[Event "Panchenko Memorial-A 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.11"]
[Round "5.1"]
[White "Frolyanov, Dmitry"]
[Black "Fedoseev, Vladimir"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "2546"]
[BlackElo "2678"]
[Annotator "TA"]
[PlyCount "174"]
[EventDate "2020.09.07"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,174,15,15,13,19,50,35,28,39,47,31,31,21,29,0,0,0,32,23,33,6,20,-19,-16,-19,-9,-28,0,0,0,0,0,0,9,9,19,0,0,0,0,0,0,-24,-20,-48,-42,-30,-47,-67,-16,-104,-76,-170,-62,-66,-53,-45,-49,-142,-153,-154,-154,-149,-147,-177,-150,-124,-121,-120,-122,-122,-117,-155,-153,-137,-115,-219,-219,-219,-219,-219,-219,-219,-219,-219,-219,-212,-205,-205,-197,-189,-164,-205,-171,-455,-165,-447,-455,-447,-447,-447,-447,-425,-328,-401,-315,-308,-67,-62,0,-301,-301,-293,-293,-293,-291,-265,-248,-320,-320,-313,-205,-205,-205,-208,-210,-208,-183,-183,-171,-195,-164,-169,-70,-139,-70,-148,-139,-139,-139,-159,-139,-148,-70,-70,-70,-123,-122,-148,-148,-148,-148,-156,-156,-156,-148,-156,-148,-29991,-147,-29982,-29983,-29983,-29984,-29984,-29985]} 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. Be2 d4 {B11: Caro-Kann: Two Knights Variation.} 7. Nb1 c5 $5 {[%mdl 4] [#] Exploring less charted territory.} 8. O-O $146 ({Predecessor:} 8. c3 Nc6 9. d3 g6 10. O-O Bg7 11. Qg3 Nge7 12. f4 Qc7 13. Qe1 O-O 14. Bd2 {0-1 (39) Adamski,A (1651)-Kalhorn,M (1623) Warsaw 2015}) 8... Nc6 {White is slightly better.} 9. Qg3 h5 10. d3 h4 11. Qg5 Nf6 12. Bf4 g6 13. Bh2 Be7 14. Qc1 Bd6 15. Bxd6 Qxd6 16. Nd2 Qf4 17. c3 Rd8 18. a4 dxc3 19. bxc3 Ne5 20. d4 Nc6 21. Bb5 cxd4 22. cxd4 Rxd4 23. Nb3 Qxc1 24. Rfxc1 Rb4 $36 {[%mdl 2048] Black is more active.} 25. Na5 O-O 26. Nxb7 Nd4 27. e5 {[#]} Nd7 $1 {[%mdl 512]} 28. f4 (28. Bxd7 Ne2+) 28... Nb6 29. Nd6 Nd5 (29... a5 $15 30. Rcb1 Ra8) 30. Rc4 (30. Rcb1 $11) 30... Ne2+ $17 31. Kf2 (31. Kh2 $17 Nexf4 32. Rxb4 Nxb4 33. Rd1) 31... Nexf4 (31... Rb2 $19 32. Kf3 Rd2) 32. Rxb4 $15 Nxb4 33. Kf3 Nfd3 34. Rb1 (34. Bxd3 $15 Nxd3 35. Ke4 Nc5+ 36. Ke3) 34... Nxe5+ $17 35. Ke4 Nec6 36. Bxc6 Nxc6 {[%mdl 4096] Endgame KRN-KRN} 37. Rc1 Nb4 38. Rc7 a6 39. Rb7 Nd5 40. Ra7 Nc3+ $1 41. Ke5 Nxa4 42. Kf6 {[%cal Rd6f7]} Nc3 43. Nxf7 (43. Rxa6 $17 Nd5+ 44. Kg5) 43... Nd5+ $19 44. Kxe6 {Strongly threatening Nh6+.} Nf4+ {[%mdl 64] Double Attack} 45. Kf6 a5 $1 {[%mdl 64] Deflection} ({Less strong is} 45... Nxg2 46. Kxg6 Nf4+ 47. Kg5 $11) 46. Rxa5 Rxf7+ {KRN-KR} 47. Kg5 Kg7 48. Ra2 Nh5 49. Ra6 Rf5+ 50. Kxh4 {intending g4.} Rd5 51. Kg4 Rd3 52. Kg5 $2 (52. Ra8) 52... Rg3+ {[%mdl 64] Double Attack} 53. Kh4 {White hopes to continue with Ra7+.} Kh6 54. Rb6 Rd3 ({Stronger than} 54... Rxg2 55. Rxg6+ Kxg6 $11) 55. Kg4 Ng3 56. Rb2 Nf5 57. Kf4 Rg3 58. Ra2 Kh5 $2 ({Black should try} 58... Rc3 $19 59. Re2 Rc4+ 60. Re4 Rc2) 59. Rb2 Kh6 $2 (59... Kh4 $15 60. Rb7 Nh6) 60. Ra2 $1 Rb3 61. Rd2 Rb4+ 62. Kf3 Kg5 63. Ra2 Rd4 64. Kf2 Kf4 65. Kg1 Rd6 66. Kh2 Rc6 67. Ra4+ Kg5 68. Ra2 Nd6 69. Ra5+ Kf4 70. Ra8 Nc4 71. Rf8+ Ke3 (71... Kg5 $19 {Hoping for ...Ne3.} 72. Kg3 Nd6 73. h4+ Kh6) 72. Kg3 (72. h4 $1 $15) 72... Nd2 (72... Ne5 $1 $17 {Threatens to win with ...Rc3.} 73. Re8 Ke4) 73. Kh2 ({White should play} 73. Kg4 $15) 73... Re6 74. Kg3 Ne4+ 75. Kh2 Ke2 76. Ra8 Nd2 (76... g5 $17 {White must now prevent ...Rh6.} 77. h4 Rh6 78. Ra2+ Ke3) 77. Kg3 $15 Re4 {[%cal Rd2f1]} 78. Kh2 (78. h4 $15) 78... Rf4 $17 79. Ra6 g5 80. Ra2 Rc4 81. Kg3 Rd4 82. Kh2 Kf2 83. Rb2 Rd6 {aiming for ...g4.} 84. Rb8 $2 {[%mdl 8192]} (84. Ra2 $17) 84... Nf1+ 85. Kh1 {[#]} Rd1 $1 {Black mates.} 86. Rf8+ {[#]} Kg3 $1 87. Rf3+ Kh4 {Accuracy: White = 70%, Black = 75%.} 0-1

[Event "Panchenko Memorial-A 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.11"]
[Round "5.2"]
[White "Rakhmanov, Aleksandr"]
[Black "Bocharov, Dmitry"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2645"]
[BlackElo "2524"]
[Annotator "TA"]
[PlyCount "161"]
[EventDate "2020.09.07"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,161,0,20,13,17,19,21,18,21,16,16,20,20,18,25,18,11,8,20,11,9,8,16,10,18,15,21,14,14,15,22,16,17,16,25,31,57,47,50,47,53,47,48,43,48,37,39,37,39,29,58,39,39,30,31,30,38,38,44,44,70,70,70,55,70,70,70,56,56,37,37,37,37,37,37,37,37,37,37,37,108,107,107,93,175,91,189,82,85,0,175,0,175,158,207,207,152,0,207,207,207,207,207,207,207,207,360,360,331,0,207,0,207,207,273,207,207,207,207,92,298,295,295,287,285,284,232,60,60,60,60,60,60,60,60,60,60,60,60,60,80,80,80,60,60,60,60,60,29984,29985,29985,29986,29986,29987]} 1. Nf3 d5 2. g3 Bg4 3. Bg2 Nd7 4. d4 e6 5. h3 Bh5 6. O-O {A07: Réti Opening: New York and Capablanca Systems.} Ngf6 7. c4 c6 8. cxd5 {The position is equal.} cxd5 9. Nc3 Be7 10. Qb3 Qb6 11. Qxb6 Nxb6 12. g4 Bg6 13. Ne5 O-O {[#]} 14. Nxg6 $5 $146 {[%mdl 8] New and interesting.} ({Predecessor:} 14. h4 Ne8 15. h5 Bc2 16. Bd2 f6 17. Nd3 Bxd3 18. exd3 Rd8 19. a4 Nc7 20. Rfe1 {½-½ (41) Karthikeyan,M (2613)-Postny,E (2601) Helsingor 2019}) 14... hxg6 15. b3 Rfc8 16. Bb2 Rc6 17. Rfc1 Rac8 18. e3 Bb4 {[%cal Rb4c3]} 19. Nd1 Bd2 20. Rxc6 Rxc6 21. Bf1 Ne4 22. Bd3 f5 23. Kf1 Kf7 24. Ke2 Bb4 25. Rc1 Rxc1 26. Bxc1 Nc8 27. f3 (27. Bb2 {with more complications.} Ne7 28. f3 Nd6 29. Nc3 g5 30. Na4) 27... Nc3+ 28. Nxc3 Bxc3 $14 {[%mdl 4096] Endgame KBB-KBN} 29. Ba3 Ne7 30. Bd6 Nc8 31. Bg3 Bb4 32. h4 Bd6 33. Be1 Ne7 34. b4 {[%cal Bb3b4,Bb4b5][%mdl 32]} Nc6 35. b5 $1 {[%cal Rb5c6]} Ne7 36. Bc2 b6 37. a4 Kf6 38. Kd3 g5 39. e4 (39. gxf5 {is more complex.} Nxf5 40. hxg5+ Kxg5 41. e4 Nh4 42. Bd1) 39... dxe4+ 40. fxe4 fxe4+ 41. Kxe4 gxh4 42. Bxh4+ g5 43. Be1 Nd5 44. Bb3 Nf4 (44... Ne7 $14) 45. a5 $16 bxa5 46. Bxa5 Ke7 (46... Ng6 $16) 47. Bc4 ({Better is} 47. d5 $18) 47... Kd7 (47... Ba3 $16) 48. Bc3 (48. Bd2 $18 {and White stays clearly on top.}) 48... Kc7 49. Ba5+ (49. Bf1 $16) 49... Kd7 $18 50. Bb3 Ke7 51. Bd2 Kd7 52. Be3 Bc7 53. Bd2 (53. Bc1 $16) 53... Bd6 54. d5 exd5+ 55. Bxd5 Bc5 56. Bc4 ({Much less strong is} 56. Bxf4 $6 gxf4 57. Kxf4 Kd6 $16) 56... Kd6 57. Kf5 Nh3 $2 (57... Nd5 {is a better defense.} 58. Kxg5 Ne3) 58. Bf1 Nf4 59. Bc4 $2 (59. Kxg5 $18 Nd5 60. Kg6) 59... Ng2 $2 (59... Nh3 $1 $11) 60. Ke4 Nf4 $1 61. Bc3 Bf2 62. Bf1 Nd5 63. Bd2 Bh4 64. Bc4 (64. Bc1 $18 {has better winning chances. Threatens to win with Ba3+.} Nb6 65. Kf5) 64... Ne7 $2 (64... Nf6+ $16 {was worth a try.} 65. Kf5 Kc5) 65. Bb4+ Kd7 66. Ke5 Nc8 67. Be6+ Kc7 {[#]} 68. Bxc8 $2 (68. Ba5+ $1 $18 Nb6 69. Kf5) 68... Kxc8 {KB-KB} 69. Bc5 Kb7 70. Kf5 {aiming for Be3.} a6 71. bxa6+ Kxa6 72. Be3 Kb7 73. Bxg5 Be1 74. Ke6 Kc7 75. Bf4+ Kd8 76. Kf7 {Black must now prevent g5.} Bh4 77. Be5 {White threatens Bf6+ and mate.} Kd7 78. Bf6 Bf2 $2 {[%mdl 8192]} (78... Be1 $14) 79. g5 {White mates.} Be3 80. g6 Bh6 {[#]} 81. Bg5 $1 {[%mdl 512] Accuracy: White = 85%, Black = 70%.} 1-0

[Event "Panchenko Memorial-A 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.11"]
[Round "5.3"]
[White "Khanin, Semen"]
[Black "Kokarev, Dmitry"]
[Result "1/2-1/2"]
[ECO "E73"]
[WhiteElo "2482"]
[BlackElo "2611"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2020.09.07"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,80,31,29,31,18,27,30,34,36,29,28,14,17,12,19,19,19,19,19,19,18,16,16,17,20,13,13,13,17,0,0,0,28,28,25,16,20,18,18,16,22,0,11,0,0,0,0,0,16,0,58,55,48,35,62,62,67,43,41,27,28,0,20,0,31,0,20,0,30]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 c5 7. d5 e6 8. Nf3 {E73: King's Indian: Averbakh Variation without 6...c5.} exd5 9. cxd5 Bg4 10. Nd2 {White has an edge.} Bxe2 11. Qxe2 ({Reject} 11. Kxe2 Ng4 $15) 11... Re8 12. O-O Na6 {[%cal Bb8a6,Ba6c7,Bc7d5][%mdl 32]} 13. h3 Nc7 14. a4 Nxe4 15. Ndxe4 {[#] Black must now prevent Qd2.} f5 $1 16. Nxc5 dxc5 17. Qc4 Bxc3 $1 18. Qxc3 Nxd5 19. Qb3 {[#] Hoping for Rad1.} Qd6 $1 {[#]} 20. Rad1 $146 ({Predecessor:} 20. Rfd1 Rad8 21. Qxb7 Qb6 22. Qxb6 axb6 23. Bg5 Rd7 24. a5 Ra8 25. axb6 Rxa1 26. Rxa1 Nxb6 {½-½ (45) Carrera O,A-Vertiz Gutierrez,P (2303) ICCF email 2017}) 20... Rad8 21. Bg5 Rd7 22. Rd2 Qc6 23. Rfd1 {[%cal Rd2d5]} c4 24. Qf3 {[%cal Rd2d5]} Re4 25. Qg3 Re8 26. Bh6 Kf7 27. Bg5 Kg7 28. Qh4 Re4 29. Qh6+ Kg8 30. f3 Re6 (30... Re8 {keeps more tension.} 31. Kh1 b6 32. Qh4 a6 33. Rd4 b5) 31. Qh4 Rdd6 (31... a6 $11) 32. Kh1 $14 a6 33. a5 b5 34. axb6 $1 Nxb6 35. Rxd6 Rxd6 36. Re1 Re6 37. Rd1 {And now Rd8+ would win.} Rd6 38. Re1 Re6 39. Rd1 {[%mdl 1024] Threatens to win with Rd8+. White has compensation.} Rd6 40. Re1 Re6 {Accuracy: White = 100%, Black = 89%.} 1/2-1/2

[Event "Panchenko Memorial-A 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.11"]
[Round "5.4"]
[White "Balashov, Yuri S"]
[Black "Goganov, Aleksey"]
[Result "0-1"]
[ECO "A35"]
[WhiteElo "2462"]
[BlackElo "2565"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2020.09.07"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,96,0,7,0,0,-12,-13,-25,0,-25,0,0,12,18,28,0,0,0,0,0,25,5,15,0,0,0,16,0,0,-18,0,0,0,-7,-5,-7,0,-6,0,-6,0,0,0,0,0,0,0,-18,-8,-28,-11,-52,-58,-32,-29,-25,-25,-74,-56,-82,-81,-96,-69,-111,-99,-107,-105,-123,-101,-123,-104,-163,-10,-70,-75,-165,-156,-1039,-1008]} 1. Nf3 c5 2. c4 Nf6 3. Nc3 Nc6 4. e3 e6 5. d4 d5 6. a3 Ne4 7. Bd3 Nxc3 8. bxc3 Be7 9. O-O dxc4 $5 {[%mdl 4] Leaves trodden paths.} 10. Bxc4 O-O 11. Qe2 {D40: Queen's Gambit Declined: Semi-Tarrasch with 5 e3.} b6 12. Rd1 Na5 13. Ba2 {The position is equal.} Bb7 14. Bb2 (14. dxc5 $5 {[%cal Rd1d8]} Qc7 15. cxb6 axb6 16. Rb1 $11) 14... cxd4 15. cxd4 Bd5 16. Bc3 Nb7 17. e4 Bxa2 {[#]} 18. Rxa2 $146 ({Predecessor:} 18. Qxa2 Rc8 19. Bb4 Bxb4 20. axb4 a5 21. bxa5 Nxa5 22. d5 exd5 23. Rxd5 {½-½ (23) Zakharov,A (2375)-Khmelnitski,A (2435) Azov 1996}) 18... Rc8 19. Bb4 Rc7 20. Rad2 Re8 21. d5 exd5 22. Rxd5 Qc8 23. h3 Nc5 24. e5 Ne6 {Threatens to win with ...Bxb4.} 25. Qe3 h6 26. Bxe7 Rcxe7 27. Rc1 Qb7 28. Rd6 Nf8 29. Qd4 Rc7 30. Rxc7 Qxc7 31. Qa4 Rc8 32. Kh2 Qc1 33. Rd1 Qc5 34. Kg1 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 35. Rb1 Ne6 36. Qb3 {[#]} b5 $1 {[%mdl 512]} 37. Qxb5 Qxa3 38. Qb2 Qd3 39. Ra1 {[#]} a4 $1 {[%mdl 512]} 40. Qd2 (40. Rxa4 Qd1+) 40... Qa6 41. Qe3 Rc4 42. Nd2 Rb4 43. Qc3 Qb7 44. Kh2 Nf4 {[%csl Gf4][%cal Rb7g2]} 45. f3 (45. Qf3 $17) 45... Qe7 $2 ({Better is} 45... Qb5 $1 $19 {White should prevent ...Kh7.} 46. Ne4 Rb2 $1 {[%mdl 512]} 47. Qc8+ Kh7 48. Qf5+ Ng6) 46. Qc8+ (46. Ne4 $11) 46... Kh7 $15 47. Qc2+ {[#]} (47. Rxa4 $17 Rxa4 48. Qc2+ Ng6 49. Qxa4) 47... Ng6 $1 $19 48. Nc4 $2 {[#]} (48. Re1 $17) 48... Rxc4 $1 {[%mdl 512] Accuracy: White = 66%, Black = 82%.} 0-1

[Event "Panchenko Memorial-A 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.11"]
[Round "5.5"]
[White "Demchenko, Anton"]
[Black "Afanasiev, Nikita"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2641"]
[BlackElo "2507"]
[Annotator "TA"]
[PlyCount "137"]
[EventDate "2020.09.07"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,136,9,16,52,7,46,0,18,0,3,-33,-35,-39,-30,-41,-45,-36,-42,-36,-47,-56,-16,-17,0,0,32,0,0,0,0,-13,-16,-18,12,5,19,4,9,0,0,0,0,0,0,7,8,0,0,0,0,0,8,8,207,198,214,0,267,275,262,239,244,276,266,254,264,272,249,210,199,194,268,133,411,411,411,411,410,277,293,276,296,254,288,204,388,284,272,281,341,200,158,0,137,137,137,137,137,149,138,126,128,39,39,37,37,45,50,71,52,60,237,75,7525,7954,2275,716,691,658,493,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 d6 5. c3 Nf6 6. Bg5 h6 7. Bh4 g5 8. Bg3 $1 Qe7 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 9. Nbd2 a6 10. a4 Ba7 11. O-O Nh7 {[#]} 12. d4 $146 ({Predecessor:} 12. Kh1 Nf8 13. Ne1 h5 14. f3 Ng6 15. Nc2 f5 16. exf5 Bxf5 17. d4 h4 18. Bf2 Bxc2 19. Qxc2 {1-0 (57) Amin,B (2658)-Karpatchev,A (2491) Marrakesh 2016}) 12... h5 $1 {[%cal Rh5h4] ...h4 is the strong threat.} 13. h4 g4 $1 {[%cal Rg4f3]} 14. Ne1 exd4 15. Nd3 dxc3 16. bxc3 Ne5 17. Nf4 Nf6 18. Re1 O-O 19. Ba2 b5 20. axb5 axb5 21. Nb3 c5 22. Nd4 cxd4 23. cxd4 Bxd4 24. Qxd4 {And now Bxf7+! would win.} Ra4 25. Qb2 Bb7 26. Rac1 Rxe4 27. Red1 Ra8 28. Bb1 Rc4 29. Qxb5 Bc6 $132 {[%mdl 2048] Black puts up resistance} 30. Qb2 {Strongly threatening Nd3.} Qb7 31. Qd2 {[#]} Bxg2 $1 {[%mdl 512]} 32. Qxd6 {[%mdl 64] Double Attack} (32. Nxg2 Nf3+) 32... Nf3+ 33. Kxg2 Nd2+ $2 (33... Nxh4+ $11 34. Kg1 Nf3+ 35. Kh1 Rxc1 36. Rxc1 Ra6) 34. Kg1 Nf3+ 35. Kf1 $2 (35. Kh1 $1 $18 Nxh4+ 36. Nd5 Rxc1 37. Rxc1) 35... Nd4 $2 {[%mdl 8192] [#]} (35... Nd2+ $11 {and Black stays safe.} 36. Kg1 Rxc1 37. Rxc1 Nf3+ 38. Kh1 Nxh4+ 39. Nd5 Qxd5+ 40. Qxd5 Nxd5) 36. Ng2 $1 $18 Rxc1 37. Rxc1 Qb5+ 38. Kg1 Ne2+ 39. Kh2 Nxc1 40. Qxf6 {aiming for Be5.} Qxb1 41. Qg5+ Qg6 {Threatens to win with ...Qxg5.} 42. Qxc1 Ra5 (42... Qf5 $142 43. Ne3 Qf3) 43. Qe1 (43. Qc8+ $18 {is more deadly.} Kh7 44. Ne3) 43... Qf5 $2 {[%mdl 8192]} (43... Rf5 $16 {was necessary.} 44. Qe8+ Kh7) 44. Ne3 Qb5 45. Qd1 Kg7 46. Qd6 Qc5 47. Qd2 Rb5 {and the idea ...Qc6 leaves Black hopeful.} 48. Bd6 Qc6 49. Qd4+ Kg6 $2 (49... Kh7 50. Bg3 Ra5 51. Qd3+ Qg6) 50. Bf4 Kh7 51. Qd3+ Kh8 {If only Black now had time for ...Kg8....} 52. Qd8+ (52. Bg3 $142 f6 53. Qd8+ Kh7 54. Qe7+ Kg6 55. Ng2) 52... Kg7 {intending ...Qf6.} 53. Qd4+ $2 ({White should play} 53. Bd6 $16 {Hoping for Qf8+.} Kh7 54. Bf4) 53... Qf6 (53... Kh7 $1 $11) 54. Bh6+ $1 $16 {[%mdl 64] Pin} Kg6 {[#]} 55. Qd3+ $1 Kxh6 56. Qxb5 Qxh4+ 57. Kg1 {Threatening mate with Nf5+.} Qf6 58. Qa5 ({Better is} 58. Nf5+ $16 Kg6 59. Ng3) 58... Kg6 $14 59. Qa8 Qe6 60. Qg8+ Kh6 $1 61. Qh8+ Kg6 62. Qd4 Kg5 $2 ({Black should try} 62... f6 $1 $14) 63. Nd5 $2 (63. Qg7+ $18 Qg6 64. Qe5+ f5 65. Nd5) 63... Kh4 $2 {[%mdl 8192]} (63... h4 $16) 64. Nf4 $18 Qe1+ 65. Kg2 {[%cal Rd4f6]} Qe7 66. Qd5 {[%csl Gf4][%cal Rd5h5]} (66. Kh2 Kg5 $16) 66... Qg5 67. Qe4 $2 ({Weaker is} 67. Qxf7 Qxf4 68. Qxf4 $11) (67. Qd6 $18 {White wants to mate with Ne6!} Qf5 68. Qe7+ Qg5 69. Qe3 (69. Qxf7 Qxf4 70. Qxf4 $11)) 67... f5 $1 $11 {[%cal Rf5e4]} 68. Qd4 Qxf4 $1 69. Qxf4 {Accuracy: White = 65%, Black = 62%.} 1/2-1/2

[Event "Panchenko Memorial-A 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.11"]
[Round "5.6"]
[White "Aleksandrov, Aleksej"]
[Black "Gabrielian, Artur"]
[Result "1-0"]
[ECO "A61"]
[WhiteElo "2608"]
[BlackElo "2463"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2020.09.07"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,105,35,38,51,37,37,36,35,39,38,67,70,113,110,110,102,114,107,104,105,174,95,121,100,184,196,344,332,331,327,430,432,437,448,450,330,317,227,368,303,297,257,549,437,368,309,379,302,444,409,372,423,490,295,304,260,249,160,169,179,239,151,147,145,137,68,189,175,185,177,401,398,735,671,1229,1130,29968,29969,29970,29970,29970,29970,29969,29970]} 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bf4 Bg7 8. Qa4+ Bd7 9. Qb3 b5 10. Bxd6 Qb6 11. Be5 O-O 12. e3 c4 13. Qd1 {A61: Modern Benoni: Nf3 without early e4.} b4 14. Ne2 (14. Nb1 Rc8 15. Be2 Qc5 16. a3 Nxd5 17. Bxg7 Kxg7 18. O-O Nf6 19. Qd4 Qxd4 20. Nxd4 Nc6 21. Nxc6 Bxc6 22. axb4 Rab8 23. Rxa7 Rxb4 {½-½ (30) Aleksandrov,A (2580)-Gabrielian,A (2501) Yerevan 2017}) 14... Rc8 15. Nf4 {White is slightly better.} c3 16. Bd3 {[#]} Bb5 $146 ({Predecessor:} 16... Qa5 17. O-O Ba4 18. b3 Be8 19. a3 bxa3 20. Qc1 Nbd7 21. Rxa3 Qb4 22. Bd4 Nc5 23. Bc4 Nfe4 24. Ne5 c2 25. Ned3 Qd2 26. Nxc5 Bxd4 27. exd4 {1-0 (27) Enchev,I (2492)-Gabrielian,A (2502) Rochefort 2018}) 17. O-O Nbd7 18. Bd4 $36 {[%mdl 2048] Black is under strong pressure.} Qa5 19. bxc3 bxc3 20. Bxb5 Qxb5 21. Rc1 Ne4 (21... Nb6 $16 {keeps fighting.}) 22. Qc2 ({White should try} 22. Bxg7 $18 Kxg7 23. Nd4) 22... Ndf6 23. Rfd1 Rc4 (23... Qb2 $16) 24. Ne5 $18 Rb4 (24... Rc7 $142 25. f3 Nd6) 25. f3 Rb2 26. Qd3 Nd6 27. Qxc3 Rxa2 28. Nc6 Nfe8 29. e4 Bh6 30. Be3 Bg7 (30... Qb2 $142 31. Qxb2 Rxb2) 31. Qc5 Qb3 {aiming for ...Nb7.} 32. Nd3 a5 $2 (32... Bf8) 33. e5 Nf5 34. Bf2 Bh6 35. f4 Nc7 (35... Bf8 $142 36. Qc4 Qxc4 37. Rxc4 a4) 36. d6 Ne6 37. Qc4 a4 38. Qxb3 axb3 39. Rb1 {Black must now prevent g4.} Rc2 40. Ndb4 Bxf4 41. Rxb3 Bxh2+ (41... Rd2 $142 42. Rd3 Rxd1+ 43. Rxd1 Ne3 44. Bxe3 Bxe3+ 45. Kf1 Bc5) 42. Kxh2 Rxf2 43. d7 Re2 44. Rdd3 (44. Rbd3 $16) 44... Kg7 {[#] This costs Black the game.} (44... Ra1 $14) 45. Ra3 $1 {[%cal Ra3a8]} Rxa3 46. Rxa3 Rd2 $2 {[#]} (46... Re4 {was necessary.} 47. Rd3 Rc4) 47. Rd3 $1 {[%cal Rd3d2]} Re2 $2 (47... Rxd3 48. Nxd3 Kg8) 48. Nd5 Kh6 {[#]} 49. Nc7 $1 {[%mdl 512]} Nfg7 (49... Nxc7 50. Rh3+) 50. Rh3+ {White mates.} Kg5 51. Rxh7 Rd2 52. Nxe6+ Nxe6 53. Rxf7 {Accuracy: White = 64%, Black = 31%.} 1-0

[Event "Panchenko Memorial-A 2020"]
[Site "Chelyabinsk"]
[Date "2020.09.11"]
[Round "5.7"]
[White "Chigaev, Maksim"]
[Black "Faizrakhmanov, Ramil"]
[Result "1-0"]
[ECO "E16"]
[WhiteElo "2588"]
[BlackElo "2451"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2020.09.07"]
[EventType "swiss"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,97,35,5,8,0,0,0,0,6,11,0,25,0,24,-102,0,0,0,0,23,29,20,27,35,33,41,0,21,22,15,8,16,16,16,18,11,0,0,0,14,12,20,13,51,56,51,49,43,39,122,93,272,267,292,279,369,360,334,341,408,413,579,555,554,534,700,685,669,660,29980,29981,29980,29981,29985,29986,29988,-118,29989,29990]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 a5 7. O-O O-O 8. Bf4 Be7 9. Nc3 Ne4 10. Qc2 Nxc3 11. Qxc3 (11. bxc3 {with more complications.} h6 12. e4 d6 13. Rfe1 Nd7 14. e5) 11... d6 {E16: Queen's Indian: 4 g3 Bb7 5 Bg2 Bb4+.} 12. Qd3 f5 13. Qe3 Qd7 {[#] The position is equal.} 14. Rfd1 $146 ({Predecessor:} 14. Bg5 Re8 15. Rad1 Bf8 16. Qc3 Be4 17. d5 exd5 18. cxd5 Qf7 19. Be3 h6 20. a3 {1-0 (60) Timman,J (2620)-Kortschnoj,V (2650) Las Palmas 1981}) 14... Na6 15. Rac1 Rad8 16. h4 Bf6 17. Ne5 (17. Bg5 $11 {keeps the balance.}) 17... Qc8 (17... dxe5 $17 18. dxe5 Qxd1+ 19. Rxd1 Rxd1+ 20. Kh2 Bxg2 21. exf6 Be4) 18. Bxb7 $11 Qxb7 19. Nf3 Qe4 20. Qxe4 fxe4 21. Ng5 Bxg5 22. Bxg5 Rde8 23. b3 Nb4 24. a3 Nc6 25. Kg2 e5 26. dxe5 Rxe5 27. Be3 Kf7 28. Rd5 Ke6 29. Rcd1 Kd7 30. Rxe5 Nxe5 {[%mdl 4096] Endgame KRB-KRN} 31. Rd4 c5 (31... a4 $5) 32. Rxe4 a4 $1 {[%cal Ra4b3]} 33. bxa4 Ra8 34. Bf4 Ng6 {Black is on the road to losing.} ({Better is} 34... Nf7 $14) 35. Bc1 Rxa4 $2 (35... Nf8 $16) 36. Rg4 $18 Ke6 {[#]} 37. h5 $1 {[%cal Rh5g6]} Ne5 38. Rxg7 Rxc4 39. Bf4 Nf7 40. Rxh7 Ra4 (40... b5 {was called for.} 41. Rg7 b4) 41. Rg7 Rxa3 42. Rg8 b5 43. h6 Nxh6 44. Rg6+ {[%mdl 64] [#] Double Attack} Kf5 45. Rxh6 d5 46. f3 Ra2 47. Kf2 b4 48. g4+ Kxf4 49. Rh5 {Accuracy: White = 85%, Black = 58%.} 1-0

