bxe2 $2 (15... Bd7 $15 {stays ahead.}) 16. Rxe2 $16 Nxe2+ 17. Qxe2 Bxb2 $2 {This move loses the game for Black.} (17... b6 $16 {keeps fighting.}) 18. Rb1 $18 ({Not} 18. Rxc5 b6 $14) 18... Bxa3 19. Bxb7 {[%mdl 64] [#] Double Attack} Qe6 20. Bxc8 Rxc8 21. Ra1 Bb4 22. Rxa7 Qxh3 23. Nc4 (23. Ne4 $142 Qe6 24. Ng5) 23... Qe6 24. Qf3 {[#] aiming for Bh6.} h5 25. Qe4 Rc6 (25... Qxe4 $142 26. dxe4 Re8) 26. Rxe7 Qxe4 27. dxe4 ({But not} 27. Rxe4 Rc8 $18) 27... Ra6 28. Rc7 Re6 29. e5 Kg7 (29... Bc3 $142 30. Rxc5 f6 31. Rc8+ Kh7 32. Rc7+ Kg8 33. exf6 Bxf6) 30. Bg5 Bc3 31. Bf6+ Kh6 32. Rxf7 g5 33. Rc7 Bd4 34. Kg2 Ra6 35. Rc8 Ra2 36. Rh8+ Kg6 37. Rg8+ Kf7 38. Rxg5 Rxf2+ 39. Kh3 Rc2 40. Nd6+ Ke6 41. Rxh5 Rc1 42. Kg4 c4 43. Rh8 c3 44. Rc8 c2 45. Bg5 Rg1 46. Rxc2 Bxe5 47. Nf5 Bxg3 (47... Rf1 $18 48. Rc6+ Kd7) 48. Nxg3 {White mates.} Kd5 49. Be3 Re1 50. Kf3 Ra1 51. Rd2+ Ke6 52. Ke4 Ra4+ 53. Bd4 Ra5 54. Ne2 Kf7 55. Nf4 Ra4 56. Rb2 Ra5 57. Rb7+ Ke8 58. Nd5 Ra2 59. Ke5 Re2+ 60. Kd6 Kf8 61. Nf4 Rd2 62. Ne6+ Kg8 63. Rg7+ Kh8 64. Rg2+ Rxd4+ 65. Nxd4 {Weighted Error Value: White=0.30/Black=0.60} 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "2.2"]
[White "Jones, Gawain C B"]
[Black "Petrosyan, Manuel"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2670"]
[BlackElo "2628"]
[Annotator "TA"]
[PlyCount "151"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,151,0,27,14,10,4,13,13,18,8,15,15,17,7,15,8,22,6,29,10,37,-6,-6,-5,-12,-8,0,0,0,-14,0,0,0,0,125,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-50,0,0,22,11,36,0,27,38,54,-138,90,90,108,83,121,83,89,88,80,77,104,88,260,32,119,59,269,-144,151,58,78,78,78,78,82,62,91,53,84,48,64,56,65,65,65,65,65,65,66,66,349,358,327,223,216,213,297,287,381,368,466,462,442,410,383,349,350,76,76,76,29981,29982,29982,29983,29983,29984,29984,29983,29983,29984,29984,29985,29989,29987,29987,29985,29991,29992,29994,29995]} 1. Nf3 d5 2. b3 c5 3. e3 a6 4. Bb2 Nc6 5. g3 Qc7 6. c4 {A06: Réti Opening: 1 Nf3 d5.} dxc4 $1 7. bxc4 {[#]} Nf6 $146 ({Predecessor:} 7... Bf5 8. Nc3 e6 9. Nh4 Nh6 10. Nxf5 Nxf5 11. Bh3 Nd6 12. Qa4 O-O-O 13. O-O Kb8 {1-0 (26) Almasi,Z (2707)-Gaponenko,I (2437) Douglas 2017}) 8. Nc3 {The position is equal.} e6 9. Bg2 Be7 10. O-O O-O 11. Qe2 b6 12. d4 cxd4 13. exd4 Na5 14. Rac1 Bb7 15. Ne5 Bxg2 16. Kxg2 Rac8 {[%cal Ra5c4]} 17. Nd1 Nd7 18. Nxd7 Qxd7 19. Ne3 b5 20. c5 Nc6 21. Rfd1 Nb4 {[#]} (21... Bg5 $11 {remains equal.}) 22. Qf3 (22. d5 $1 $16 {[%mdl 512] Qg4! is the strong threat.} Nxd5 23. c6 $1 {[%mdl 512]} Nxe3+ 24. Qxe3) 22... Rfd8 $11 23. a3 Nd5 24. Ng4 Bf6 25. h4 h5 26. Nxf6+ Nxf6 27. d5 Nxd5 28. Qxh5 f6 29. Kg1 Qf7 30. Qg4 Rc6 31. a4 Rb8 32. axb5 Rxb5 33. Ba3 Rb8 34. Re1 Re8 (34... Rb3 $5 {[%cal Rb3a3]} 35. Ra1 Rb5 $11) 35. Rb1 Rc7 36. Qa4 $2 (36. Rb3 $14 {stays ahead.}) 36... Qd7 $2 (36... Nc3 $17 37. Qxa6 Nxb1 38. Rxb1 e5) 37. Qxa6 $16 Ra7 38. Qd3 Qa4 39. Bb2 Qg4 40. Re4 Qf5 41. Rbe1 Rc7 42. Qd4 Rc6 $2 (42... Ra7 $16) 43. Kg2 $2 ({White has to play} 43. g4 $1 $18 {[%cal Rg4f5]} Qh7 44. h5 (44. Rxe6 Rcxe6 45. Qxd5 Qg6 $15)) 43... Rec8 (43... Rd8 $14) 44. Ba3 (44. g4 $16 Qg6 45. Rxe6 Rxc5 46. Rd6) 44... Kf7 $2 (44... Ra8 $14 45. Bc1 Nc7) 45. Qa4 $2 ({Only move:} 45. g4 $18 Qh7 46. Rxe6 $1 {[%mdl 576] Remove Defender}) 45... Ne7 $2 {[%mdl 8192]} (45... Nc3 $17 {stays on course.} 46. Qd4 Nxe4 47. Rxe4 Rd8 $1 {[%mdl 512]}) 46. Qb3 (46. g4 $16 Qd5 47. Rd1) 46... Qd5 47. Qxd5 Nxd5 48. Ra4 R8c7 49. Rc1 Ne7 50. Ra5 Ng6 51. Bb4 Ne5 52. Rd1 Nd7 {[%cal Rd7c5]} 53. Rd6 Rxd6 54. cxd6 $14 {[%mdl 4096] Endgame KRB-KRN} Rb7 55. Ba3 e5 56. Ra8 Ke6 $2 {[%mdl 8192]} (56... f5 $14) 57. Re8+ $18 Kd5 58. Re7 {aiming for h5.} g6 {[#]} 59. Rg7 $1 Ke6 60. Rxg6 Rb3 61. Bc1 {Cut Off at move 61} Kxd6 62. h5 Ke6 63. h6 Rb8 64. g4 Rh8 65. g5 $2 (65. Rg7 $18 {is the precise move to win.}) 65... Rh7 $16 66. gxf6 Kf7 $2 {[%mdl 8192]} (66... Nxf6 $16 67. Kf3 Rc7) 67. Rg7+ {White mates.} Rxg7+ 68. fxg7 {KB-KN} Kg8 69. Kf3 Nf6 70. Bb2 Kh7 71. Bxe5 Ng8 72. Bf4 Kg6 73. Ke4 Nf6+ 74. Ke5 Ng8 75. Ke6 Kh7 76. Kf7 {Weighted Error Value: White=0.38/Black=0.53} 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "2.2"]
[White "Meier, Georg"]
[Black "Shirov, Alexei"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "2628"]
[BlackElo "2662"]
[Annotator "TA"]
[PlyCount "122"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,122,14,16,18,17,10,14,0,33,17,38,39,33,35,60,60,51,17,30,31,29,29,26,27,25,21,82,12,112,112,234,232,234,233,233,233,216,230,192,13,13,14,17,14,14,14,17,0,0,0,0,0,12,-8,0,-68,-68,-68,-68,-68,-42,-42,-42,-42,-42,-42,-42,-42,-41,-41,-41,-41,-41,-41,29977,-59,-59,-59,-59,-59,-59,-59,-59,-59,-59,-59,-59,-59,-59,-59,-59,-59,0,-59,0,-59,-59,-59,-59,-59,-59,-59,-59,-59,-59,-59,-59,-59,-59,-59,-59,-59,-59,-59,0]} 1. Nf3 d5 2. g3 Bg4 3. Bg2 Nd7 4. h3 Bh5 5. c4 e6 6. cxd5 {A07: Réti Opening: New York and Capablanca Systems.} exd5 7. O-O Ngf6 8. Nc3 {The position is equal.} Bd6 9. d3 c6 10. e4 O-O 11. exd5 Nxd5 12. Nxd5 cxd5 {[#]} 13. Be3 $5 $146 {[%mdl 8] New and interesting.} ({Predecessor:} 13. Qb3 Nc5 14. Qxd5 Bg6 15. Nh4 Be7 16. Nxg6 hxg6 17. Rd1 Qxd5 18. Bxd5 Rad8 19. Bc4 {1-0 (61) Cheparinov,I (2693)-Rusev,K (2538) Kozloduy 2018}) 13... Re8 14. Re1 Ne5 15. g4 Bg6 16. Nxe5 Bxe5 17. Qb3 $36 {[%mdl 2048] Threatens to win with f4. White is more active.} h5 (17... d4 $11 {keeps the balance.} 18. Bd2 Qd6) 18. d4 ({Much worse is} 18. Qxd5 $6 hxg4 19. d4 gxh3 $11) ({White should try} 18. f4 $16 Bf6 19. Bf2 (19. Qxb7 Rxe3 20. Rxe3 Bd4 $17) (19. Bxd5 hxg4 20. hxg4 Rxe3 $17)) 18... Bb8 (18... Bf6 $11 {remains equal.}) 19. Qxd5 $16 Qc7 (19... Bc7 $16 {is a better defense.}) 20. f4 $18 ({Don't blunder} 20. gxh5 $2 Qh2+ 21. Kf1 Bd3+ 22. Re2 Bf4 $19) 20... Rxe3 21. Rxe3 Qxf4 22. Rae1 Qh2+ 23. Kf1 Bf4 24. gxh5 $2 ({Resist} 24. Qxb7 $6 Rb8 $16) (24. Rf3 $18 hxg4 25. hxg4) 24... Bxe3 $11 25. Rxe3 Bb1 $1 26. Qe5 Qxe5 27. Rxe5 Bxa2 {[%mdl 4096] Endgame KRB-KRB} 28. Re7 Rd8 29. Rxb7 Rxd4 30. Rxa7 Be6 31. h6 gxh6 32. Ra5 (32. Rb7 $11) 32... Rb4 $15 33. Kf2 Rxb2+ 34. Kg3 Kg7 35. h4 Rb3+ 36. Bf3 $1 Rb4 37. Rc5 Kf6 38. Ra5 Rb8 39. Ra3 Rg8+ 40. Kf4 Rg1 41. Ra5 Rh1 $2 {[%mdl 8192] [#]} (41... Rc1 $15) 42. h5 $2 (42. Bxh1 {mates} Bc4 43. Rf5+ Ke6 44. Rh5 Kd7 45. Rxh6 Ke7 46. Be4 f5 47. Bxf5) 42... Rh4+ 43. Kg3 Rd4 44. Rc5 Rd3 45. Kf4 Ra3 46. Be4 Rh3 47. Bf3 $1 Ke7 48. Rc7+ Kd6 49. Rc6+ Kd7 {[#] ...Rxf3+! is the strong threat.} 50. Rc5 Ke7 51. Rc7+ $1 Kf6 52. Rc5 $1 Rh4+ {Black is slightly better.} 53. Kg3 Rd4 54. Ra5 Bf5 55. Ra6+ Kg5 56. Ra5 Rd3 57. Kf2 Kf6 58. Ra6+ Be6 59. Ra5 $1 Rc3 60. Kg3 Rc4 61. Kf2 Rc3 {Weighted Error Value: White=0.20/Black=0.24} (61... Rf4 $15) 1/2-1/2

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "2.2"]
[White "Indjic, Aleksandar"]
[Black "Bluebaum, Matthias"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2604"]
[BlackElo "2672"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,96,0,0,0,7,-11,-14,-11,-14,-20,0,-7,-10,-9,-8,-19,-9,-48,-15,-12,-10,-22,-19,-60,-24,-24,-16,-50,-30,-41,-29,-37,-34,-32,-43,-66,-39,-116,-139,-189,-100,-91,-64,-66,-52,-68,-62,-175,-78,-83,-82,-72,-72,-71,-83,-97,-87,-105,-48,-53,-48,-76,-76,-79,-79,-120,-118,-142,-142,-131,-61,-54,-49,-175,-165,-164,-170,-688,-681,-647,-680,-678,-661,-634,-589,-886,-861,-5643,-925]} 1. Nf3 d5 2. d3 Nf6 3. c4 e6 4. g3 dxc4 5. Qa4+ Bd7 6. Qxc4 {A06: Réti Opening: 1 Nf3 d5.} c5 {[#]} 7. Ne5 $146 ({Predecessor:} 7. Bg2 Bd6 8. Nc3 Nc6 9. d4 cxd4 10. Nxd4 Rc8 11. Qd3 Nxd4 12. Bxb7 Rxc3 13. bxc3 {½-½ (59) Kalinic,I-Fabeta,T (1797) Bjelolasica 2009}) 7... Nc6 8. Nxd7 {The position is equal.} Qxd7 9. Bg2 Rc8 10. Qc2 Be7 11. O-O O-O 12. Nc3 Rfd8 13. Bd2 a6 14. Rac1 b5 15. Bf4 h6 16. Rfd1 Nd5 17. Nxd5 exd5 18. b3 Qe6 {aiming for ...Nd4.} 19. Re1 c4 20. bxc4 dxc4 21. dxc4 Nd4 22. Qb2 {And now e3 would win.} bxc4 {Strongly threatening ...c3!} 23. e3 (23. Qb7 $1 $15) 23... Nb5 $17 24. Qe5 Qxe5 (24... Bb4 $19 {Threatens to win with ...Qxe5.} 25. Qxe6 fxe6) 25. Bxe5 Ba3 26. Rc2 $1 Rc5 27. f4 Bb4 28. Ree2 (28. Bd4 $15 Nxd4 29. exd4 Rxd4 30. Re4 Rxe4 31. Bxe4) 28... c3 (28... Rd1+ $1 $19 {has better winning chances.} 29. Kf2 c3) 29. Kf2 f6 30. Bd4 Nxd4 31. exd4 Rxd4 32. h4 Kf8 $36 {[%mdl 2048] Keeping White busy.} 33. Be4 Rc7 (33... g5 $17 34. Ke3 Rd1 35. hxg5 fxg5) 34. Bg6 $15 {[%csl Gg6][%cal Re2e8]} Re7 35. Rxe7 Kxe7 {[%mdl 4096] Endgame KRB-KRB} 36. Ke3 Rd1 37. Ke2 Ra1 38. Kd3 {[#]} Rg1 $1 39. Kc4 Ba5 (39... Rxg3 $17 40. h5 a5) 40. Re2+ Kd6 41. Re3 {Loses the game.} (41. Bf5 $15) 41... Rg2 $19 {...c2 is the strong threat.} 42. Rd3+ Kc7 {White must now prevent ...c2.} 43. Rd5 $2 {[#]} (43. Rd1) 43... c2 $1 {[%cal Rc2c1] Black is clearly winning.} 44. Bxc2 Rxc2+ {[%mdl 64] Double Attack} 45. Kb3 Rc3+ {[%mdl 64] Double Attack} 46. Kb2 Bb4 47. a3 Rxa3 48. Rd4 a5 {Accuracy: White = 56%, Black = 73%.} 0-1

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "2.2"]
[White "Pantsulaia, Levan"]
[Black "Navara, David"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "2553"]
[BlackElo "2697"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,62,0,0,0,0,0,8,0,0,-50,-44,-44,-41,-44,-46,-54,-38,-94,-32,-27,-17,-76,-77,-58,-5,-7,-14,-206,-196,-525,-502,-522,-516,-503,-510,-514,-383,-748,-736,-715,-702,-706,-382,-810,-815,-777,-785,-614,-205,-198,-206,-29992,-29993,-29993,-29994]} 1. g3 e5 2. Bg2 d5 3. c4 c6 4. cxd5 cxd5 5. d4 e4 6. Nh3 {A20: English Opening: 1...e5.} Nc6 7. O-O h6 8. Nc3 {The position is equal.} Nf6 {[#]} 9. Nf4 $146 ({Predecessor:} 9. f3 Bb4 10. Nf2 O-O 11. fxe4 dxe4 12. e3 Bxc3 13. bxc3 Bf5 14. c4 Rc8 15. Bd2 {½-½ (57) Gorshtein,I (2372)-Parkhov,Y (2411) Ramat Gan 2020}) 9... g5 10. Nh3 Bg7 $36 {[%mdl 2048] White is under pressure.} 11. f3 exf3 12. exf3 O-O 13. Nf2 (13. Be3 $15) 13... Qb6 ({Black should play} 13... Re8 $17) 14. f4 $15 g4 15. Bxd5 (15. Be3 $11 {keeps the balance.}) 15... Nxd5 $17 16. Nxd5 Qxd4 (16... Qd8 $15 17. Ne3 Qxd4) 17. Be3 $11 Qxb2 18. Rb1 $2 {This move loses the game for White.} (18. Qd3 $11 {and White stays safe.}) 18... Qxa2 $19 {Hoping for ...Rd8.} 19. Nxg4 $2 (19. Ne4 Rd8 20. Nef6+ Bxf6 21. Nxf6+ Kg7 22. Qe1 Kxf6 23. Qc3+ Kg6 {[#]} 24. f5+ $1 {[%mdl 512]} Bxf5 25. Rxf5 Qxb1+ 26. Rf1 Qxf1+ 27. Kxf1) 19... Bxg4 20. Nf6+ Bxf6 21. Qxg4+ Bg7 22. Rxb7 Qe6 23. Qf3 $2 (23. Qxe6 fxe6 24. Kg2) 23... Rfe8 24. Bf2 Nd4 25. Qg2 Qe2 26. Rd7 $2 (26. Qd5 Qe6 27. Qxe6 Rxe6 28. Rfb1) 26... Nf3+ 27. Kh1 Nd2 28. Rc1 Rac8 $2 (28... a5 29. Bb6 Nf3) 29. Rxc8 Rxc8 30. Bxa7 $2 (30. Bg1 $19 Qxg2+ 31. Kxg2) 30... Rc1+ 31. Bg1 {[#]} Nf3 $1 {[%mdl 512] Accuracy: White = 38%, Black = 72%.} 0-1

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "2.3"]
[White "Navara, David"]
[Black "Pantsulaia, Levan"]
[Result "1/2-1/2"]
[ECO "A70"]
[WhiteElo "2697"]
[BlackElo "2553"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,92,42,54,62,60,45,43,64,41,47,41,39,37,31,20,45,25,29,26,35,0,0,-20,68,68,62,53,63,81,78,20,20,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,14,17,12,19,616,563,1073,523,793,573,514,508,480,468,1171,1165,29993,29994,29994,29985,29985,0,29994,0,29982,0,29994]} 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. h3 Bg7 8. Nf3 O-O 9. Bd3 Re8 10. O-O Nbd7 {A70: Modern Benoni: 6 e4 g6 7 Nf3.} 11. Re1 Ne5 $1 {[%mdl 4] is recently more successful than 11...a6.} 12. Nxe5 Rxe5 {White is slightly better.} 13. f4 Re8 {[#]} 14. Qf3 $146 ({Predecessor:} 14. a4 Nh5 15. Qf3 f5 16. g4 fxg4 17. hxg4 Qh4 18. Be3 Bxg4 19. Qg2 Bd4 20. Qh2 {0-1 (27) Kwong,W (1876)-Laohawirapap,P (1913) chess.com INT 2020}) 14... Nd7 15. Be3 a6 16. a4 Rb8 17. Bf2 Qa5 18. Bc2 Qb4 19. Rab1 b5 20. Na2 Qa5 ({Black should try} 20... Qd2 $11 21. Re2 Qa5) 21. b4 $14 Qc7 22. Rec1 c4 23. Nc3 Qd8 24. Rd1 ({White should play} 24. Ne2 $16) 24... g5 25. axb5 axb5 26. Bd4 gxf4 27. Bxg7 Kxg7 28. Qxf4 Ne5 29. Ra1 Bd7 30. Kh2 h6 31. Ra6 Rb6 32. Rda1 Rxa6 33. Rxa6 Bc8 34. Ra8 Qb6 $1 35. Ne2 Kh7 $2 {[%mdl 8192] [#]} (35... Ng6 $11 36. Qd2 Qf2 37. Qd4+ Qf6) 36. Ng3 $1 $18 ({Wrong is} 36. Rxc8 $2 Rxc8 37. Qf5+ Kg7 $19) 36... Qb7 {[#]} 37. Nh5 (37. Nf5 $142 $1 {[%mdl 512]} Bxf5 38. Qxf5+ Kg8 39. Rxe8+ Kg7 40. Bd1) 37... Rh8 {[#]} 38. Qf6 $1 {[%csl Gh5][%cal Rf6g7][%mdl 512]} Rg8 {Threatens to win with ...Rg6.} 39. Qxd6 Qxa8 40. Nf6+ ({Weaker is} 40. Qxe5 Qa2 $18) 40... Kg7 (40... Kh8 $142 41. Qxe5 Qa2 42. Nxg8+ Kxg8 43. Qg3+ Kh7) 41. Qxe5 {Intending Nd7+ and mate.} Rd8 {[#]} 42. Nh5+ $1 {[%mdl 576] Discovered Attack (Double check)} Kf8 43. Qh8+ Ke7 44. Qe5+ Kf8 $1 {If only Black now had time for ...Qa6....} 45. Qh8+ Ke7 46. Qe5+ Kf8 $1 {[%mdl 32768] Weighted Error Value: White=0.63/Black=0.35. An unexpected result.} 1/2-1/2

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "2.3"]
[White "Bluebaum, Matthias"]
[Black "Indjic, Aleksandar"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "2672"]
[BlackElo "2604"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,76,27,74,60,56,67,61,45,46,48,52,37,23,18,29,10,22,8,21,10,18,19,37,0,10,-7,-3,-26,-21,-85,-70,-94,-86,-99,-87,-127,-133,-132,-132,-396,-377,-375,-364,-559,-549,-537,-487,-512,-508,-493,-493,-493,-491,-516,-420,-468,-406,-444,-406,-433,-450,-443,-409,-514,-385,-353,-343,-1268,-1263]} 1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 e5 5. Nf3 Bg4 6. dxe5 {A42: Modern Defence: Averbakh Variation.} Bxf3 7. gxf3 {exd6 is the strong threat.} Bxe5 {[#]} 8. c5 $146 {White is slightly better.} ({Predecessor:} 8. Be3 Nf6 9. Qd2 O-O 10. O-O-O Nbd7 11. Bh6 Nh5 12. f4 Bg7 13. Bxg7 Nxg7 14. h4 {1-0 (35) Budisavljevic,L (2444)-Dudin,G (2387) Paracin 2020}) 8... Nc6 9. cxd6 $1 cxd6 10. f4 (10. Bg2 {feels hotter.} Rc8 11. Rb1 a6 12. f4 Bd4 13. O-O) 10... Bxc3+ 11. bxc3 Nf6 12. Bg2 O-O 13. O-O Re8 14. Re1 Nh5 15. Bf3 {White wants to play Rb1.} Ng7 $1 16. Be3 Qf6 17. Rb1 Ne6 18. Qd2 ({Much worse is} 18. Qxd6 Rad8 $17) 18... Ng5 19. fxg5 (19. Bg2 $11 {keeps the balance.} Nxe4 20. Bxe4 Rxe4 21. Rxb7) 19... Qxf3 $17 20. Bf4 $1 Qg4+ 21. Bg3 Ne5 {Strongly threatening ...Nf3+.} 22. Qe2 {Threatens to win with Qxg4.} Nf3+ ({Avoid the trap} 22... Qxg5 $2 23. f4 $18) 23. Kh1 d5 $36 {[%cal Re8e4][%mdl 2048] White is under strong pressure.} 24. Rb4 $2 {[%mdl 8192] [#]} (24. e5 $17 {only move.}) 24... a5 $1 $19 {[%cal Ra5b4]} 25. Rd4 {[#]} Qh5 $1 26. Rxd5 (26. e5 {was necessary.}) 26... Nxe1 27. Qxe1 Qf3+ 28. Kg1 Rxe4 {[%cal Re4e1]} 29. Qd1 {[#]} Re1+ $1 {[%mdl 576] Deflection} 30. Qxe1 Qxd5 {[%mdl 4160] Endgame Double Attack. KQR-KQB} 31. a3 Rd8 {Hoping for ...Qf3.} 32. Qe3 Qc6 {( -> ...Rd1+)} 33. f3 b6 34. Be5 Qe6 35. Qf4 Qf5 36. Qe3 Re8 37. f4 Rd8 38. Kf2 $2 (38. Bd4) 38... Qc2+ {White did not feel at home in the position after the opening.  Weighted Error Value: White=0.56/Black=0.13} 0-1

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "2.3"]
[White "Shirov, Alexei"]
[Black "Meier, Georg"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2662"]
[BlackElo "2628"]
[Annotator "TA"]
[PlyCount "31"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,31,2,10,9,37,24,22,25,27,26,23,0,0,-34,-14,-10,0,0,0,0,634,639]} 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Rc8 7. O-O {C02: French: Advance Variation.} a6 8. Na3 cxd4 9. cxd4 {The position is equal.} Nge7 10. Nc2 Nf5 {[#]} 11. g4 $146 ({Predecessor:} 11. g3 Qb6 12. h4 Be7 13. Kg2 O-O 14. Bd3 Kh8 15. Bxf5 exf5 16. Bg5 f4 17. Bxf4 Qxb2 {0-1 (25) Nevednichy,V (2531)-Andreikin,D (2726) chess.com INT 2020}) 11... Nfe7 12. Ng5 h6 13. Nh3 h5 14. gxh5 Nf5 15. Bg4 Qh4 $2 {[%mdl 8192] [#]} (15... Nh6 $11) 16. Bg5 {Weighted Error Value: White=0.06/Black=0.73} 1-0

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "2.3"]
[White "Petrosyan, Manuel"]
[Black "Jones, Gawain C B"]
[Result "0-1"]
[ECO "A38"]
[WhiteElo "2628"]
[BlackElo "2670"]
[Annotator "TA"]
[PlyCount "160"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,160,5,1,10,0,7,6,14,-11,-11,-67,-75,-70,-85,-59,-14,-61,-22,-14,15,18,73,0,22,22,23,-24,36,21,24,20,23,29,20,20,117,95,75,16,16,16,24,22,72,72,72,72,72,72,72,72,72,72,72,72,72,72,72,72,72,72,72,56,72,72,72,56,56,56,56,56,56,52,56,58,64,20,20,20,20,0,0,0,0,0,0,0,0,0,0,0,8,0,0,0,8,0,0,-105,-105,-424,-422,-697,-576,-711,-609,-29969,-282,-975,-972,-966,-968,-893,-743,-1648,-29973,-29972,-29973,-29980,-29981,-29981,-29982,-29982,-29983,-29983,-29983,-29983,-29983,-29984,-29984,-29984,-29985,-29987,-29988,-29988,-29989,-29989,-29986,-29990,-29991,-29991,-29990,-29990,-29991]} 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 c5 6. Nc3 Nc6 7. d3 d6 8. Rb1 Rb8 9. a3 a6 10. Bd2 Bd7 {A38: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3 Nf6.} 11. b4 cxb4 12. axb4 b5 {The position is equal.} 13. Nd5 bxc4 14. Nxf6+ (14. dxc4 $11 Ne4 15. Nd4 Nxd4 16. Bxe4) 14... Bxf6 $15 15. dxc4 Bf5 16. Rb3 {[#]} Be6 $146 ({Predecessor:} 16... Qc7 17. b5 axb5 18. cxb5 Na5 19. b6 Qc5 20. Be3 Qc8 21. Rb5 Nc4 22. Bd4 e5 {0-1 (43) Kharmunova,N-Cornette,D Budva 2003}) 17. Qc2 (17. Ng5 $5 {[%cal Rg5e6]} Bxg5 18. Bxg5 Nxb4 19. Qd2 $11) 17... Rc8 18. Ra3 Nb8 19. c5 Nd7 (19... dxc5 $11 {keeps the balance.} 20. bxc5 Nd7) 20. Be3 (20. Rxa6 $16 dxc5 21. b5) 20... dxc5 21. bxc5 Bf5 $1 {[%cal Rf5c2]} 22. Qc1 Qc7 ({Black should try} 22... Nxc5 $1 $11 23. Bxc5 Qc7) 23. Nd4 {Black must now prevent c6.} Qxc5 24. Qxc5 Rxc5 25. Nxf5 Rxf5 26. Rxa6 Ne5 (26... Nc5 $11 27. Rc6 Ne6) 27. Be4 Rh5 28. h4 (28. Ra4 $16) 28... Nc4 $11 29. Bf4 Rd8 30. Rc1 Nd6 31. Rd1 Rc5 32. Bxd6 Rxd6 33. Raxd6 exd6 34. Rxd6 $16 {[%mdl 4096] Endgame KRB-KRB} Kg7 35. Rd7 Re5 36. Bf3 h5 37. Kf1 Re7 38. Rd3 Ra7 39. Kg2 Be7 40. Bd5 Ra6 41. Rb3 Rd6 42. e4 Rd7 43. Rb5 Bf6 44. f4 Bd4 45. Kf3 Ra7 46. e5 Ra3+ 47. Ke4 Bf2 48. Bb3 Bxg3 49. Kf3 Bxh4 50. Rb7 Kh6 51. Ke4 f5+ 52. Kd5 g5 53. Rb6+ Kg7 54. Rb7+ Kf8 55. Rb8+ Kg7 56. Rb7+ Kf8 57. Rb8+ Kg7 58. Kd6 (58. Rb7+ $11 {remains equal.} Kg6 59. Rb6+ Kg7 60. Rb7+) 58... gxf4 $17 {...f3 is the strong threat.} 59. Rb7+ $2 {[%mdl 8192] Loses the game.} (59. Ke6 $17 {was the crucial defense.}) 59... Kh6 $19 60. e6 (60. Ke6 $142 Kg6 61. Bc4) 60... f3 61. Bc4 {Cut Off at move 61} Re3 62. Rb3 Re4 $2 (62... Rxb3 {mates} 63. Bxb3 Bf6 64. Bd5 f2 65. Bg2 Kg5 66. Bf1 h4 67. Bh3 Kf4 68. Bg2 Kg3 69. Bd5 f1=Q 70. e7 Qa6+ 71. Kd7 Qa7+ 72. Kd6 Qxe7+ 73. Kc6 Qe8+ 74. Kd6 h3 75. Bh1 Qe1 76. Bd5 Be7+ 77. Kd7 {[#]} Qd1 $1 {[%mdl 512]} 78. Ke6 h2 79. Ke5 Qa1+ 80. Ke6 Qf6+ 81. Kd7 Qd6+ {[%mdl 64] Double Attack} 82. Kc8 Qxd5 83. Kc7 h1=B 84. Kb6 Bd8+ 85. Ka7 Qb7#) 63. Bd5 $2 (63. Kd5 Rf4 64. Bf1) 63... f2 64. Rf3 Re1 65. Bc4 Kg6 66. Bd3 Rd1 67. e7 {[#]Black mates.} Rxd3+ $1 {[%mdl 64] Promotion} 68. Rxd3 {[#]} Bxe7+ $1 {[%mdl 576] Promotion} 69. Kxe7 f1=Q {KQ-KR} 70. Rg3+ Kh6 71. Kf6 Qa1+ 72. Kxf5 Qa6 73. Kf4 Qe6 74. Kf3 h4 75. Rg4 Qf5+ 76. Rf4 Qd3+ 77. Kg4 Qg3+ 78. Kf5 h3 79. Ke4 {[#]} Qxf4+ $1 {[%mdl 64] Promotion} 80. Kxf4 h2 {Weighted Error Value: White=0.31/Black=0.12} 0-1

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "2.4"]
[White "Jones, Gawain C B"]
[Black "Petrosyan, Manuel"]
[Result "0-1"]
[ECO "B46"]
[WhiteElo "2670"]
[BlackElo "2628"]
[Annotator "TA"]
[PlyCount "140"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,140,63,43,45,25,26,2,54,12,23,31,35,0,55,36,10,-31,-31,-39,-25,-23,-29,-37,-33,-36,-16,-46,-12,-28,-20,-31,-39,-29,-32,-54,0,-45,0,0,0,0,0,0,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-12837,-12837,-12837,-12838,-12841,-12841,-12841,-12842,-12842,-12842,-12842,-12843,-12843,-12843,-12844,-12844,-12845,-12845,-12846,-12846,-12846,-12847,-12847,-12847]} 1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. g3 b5 5. Bg2 Bb7 6. d4 cxd4 7. Nxd4 Ne7 8. O-O Nbc6 {8...Nec6 injects fresh life into this line.} 9. Nb3 Ng6 {B46: Sicilian: Taimanov: 5 Nc3 a6.} 10. Re1 {[#]} h5 $146 ({Predecessor:} 10... d6 11. f4 Be7 12. Be3 Qc7 13. Qd2 O-O 14. a4 b4 15. Na2 a5 16. c3 bxc3 17. Nxc3 {1-0 (51) Ersahin,B (2145)-Tosic,S (2326) Paracin 2017}) 11. h4 Nge5 (11... Nce5 $11) 12. Bf4 d6 13. a4 b4 14. Nd5 Ng6 (14... f6 $11) 15. Bg5 f6 16. Nf4 {[%mdl 64] [#] Double Attack} Nge5 $1 17. Nxe6 Qe7 18. Nxf8 {Hoping for Ng6.} fxg5 19. f4 gxf4 20. gxf4 Rxf8 21. fxe5 Qxe5 {White must now prevent ...Rf4.} (21... Nxe5 $5 {[%cal Re5g4]} 22. Na5 O-O-O 23. Nxb7 Qxb7 $15) 22. Qd5 O-O-O 23. Qxe5 Nxe5 24. Nd4 {Threatening Ne6.} Rf6 25. Rf1 Rdf8 (25... Rg6 $15 26. Rf4 d5) 26. Ne6 Rxf1+ (26... Rg8 {is more complex.} 27. Rxf6 gxf6 28. Kf2 Rg4 29. Rd1 Bxe4 30. Bh3 Rxh4 31. Kg3 Rxh3+ 32. Kxh3 Bf5+) 27. Rxf1 Rxf1+ 28. Kxf1 $15 {[%mdl 4096] Endgame KBN-KBN} g6 29. Ke2 Bc6 30. b3 Bd7 31. Nf4 a5 32. Ke3 Kc7 33. Bf1 Bg4 34. Be2 Bd7 35. Nd5+ Kd8 36. Kf4 Be6 37. Ne3 Ke7 38. Kg5 Kf7 39. Nf1 Kg7 40. Nd2 Nf7+ 41. Kf4 Kf6 42. Bd1 Ne5 43. Be2 Bf7 44. Bd1 Be8 45. Be2 Bc6 46. Nc4 Nxc4 47. Bxc4 $11 {KB-KB} Bd7 48. Be2 Be6 49. Bd1 Bf7 50. Be2 Be8 51. Bc4 Bd7 52. Be2 Bc8 53. Bd1 Ba6 54. Bf3 Bf1 55. Bd1 g5+ (55... Bg2 $5) 56. hxg5+ Kg6 57. Bf3 h4 {Threatens to win with ...h3.} 58. Kg4 h3 {aiming for ...Bg2.} 59. Kg3 $2 {[%mdl 8192]} (59. e5 $11 dxe5 60. Be4+ Kg7 61. Kg3) 59... Kxg5 $19 {Black is clearly winning.} 60. Bd1 Kf6 61. Bg4 {Cut Off at move 61} Ke5 62. Kf2 Bg2 63. Kg3 Kxe4 64. Bh5 Kd4 65. Bg6 Kc3 66. Bd3 d5 67. Bf5 {[#]} Be4 $1 68. Bxh3 Bxc2 69. Kf2 d4 70. Bg4 d3 {Weighted Error Value: White=0.22/Black=0.07} 0-1

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "2.4"]
[White "Meier, Georg"]
[Black "Shirov, Alexei"]
[Result "0-1"]
[ECO "D79"]
[WhiteElo "2628"]
[BlackElo "2662"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,66,27,27,22,13,14,45,33,19,27,12,0,8,0,6,12,71,52,65,50,54,52,60,60,69,51,69,35,33,3,26,25,95,0,18,0,0,-8,-2,-115,-95,-83,-85,-96,-88,-604,-638,-558,-611]} 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. c4 c6 6. cxd5 cxd5 7. Nc3 O-O 8. Ne5 e6 9. O-O Nfd7 10. Nf3 Nc6 11. Bf4 {D79: Fianchetto Grünfeld: Symmetrical Variation (6 0-0 c6 7 cxd5 cxd5).} Nb6 (11... Qb6 12. Na4 Qb5 13. b3 Nb6 14. Nb2 Qa5 15. Bd2 Qa3 16. Bc3 a5 17. Nd3 Nd7 18. Bb2 Qd6 19. a4 Re8 {½-½ (35) Meier,G (2629)-Shirov,A (2677) chess.com INT 2020}) 12. Rc1 {[#]} Bd7 $5 $146 {[%mdl 8] An interesting novelty.} ({Predecessor:} 12... a6 13. b3 Bd7 14. Qd2 Re8 15. Bh6 Bh8 16. h4 Ne7 17. h5 Rc8 18. Rc2 Bc6 {0-1 (60) Petrov,N (2585)-Zubov,A (2601) Moscow 2019}) 13. e4 {White is slightly better.} dxe4 14. Nxe4 Nd5 15. Bg5 Qb6 16. Nc5 $36 {[%mdl 2048] White has some pressure.} Be8 17. Qd2 Rc8 {[#]} (17... Qb4 $11) 18. Bh6 $1 $16 Nce7 19. Bxg7 Kxg7 20. Ne5 Rd8 21. Rfd1 a6 22. a3 Qa7 23. h4 (23. Bxd5 $5 Nxd5 24. Qg5 $14) 23... b6 24. Ne4 h5 25. Nc3 f6 (25... Nxc3 $11 26. bxc3 (26. Rxc3 Qb8 $14) (26. Qxc3 f6 $14) 26... Nf5) 26. Nc4 (26. Nxd5 $16 {Black must now prevent Rc7.} Nxd5 27. Nc6 Bxc6 28. Rxc6) 26... Bf7 27. Ne3 Nxe3 28. Qxe3 Nf5 {[%cal Be7f5,Bf5d4,Bd4e2][%mdl 32]} 29. Qf4 {[#]} (29. Qe4 $11) 29... Rxd4 $1 {[%mdl 576] Remove Defender, Decoy} 30. Rxd4 e5 {[%mdl 64] Double Attack} 31. Qe4 Nxd4 32. Nd5 $2 {[%mdl 8192]} (32. f4 $17) 32... Bxd5 $1 $19 {[%mdl 64] Overworked Piece} 33. Qxd5 Ne2+ {[%mdl 64] Double Attack. Accuracy: White = 65%, Black = 82%.} 0-1

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "2.4"]
[White "Indjic, Aleksandar"]
[Black "Bluebaum, Matthias"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2604"]
[BlackElo "2672"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,116,-15,-3,-4,-5,-12,11,3,12,0,0,0,14,0,0,-34,-7,-25,0,0,0,0,0,0,11,18,15,-18,-22,-57,-35,-45,-55,-66,-31,-46,-61,-53,-43,-77,-70,-87,-80,-179,-159,-306,-302,-304,-267,-258,-262,-246,-250,-266,-254,-247,-251,-269,-176,-145,-122,-207,-196,-242,-186,-190,-161,-183,-176,-345,-178,-179,-172,-164,-43,-186,-197,-180,-40,-216,-212,-204,-75,-81,-81,-70,-8,-8,-8,-16,-8,-8,-8,-8,0,-8,-8,-12,-21,-15,-8,-31,-27,-65,0,-15,-8,-443,-429]} 1. Nf3 d5 2. d3 Nf6 3. c4 e6 4. g3 dxc4 5. Qa4+ Bd7 6. Qxc4 {A06: Réti Opening: 1 Nf3 d5.} c5 7. Bg2 Bc6 8. O-O {The position is equal.} Be7 9. a3 Nbd7 {[#]} 10. Qc2 $146 ({Predecessor:} 10. Nbd2 O-O 11. b3 Rc8 12. Bb2 b5 13. Qc2 Qb6 14. Ne5 Bxg2 15. Kxg2 Rfd8 16. Ndf3 {1-0 (47) Hellen,B-Hytonen,T (2032) Finland 2015}) 10... O-O 11. e4 Rc8 12. b3 b5 (12... c4 $5 13. bxc4 Nc5 $15) 13. Nbd2 Qb6 14. Bb2 Rfd8 15. a4 a6 16. Bc3 Qb7 17. Rfe1 Nb6 18. a5 Nbd7 19. h3 Nf8 20. Ne5 Be8 21. f4 Qb8 22. Rad1 N6d7 23. Nef3 Qc7 24. h4 Nb8 25. h5 h6 26. Be5 (26. e5 $17) 26... Qxa5 $19 27. g4 (27. Bxb8 $17 {was worth a try.} Rxb8 28. Kh1) 27... Nc6 28. Bc3 Qc7 29. e5 Nb4 30. Bxb4 cxb4 31. Qb1 Qc2 32. d4 Qxb1 33. Rxb1 Bc6 34. Ra1 Ra8 35. f5 (35. Kf2 $17) 35... a5 {[%cal Ba6a5,Ba5a4,Ba4a3][%mdl 32]} 36. Ne4 Nh7 37. Rac1 Rac8 38. fxe6 fxe6 39. Nc5 $2 {[#]} (39. Nd6 {is the only way for White.} Bxd6 40. exd6) 39... Bxc5 (39... Nf8 $142 {...Bxf3 is the strong threat.} 40. Kf2 a4) 40. Rxc5 a4 41. Rec1 Bd7 (41... axb3 $19 {Threatens to win with ...b2.} 42. Kf2 (42. Rxc6 $2 Rxc6 43. Rxc6 b2 $19) 42... b2) 42. Rb1 (42. Kf2 $15) 42... a3 43. Ne1 Be8 (43... Ng5 $19 {aiming for ...Rf8.} 44. Ra1 Rxc5 45. dxc5 Be8) 44. Rxc8 $2 ({White should try} 44. Kf2 $15) 44... Rxc8 45. Nd3 g6 (45... Ng5 $19 {is more deadly. And now ...Rc2 would win.} 46. Nxb4 Rc3) 46. Nxb4 $17 gxh5 47. gxh5 Bxh5 ({Better is} 47... Rc3 $15 48. d5 Ng5 49. dxe6 Nh3+ 50. Kh2 Nf4 {[%mdl 64] Double Attack}) 48. Ra1 $11 Ng5 49. d5 exd5 50. Nxd5 {[#] Hoping for Ne7+.} Kg7 51. Rxa3 Bf7 52. Ra7 Re8 53. Ne7 Kf8 54. Nf5 Rxe5 55. Nxh6 Bxb3 56. Ra8+ Re8 ({Black should play} 56... Ke7 $15 57. Rb8 Bc4) 57. Ra6 Re6 58. Ra7 $2 {[%mdl 8192]} (58. Ra8+ $11 Kg7 59. Nf5+ Kg6 60. Nd4) 58... Rxh6 {Weighted Error Value: White=0.42/Black=0.25} 0-1

[Event "EOBCC TOP16 2020"]
[Site "Online"]
[Date "2020.12.19"]
[Round "2.5"]
[White "Petrosyan, Manuel"]
[Black "Jones, Gawain C B"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "2628"]
[BlackElo "2670"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2020.12.18"]
[EventType "k.o."]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,116,68,30,36,44,38,41,72,52,89,81,85,93,96,74,87,83,124,140,137,108,192,146,139,69,73,70,71,70,70,72,71,18,18,18,18,12,18,18,20,17,106,51,257,0,0,0,127,147,174,181,141,174,110,0,0,0,0,0,0,0,0,-102,-105,-169,0,-174,0,0,0,-562,0,-179,-160,-134,0,-601,-573,-654,-654,-570,-537,-509,-276,-291,0,0,0,-702,-608,-339,-108,-104,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nbd7 8. Be3 Qe7 9. Qc2 c6 10. Rfe1 exd4 {E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves.} 11. Nxd4 Nc5 {[%cal Rf6e4]} 12. f3 Nh5 {[#] White is slightly better.} 13. Rad1 $146 ({Predecessor:} 13. Qd2 a5 14. Rad1 a4 15. Bf1 Re8 16. Nc2 Be5 17. g4 Ng7 18. Bg2 Be6 19. Na3 {0-1 (93) Cifuentes Parada,R (2529)-Akopian,V (2673) Cala Mayor 2008}) 13... Be5 {With the idea ...Qh4.} 14. g3 Nxg3 15. hxg3 Bxg3 {...Qh4 is the strong threat.} 16. Bf1 Bxe1 17. Rxe1 Qh4 18. Qf2 Qxf2+ 19. Kxf2 f5 (19... Nd7 $16) 20. b4 Ne6 21. exf5 (21. Rd1 $16) 21... Nxd4 $14 22. Bxd4 {Hoping for fxg6.} Bxf5 23. Ne4 Bxe4 24. Rxe4 Rae8 {White must now prevent ...Rxe4.} 25. Rxe8 (25. Rh4 $16) 25... Rxe8 $11 26. a4 a6 27. f4 Kf7 28. Bg2 h5 29. b5 axb5 (29... Ke7 $11) 30. cxb5 $16 Rc8 $2 (30... Rb8 $14) 31. bxc6 $2 (31. a5 $1 $18) 31... bxc6 $11 32. Bb6 Ke7 (32... d5 $11) 33. a5 $16 {[%mdl 1024] White has strong compensation.} d5 34. Bc5+ Kd8 35. a6 Kc7 36. Kg3 (36. a7 $1 $16) 36... Rb8 $1 $11 37. a7 Rb3+ $1 38. Kh4 Kb7 39. Bf1 Rc3 40. Ba6+ (40. Bd6 $1 $11) 40... Ka8 $17 41. Bb6 (41. Bd4 $17 Rf3 42. Be5) 41... Rb3 $2 (41... Rf3 $1 $19 42. Be2 Rxf4+ 43. Kg5 Rb4) 42. Bg1 $2 (42. Bc5 $11) 42... Rb1 $2 (42... Rf3 $19 43. Bc5 Rxf4+ 44. Kg5 Rg4+ 45. Kh6 h4) 43. Bf2 $11 Rb2 44. Kg3 $2 {[%mdl 8192] [#]} (44. Bc5 $1 $11) 44... Rc2 $2 (44... h4+ $1 $19 {[%mdl 512]} 45. Kf3 (45. Kxh4 Rxf2) 45... h3) 45. Bd4 $2 (45. Kf3 $11 {and White is okay.} Rd2 46. Ke3) 45... c5 $19 46. Be5 Rd2 ({Reject} 46... Kxa7 $6 47. Bd3 $11) (46... Ra2 $1 $17 {[%cal Ra2a6]} 47. Bb5 Kxa7) 47. Bd6 $2 {[%mdl 8192]} (47. Bb8 $11 Rb2 48. Bc8) 47... Kxa7 48. Bb5 Kb6 49. Be8 Re2 50. Bf7 Kc6 51. Be5 g5 $2 (51... c4 $1 $19 {Strongly threatening ...c3!} 52. Kf3 Rh2 53. Bxg6 c3 $1 {[%mdl 512]}) 52. Kf3 $11 Re1 {aiming for ...gxf4.} 53. Bxh5 $2 {[%mdl 8192]} (53. Kf2 $11 Re4 54. Be8+ Kb7 55. Bg6 gxf4 56. Bxe4 dxe4 57. Bxf4) 53... gxf4 $19 54. Bxf4 Rf1+ $2 (54... d4 $19 {and Black stays clearly on top.} 55. Kf2 Re7) 55. Ke3 $17 {[#]} d4+ ({Black should try} 55... Rh1 $1 $17 {[%cal Rh1h5]} 56. Be8+ Kb6) 56. Ke4 $11 {The position is equal.} Rxf4+ 57. Kxf4 Kb5 58. Ke4 Kc4 {[%mdl 32768] Both players deserved the win here.  Weighted Error Value: White=0.87/Black=0.57. Sensor Board Error (Ke4/e5)?} 0-1

