[Event "FIDE Grand Prix-I Pool-A 2022"]
[Site "Berlin"]
[Date "2022.02.04"]
[Round "1.1"]
[White "Esipenko, Andrey"]
[Black "Grischuk, Alexander"]
[Result "1/2-1/2"]
[ECO "A14"]
[WhiteElo "2714"]
[BlackElo "2764"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2022.02.04"]
[EventType "tourn"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,75,0,0,7,0,13,11,5,11,25,0,11,0,0,-14,-6,-19,-6,-6,-7,-3,-12,-8,0,0,0,0,0,0,0,0,0,0,0,-16,-14,-11,-12,-75,-75,-75,-70,-252,-93,-102,-65,-100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. b3 dxc4 7. bxc4 c5 8. O-O cxd4 {A14: English Opening: 1...e6 with b3 by White.} 9. Nxd4 a6 10. Ba3 Bxa3 11. Nxa3 Qc7 {[#]} 12. Qc1 $146 ({Predecessor:} 12. Nb3 Bd7 13. c5 {½-½ (13) Lputian,S (2607)-Aseev,K (2577) Ohrid 2001}) 12... Bd7 13. Rd1 Ba4 14. Rd2 Nbd7 15. Rb1 Nc5 16. Nb3 Rad8 17. Rxd8 Rxd8 18. Qe3 {Prevents Qe5.} Nxb3 19. axb3 Bc6 20. b4 h6 21. Bxc6 Qxc6 22. f3 b5 23. cxb5 axb5 24. Qc5 Qa6 25. Ra1 ({Don't blunder} 25. Nxb5 $2 Rc8 26. Qe5 Nd7 $19) 25... Rc8 26. Qd4 (26. Qxb5 $11 {remains equal.} Qd6 27. Kh1) 26... Qa4 $17 27. Qb2 {[%cal Oa3c4] [#] Nc4! is the strong threat.} Nd5 28. Qb1 $2 (28. Kf2 $15) 28... Nxb4 $2 (28... Nc3 $19 {has better winning chances.} 29. Qb2 Qa7+ 30. Kg2 Qe3) 29. Kg2 g6 30. Qb2 {[#]} Nc2 (30... Rb8 $1 $17 {Hoping for ...Nd5.} 31. Qc1 Nd5) 31. Nxc2 $11 {The position is equal.} Rxc2 {[%mdl 4096] Endgame KQR-KQR} 32. Qf6 $36 {[%mdl 2048] White fights for an advantage.} Rxe2+ 33. Kh3 Ra2 34. Rc1 {White wants to mate with Rc8+.} Rc2 {To avoid Rc8+} 35. Ra1 Ra2 36. Rc1 {Threatening mate with Rc8+.} Rc2 {Inhibits Rc8+.} 37. Ra1 Ra2 38. Rc1 $1 {Weighted Error Value: White=0.17 (very precise) /Black=0.14 (very precise)} 1/2-1/2

[Event "FIDE Grand Prix-I Pool-A 2022"]
[Site "Berlin"]
[Date "2022.02.04"]
[Round "1.1"]
[White "Bacrot, Etienne"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2642"]
[BlackElo "2736"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2022.02.04"]
[EventType "tourn"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,60,21,20,25,30,35,31,36,9,16,27,18,15,26,16,25,18,23,23,18,33,34,0,0,0,0,0,0,0,16,22,20,11,15,8,14,0,0,0,0,0,4,2,17,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nf5 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} 8. Nf3 d5 9. d4 O-O {White is slightly better.} 10. Nc3 {[%cal Bb1c3,Bc3e2,Be2f4,Bf4d3,Bd3e5][%mdl 32]} Nh4 11. Nxh4 Bxh4 12. Ne2 Bf5 13. Nf4 Qd7 14. c3 Rae8 15. Be3 {[%cal Bc1e3,Be3f4,Bf4g3][%mdl 32]} Nd8 16. Nd3 Be7 {[#]} 17. Qb3 $146 ({Predecessor:} 17. Rc1 Bd6 18. Nc5 Qc8 19. Qf3 c6 20. Bf4 Bxf4 21. Qxf4 g6 22. h4 Ne6 23. Nxe6 Rxe6 24. Rxe6 Qxe6 {½-½ (33) Bucsa,I (2386)-Panov,S (2436) ICCF email 2019}) 17... c6 {The position is equal.} 18. Bf4 Ne6 {[#] Hoping for ...Bxd3.} 19. Bg3 Qc8 20. Ne5 Bd8 21. Bd3 Bxd3 22. Nxd3 Bc7 {Prevents Bd6.} 23. Bxc7 Nxc7 24. a4 Rxe1+ 25. Rxe1 Re8 26. Qd1 Rxe1+ 27. Qxe1 Qf5 28. Qe3 a5 29. h3 h5 30. h4 Ne6 {Weighted Error Value: White=0.04 (flawless) /Black=0.02 (flawless)} 1/2-1/2

[Event "FIDE Grand Prix-I Pool-A 2022"]
[Site "Berlin"]
[Date "2022.02.05"]
[Round "2.1"]
[White "Bacrot, Etienne"]
[Black "Grischuk, Alexander"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "2642"]
[BlackElo "2764"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2022.02.04"]
[EventType "tourn"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,69,52,56,58,46,57,54,58,47,64,46,46,28,54,26,116,125,116,122,125,118,116,52,48,45,60,75,69,78,72,65,71,73,45,27,18,0,0,-31,12,0,0,0,54,35,47,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 O-O 6. O-O a6 7. a4 b6 8. Re1 e6 {B08: Pirc Defence: Classical System.} 9. e5 dxe5 10. Nxe5 Bb7 {White is slightly better.} 11. Bf3 Qc8 12. Bg5 Nfd7 $1 {[#]} 13. Bf4 $146 ({Predecessor:} 13. Bxb7 Qxb7 14. Ne4 f5 15. Nxd7 Nxd7 16. Nc3 Rfe8 17. Qd3 h6 18. Bf4 Kh7 19. Qc4 {1-0 (31) Zhu,J (2177)-Tan,Z (2509) Yangzhou 2016}) 13... Rd8 14. Ng4 {Threatening Bh6.} Rf8 (14... Nc6 $11 {remains equal.}) 15. d5 $16 h5 16. Ne5 (16. dxe6 fxe6 17. Rxe6 Rxf4 $14) 16... Nxe5 17. Bxe5 f6 {[#]} 18. d6 fxe5 $14 19. d7 $1 Nxd7 20. Bxb7 Qxb7 21. Qxd7 Qc8 22. Qc6 {[%mdl 1024] White has strong compensation.} Rf7 23. Rad1 Qe8 24. Qe4 Rf4 25. Qb7 Rc4 26. Qf3 Rd8 (26... Qc6 $15 {feels stronger.}) 27. Rxd8 $11 Qxd8 28. Qe2 {Inhibits Qd2.} Rd4 (28... Qd4 $11) 29. Qxa6 $14 Rd2 30. Qc4 (30. Ne4 $14 {deserves consideration.} Rxc2 31. Qb5) 30... Qd4 $11 {The position is equal.} 31. Qxe6+ Kh7 32. Qf7 {Active counter play!} Qf4 33. Qxf4 exf4 34. Rc1 Bxc3 35. bxc3 {Weighted Error Value: White=0.11 (very precise) /Black=0.15 (very precise)} 1/2-1/2

[Event "FIDE Grand Prix-I Pool-A 2022"]
[Site "Berlin"]
[Date "2022.02.05"]
[Round "2.2"]
[White "Nakamura, Hikaru"]
[Black "Esipenko, Andrey"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2736"]
[BlackElo "2714"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2022.02.04"]
[EventType "tourn"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,91,15,10,20,8,12,0,16,0,23,19,27,40,46,56,58,42,27,31,45,40,44,47,35,40,41,18,12,19,20,20,20,17,13,0,34,22,159,170,183,169,182,181,166,170,287,291,266,291,280,287,292,291,264,229,229,229,229,229,295,283,341,281,309,293,303,295,385,366,402,400,390,371,375,375,492,492,496,474,491,456,621,608]} 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 {[%cal Of3e5]} Bc5 {A29: English Opening: Four Knights Variation with 4 g3.} 7. O-O {[%cal Of3e5]} O-O 8. Qc2 $5 {[%mdl 4] Black must now prevent Nxd5. Leaves trodden paths.} Nf6 {[#] The position is equal.} 9. a3 $146 ({Predecessor:} 9. d3 Bg4 10. Qa4 Qd7 11. Bg5 Be7 12. Nd2 a6 13. Bxc6 bxc6 14. Nc4 Qe6 15. Rfc1 {½-½ (28) Kazemiyan Eski,A (2072)-Babaniya,B (2180) Khomein 2018}) 9... Nd4 10. Nxd4 exd4 {[#]} (10... Qxd4 $2 11. Nb5 Qd7 12. Qxc5 $18) 11. b4 $1 Bb6 (11... Be7 12. Na4) 12. Na4 Re8 13. Nxb6 axb6 14. e3 d3 15. Qc3 Ne4 16. Qc4 Bf5 17. Bb2 Qd7 (17... Nxd2 $2 18. Qc3 f6 19. Qxd2 $18) 18. Bxe4 Bxe4 19. f3 Bc6 20. Rac1 $40 {[%cal Ob4b5][%mdl 128] White mounts an attack.} Re7 21. Qf4 f6 22. Rc4 Rd8 23. Rfc1 {[%cal Ob4b5]} Qe6 {White stays focused until the end.} (23... Rc8 $11 {keeps the balance.}) 24. b5 $1 $16 Bxb5 25. Re4 ({Resist} 25. Rxc7 $6 Bc6 $16) 25... Qf7 26. Rxe7 Qxe7 27. Rxc7 Rd7 (27... Qe6 $142 28. Rxb7 Qc6) 28. Rc8+ $18 Rd8 {[#]} 29. Bxf6 $1 {[%mdl 512]} gxf6 {[#]} 30. Qg4+ Kf8 {aiming for ...Rxc8.} 31. Rxd8+ {[%mdl 64] Overworked Piece} Qxd8 32. Qb4+ Qe7 33. Qxb5 {Threatens to win with Qb4.} Qxa3 {[%mdl 4096] Endgame Strongly threatening ...Qc1+. KQ-KQ} 34. Kf2 Qc5 35. Qxd3 b5 36. Qc3 Qe7 37. Ke2 Kg7 38. Qd4 Qf7 39. Qg4+ Kh8 40. Qb4 {To avoid Qe7} Qe8 41. Qd6 Qf7 42. Qc5 Qe8 43. g4 {Prevents h5. White is clearly winning.} Kg7 44. h4 {[%cal Bh2h4,Bh4h5,Bh5h6][%mdl 32]} Qd7 45. h5 Kg8 46. h6 {Weighted Error Value: White=0.03 (flawless) /Black=0.32} 1-0

[Event "FIDE Grand Prix-I Pool-A 2022"]
[Site "Berlin"]
[Date "2022.02.06"]
[Round "3.1"]
[White "Grischuk, Alexander"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2764"]
[BlackElo "2736"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2022.02.04"]
[EventType "tourn"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,62,14,22,22,25,16,9,12,23,22,20,19,31,23,20,16,30,-57,-57,-57,-54,-54,-54,-54,-55,-52,-18,-21,-27,-22,-18,-16,-12,-14,-14,-14,-12,-14,-14,-14,-14,-31,0,0,0]} 1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Re1 Nc6 8. Nc3 Be7 9. dxc5 Qxd1 10. Rxd1 Bxc5 11. Bd2 {D27: Queen's Gambit Accepted: Classical main line: 7 e4!? and 7 a4.} Bd7 {[%cal Bc8d7,Bd7c6,Bc6b7][%mdl 32]} 12. Rac1 O-O 13. Be2 Ba7 14. Ng5 {[#]} Ne7 $146 ({Predecessor:} 14... Rfd8 15. Nce4 Nxe4 16. Nxe4 Be8 17. Be1 Rxd1 18. Bxd1 Ne5 19. Be2 Bc6 20. Bc3 Bxe4 21. Bxe5 f6 {½-½ (38) Jakovenko,D (2710)-Giri,A (2762) Antalya 2017}) 15. Nce4 {And now Bb4 would win.} Nxe4 16. Nxe4 Bc6 17. Nd6 Rfd8 18. Nxb7 Bxb7 $15 19. Rc7 {[%csl LRb7,LRe7]} Bc6 {[#] White must now prevent ...Bc5.} 20. Rxe7 Bb6 {Prevents Ba5.} 21. Kf1 a5 $1 22. Rc1 $1 Be4 (22... Bxg2+ $5 23. Kxg2 Rxd2 $15) 23. Rc4 $1 {[#]} Kf8 $1 24. Rxe4 {Rb7 is the strong threat.} Kxe7 25. Bc3 g5 26. g4 Rac8 27. Ra4 Rd5 28. Kg2 h6 29. h3 Rdc5 30. Kf3 Rxc3 31. bxc3 Rxc3 {Weighted Error Value: White=0.08 (flawless) /Black=0.04 (flawless)} 1/2-1/2

[Event "FIDE Grand Prix-I Pool-A 2022"]
[Site "Berlin"]
[Date "2022.02.06"]
[Round "3.2"]
[White "Esipenko, Andrey"]
[Black "Bacrot, Etienne"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2714"]
[BlackElo "2642"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2022.02.04"]
[EventType "tourn"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,72,11,-7,-8,-4,0,0,0,0,11,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-9,-8,-3,-12,-6,25,-24,-14,-22,-7,-11,0,-43,0,0,14,0,110,113,77,78,186,103,397,409,418,383,471,479,729]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. a3 cxd4 9. Nxd4 Bc5 10. Qd2 O-O 11. O-O-O Rb8 {C11: French: Classical System: 4 e5 and 4 Bg5 dxe4.} 12. h4 Bxd4 13. Bxd4 b5 {The position is equal.} 14. Rh3 {[#]} Qc7 $146 ({Predecessor:} 14... Nxd4 15. Qxd4 Qe7 16. h5 h6 17. b4 f6 18. exf6 Qxf6 19. Rf3 Qxd4 20. Rxd4 Nf6 {½-½ (41) Dominguez Perez,L (2758)-Bluebaum,M (2670) chess24.com INT 2021}) 15. b4 f6 16. exf6 Nxd4 17. Qxd4 Rxf6 18. Ne2 Nb6 19. Rc3 Nc4 20. g3 $1 Bd7 21. Ng1 Be8 22. Re1 a5 23. Nf3 axb4 24. axb4 {[%cal Ba3b4,Bb4b5,Bb5a6][%mdl 32]} Qe7 25. Rb3 (25. Bxc4 {is superior.} bxc4 26. Qc5) 25... Ra8 $11 26. Qc5 Qb7 27. Bxc4 bxc4 28. Rb1 (28. Rbe3 $11 {is more appropriate.}) 28... Bg6 (28... Rc8 $1 $15 29. Qe3 Qa6) 29. b5 Be4 30. Nd4 {b6 is the strong threat.} Rc8 (30... h6 $11) 31. Nc6 $16 {Threatens to win with Ne7+.} Rf7 {To avoid Ne7+} 32. Ra1 {And now Re3 would win.} Rfc7 {[#]} (32... h6 $16) 33. Ra6 (33. Re3 $1 $18 {[%cal Re3a3]}) 33... Qxa6 {[%mdl 8192] This move loses the game for Black.} 34. bxa6 $18 {[%cal Oa6a7] Strongly threatening a7!} Rxc6 35. Qb5 {aiming for a7.} Rc5 36. Qd7 {Hoping for a7.} c3 {Weighted Error Value: White=0.09 (flawless) /Black=0.42} (36... R5c7 $142 37. Qxe6+ Kh8) 1-0

[Event "FIDE Grand Prix-I Pool-A 2022"]
[Site "Berlin"]
[Date "2022.02.07"]
[Round "4.1"]
[White "Grischuk, Alexander"]
[Black "Esipenko, Andrey"]
[Result "1/2-1/2"]
[ECO "E58"]
[WhiteElo "2764"]
[BlackElo "2714"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2022.02.04"]
[EventType "tourn"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,82,16,11,26,0,20,14,26,14,38,35,33,32,32,30,43,36,43,26,25,27,29,30,38,35,54,50,54,29,24,14,15,0,24,22,36,24,33,7,40,7,5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,6,0,0,0,10,3,5589]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. a3 Bxc3+ 6. bxc3 c5 7. Bd3 Nc6 8. Nf3 d5 9. O-O dxc4 {9...Qc7 is not played anymore.} 10. Bxc4 Qc7 11. h3 b6 {E58: Nimzo-Indian: Rubinstein: Main Line: 7...Nc6 8 a3 Bxc3.} 12. Bb2 e5 13. Be2 Rd8 14. Qc2 {[#]} Bb7 $146 (14... e4 $5 {[%cal Re4f3]} 15. Nd2 Bb7 $14) ({Predecessor:} 14... e4 15. Nh2 h5 16. Rfd1 c4 17. Bxc4 Na5 18. Ba2 b5 19. Nf1 Bb7 20. c4 bxc4 {0-1 (64) Skliba,M (2281)-Hoffmann,P (2355) Litomysl 2009}) 15. Rfd1 Rac8 16. dxc5 bxc5 17. c4 Rxd1+ 18. Rxd1 Re8 19. Nh2 Nb8 20. Ng4 {[#] aiming for Bxe5.} Nbd7 21. Qf5 Re6 22. Qd3 Qc6 {[%csl Gb7][%cal Rc6g2]} 23. Nxf6+ Nxf6 {[%csl Gb7][%cal Rc6g2] [#]} 24. Bf1 Qa4 25. Rd2 Re8 {Inhibits Qd8.} 26. Qc2 Qa5 27. Rd1 Be4 28. Qc3 Qb6 29. Ba1 h6 30. f3 Bc6 {The position is equal.} 31. Rd6 Qc7 32. Qd2 Nd7 33. Bc3 Nb6 34. Ba5 Kf8 {[%cal Bg8f8,Bf8e7,Be7d7][%mdl 32]} 35. Qd1 Ke7 36. Rd2 Rd8 37. Rxd8 Qxd8 38. Qb1 e4 39. f4 f6 40. Be2 Kd7 41. Qd1+ Ke6 $2 {[%mdl 40960] Weighted Error Value: White=0.06 (flawless) /Black=0.07 (flawless) . An unexpected result.} (41... Ke7 $11 42. Qc2 (42. Qxd8+ Kxd8 43. Kf2 Ke7 $11) 42... Kf7) 1/2-1/2

[Event "FIDE Grand Prix-I Pool-A 2022"]
[Site "Berlin"]
[Date "2022.02.07"]
[Round "4.2"]
[White "Nakamura, Hikaru"]
[Black "Bacrot, Etienne"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2736"]
[BlackElo "2642"]
[Annotator "TA"]
[PlyCount "50"]
[EventDate "2022.02.04"]
[EventType "tourn"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,50,10,16,7,8,29,27,24,29,29,50,31,36,70,-11,-20,-12,30,29,37,39,22,0,0,-40,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. a3 cxd4 9. Nxd4 Bc5 {C11: French: Classical System: 4 e5 and 4 Bg5 dxe4.} 10. Qd2 g5 {[#]} 11. Nf3 $146 {Black must now prevent Bxc5.} ({Predecessor:} 11. f5 Nxd4 12. Bxd4 Bxd4 13. Qxd4 Qb6 14. Qxb6 Nxb6 15. fxe6 fxe6 16. h4 g4 17. Bd3 {½-½ (26) Svidler,P (2714)-Nepomniachtchi,I (2792) Paris 2021}) 11... d4 {White has an edge.} 12. Bxd4 Nxd4 13. Nxd4 {aiming for 0-0-0.} gxf4 14. Qxf4 Nxe5 $1 15. Nb3 ({White should play} 15. O-O-O $14 Ng6 16. Qg4) 15... Ng6 $11 16. Qf3 Ba7 {[#]} (16... Be7 {was preferrable.}) 17. Bxa6 $1 {Bb5+ is the strong threat.} O-O 18. Bd3 {Active counter play!} Qh4+ 19. Qg3 (19. g3 $5 {[%cal Rg3h4]} Qh6 20. Rf1 $11) 19... Qh6 20. h4 f5 {[%mdl 1024] Black has compensation.} 21. Nd2 {The position is equal.} Bb8 22. Qf2 ({But not} 22. Qg5 Qg7 23. g3 Be5 $17) 22... Ba7 23. Qg3 Bb8 24. Qf2 ({Much weaker is} 24. Qg5 Qg7 25. g3 Be5 $17) 24... Ba7 25. Qg3 Bb8 {Weighted Error Value: White=0.13 (very precise) /Black=0.07 (flawless)} 1/2-1/2

[Event "FIDE Grand Prix-I Pool-A 2022"]
[Site "Berlin"]
[Date "2022.02.09"]
[Round "5.1"]
[White "Nakamura, Hikaru"]
[Black "Grischuk, Alexander"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "2736"]
[BlackElo "2764"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2022.02.04"]
[EventType "tourn"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,83,44,44,38,19,22,0,0,18,4,0,16,0,0,20,28,28,33,31,33,31,27,23,32,18,26,19,28,19,23,19,22,22,28,23,23,18,18,-6,37,46,33,16,111,100,118,125,128,126,130,133,99,66,136,109,59,65,213,213,213,213,213,212,193,213,213,213,999,943,1552,1520]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 {6...Na6 injects fresh life into this line.} 7. d5 Na6 8. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} Nc5 {E73: King's Indian: Averbakh Variation without 6...c5.} 9. Qc2 (9. Bxc5 $5 dxc5 10. h5 $11) 9... c6 10. h5 cxd5 {The position is equal.} 11. cxd5 (11. h6 d4 12. hxg7 Re8 $15) 11... Qa5 {[#] ...Ncxe4 is the strong threat.} 12. h6 Bh8 {Hoping for ...Ncxe4.} 13. f3 Bd7 14. Rb1 {Threatens to win with b4.} Na4 (14... Nxd5 {is more complex.} 15. exd5 Bf5 16. Qc1 Bxb1 17. Qxb1 e4) 15. Qd2 {[%cal Oc3b5]} Nxc3 16. bxc3 Qc7 {[#]} 17. g4 $146 ({Predecessor:} 17. c4 b6 18. g4 Bc8 19. Nh3 Nd7 20. Nf2 Nc5 21. Nd3 Bf6 22. Nxc5 bxc5 23. O-O {½-½ (49) Eljanov,P (2676)-Demchenko,A (2679) Germany 2019}) 17... Bc8 18. Nh3 Nd7 19. Nf2 Bf6 20. O-O Be7 21. Kh2 Nc5 22. Nd3 b6 23. Nxc5 bxc5 24. f4 exf4 25. Bxf4 {[%cal Be3f4,Bf4c1,Bc1b2][%mdl 32]} Bd7 26. c4 Rab8 (26... Bf6 $1 $11) 27. Qc3 $14 {[%csl Gh6][%cal Rc3g7]} f6 28. Rb3 {[%cal Og4g5]} Rb6 (28... Rf7 $11) 29. g5 $16 Rf7 30. Bc1 {White is much more active.} Qd8 31. Bb2 $36 {[%mdl 2048] White is really pushing.} Qf8 {[%cal Ob6b4]} 32. Kg2 Bd8 33. Qf3 Bc8 ({Black should try} 33... Rxb3 $14 34. Qxb3 Qe7) 34. Qe3 (34. Bxf6 $6 Bxf6 35. Rxb6 axb6 $11) (34. gxf6 Qxh6 35. Bd3 Ra6 $16) 34... Rxb3 35. axb3 fxg5 {Black cannot hold the game after this.} ({Better is} 35... a5 $1 $14) 36. Qc3 $18 {[%csl Gb2][%cal Rc3h8]} Rxf1 {[%csl Gf1][%cal Rf8f2]} 37. Qh8+ (37. Bxf1 Kf7 $11) 37... Kf7 38. Qxh7+ Ke8 {[%csl Gf1][%cal Rf8f2]} 39. Qxg6+ (39. Bxf1 {[#]} Bh3+ $1 {[%mdl 512]} 40. Kxh3 Qxf1+ 41. Kh2 Qe2+ 42. Kg3 Qe3+ 43. Kh2 Qe2+ 44. Kg3 Qe3+ 45. Kh2 Qd2+ 46. Kh1 Qe1+ 47. Kh2 Qe2+ $19) 39... Ke7 {[%csl Gf1][%cal Rf8f2]} (39... Qf7 $2 40. Qxf7+ Kxf7 41. h7 Bh3+ 42. Kh2 $18) 40. Qxg5+ ({And not} 40. Bxf1 Bh3+ 41. Kxh3 Qxf1+ 42. Kg3 Qg1+ 43. Kh3 Qf1+ 44. Kg4 (44. Kg3 Qg1+ 45. Kh3 Qf1+ $11) 44... Qf4+ 45. Kh3 Qf1+ $11) 40... Rf6 $2 (40... Ke8 41. Qh5+ Rf7 42. h7 $18) (40... Kd7 41. Qg7+ Rf7 42. Bg4+ Kc7 43. Qxf8 Rxf8 44. Bxc8 Kxc8) 41. h7 Kd7 42. Qg8 {Weighted Error Value: White=0.04 (flawless) /Black=0.18 (very precise)} 1-0

[Event "FIDE Grand Prix-I Pool-A 2022"]
[Site "Berlin"]
[Date "2022.02.09"]
[Round "5.2"]
[White "Bacrot, Etienne"]
[Black "Esipenko, Andrey"]
[Result "0-1"]
[ECO "C88"]
[WhiteElo "2642"]
[BlackElo "2714"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2022.02.04"]
[EventType "tourn"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,88,24,22,22,22,24,24,22,15,13,18,16,25,21,19,13,24,30,41,31,32,0,29,33,25,0,0,0,0,-76,-8,-6,0,-6,0,-48,-43,-39,-37,-40,-10,-10,0,-37,-45,-62,-62,-62,-62,-62,-62,-62,-61,-166,-161,-162,-139,-132,-81,-457,-519,-535,-512,-536,-537,-466,-510,-491,-466,-433,-370]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4 b4 9. d4 d6 10. dxe5 Nxe5 {seems to push 10...dxe5 aside.} 11. Nxe5 {C88: Closed Ruy Lopez: Anti-Marshall Systems.} dxe5 12. Qxd8 Rxd8 13. Nd2 {White has an edge.} Bc5 14. Nf3 Re8 $5 {[%mdl 4] Leaves trodden paths.} 15. Be3 Bxe3 16. Rxe3 {[#]} Bb7 $5 $146 {[%mdl 8] New and interesting.} ({Predecessor:} 16... h6 17. Rd1 Be6 18. Kf1 Kf8 19. Nd2 Nd7 20. Bxe6 Rxe6 21. Nc4 Nb6 22. Nxb6 cxb6 {½-½ (30) Adams,M (2747)-Tomashevsky,E (2696) Moscow 2017}) 17. Rd1 Kf8 (17... Nxe4 $2 18. Rd7 Nd6 19. Nxe5 $18) 18. Nd2 Red8 {[%cal Of6e4]} 19. f3 a5 20. Bc4 Bc6 21. b3 Nd7 22. Be2 Nc5 23. Kf2 f6 24. c3 {[#]} (24. Nc4 $11) 24... Be8 {Black is more active.} (24... Nxa4 $1 $17 25. cxb4 (25. bxa4 Bxa4 26. Ra1 Rxd2 $17) 25... Nb2) 25. Ke1 $11 Bf7 26. cxb4 axb4 27. Bc4 (27. Rc1 $11 {is more appropriate.} Rxd2 28. Rxc5) 27... Rd4 28. Rc1 Bxc4 29. Rxc4 Rxc4 (29... Ne6 $5 {[%cal Re6f4]}) 30. Nxc4 $15 {[%mdl 4096] Endgame KRN-KRN} Rd8 31. g3 (31. Na5 $5 {[%cal Ra5c6]}) 31... Ke7 32. Ke2 Rd4 {[%cal Oc5b3] And now ...Nxb3! would win.} 33. Nd2 g5 $1 {[%cal Bg7g5,Bg5g4][%mdl 32] Inhibits f4.} 34. Kd1 h5 {[%cal Bh7h5,Bh5h4,Bh4g3,Bg3g2][%mdl 32]} 35. Kc2 g4 36. f4 (36. fxg4 $15 hxg4 37. Kd1) 36... exf4 $1 $19 37. gxf4 {[#]} h4 $1 38. a5 {[#]} Kd7 ({Black should try} 38... Rd8 $1 39. Kd1 Nb7) 39. Kd1 $2 {[%mdl 8192] This move loses the game for White.} (39. f5 $17) 39... g3 {Black is clearly winning.} 40. hxg3 hxg3 {Hoping for ...g2.} 41. Kc2 g2 42. Re1 Nd3 43. Ra1 Nxf4 {aiming for ...Rd3.} 44. a6 {Black must now prevent a7.} Kc6 {Weighted Error Value: White=0.34/Black=0.06 (flawless)} 0-1

[Event "FIDE Grand Prix-I Pool-A 2022"]
[Site "Berlin"]
[Date "2022.02.10"]
[Round "6.1"]
[White "Grischuk, Alexander"]
[Black "Bacrot, Etienne"]
[Result "1-0"]
[ECO "B67"]
[WhiteElo "2764"]
[BlackElo "2642"]
[Annotator "TA"]
[PlyCount "146"]
[EventDate "2022.02.04"]
[EventType "tourn"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,146,18,39,49,13,15,16,10,16,20,7,16,5,5,8,0,25,39,39,27,0,0,-158,26,45,162,153,158,156,145,178,272,125,135,16,23,0,55,0,0,0,29,7,283,83,97,97,97,112,112,112,158,122,126,117,171,165,236,218,235,235,320,83,202,224,230,230,316,317,359,349,322,187,187,187,187,187,239,136,124,145,147,100,105,35,106,117,106,109,105,104,106,86,104,87,122,75,88,75,75,75,75,0,0,0,0,0,0,0,0,0,39,50,82,75,82,8,8,8,93,96,314,371,650,650,829,819,721,339,345]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f3 Nxd4 10. Qxd4 Be7 {B67: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 Bd7, lines without 9 f4 Be7.} 11. Kb1 Qc7 12. g4 h5 {The position is equal.} 13. gxh5 Nxh5 14. Bxe7 {14.Bxe7 is the recent fashion.} Kxe7 15. Rg1 {[%cal Of3f4] [#]} Qc5 $146 {[#]} ({Predecessor:} 15... g6 16. Qd2 Nf6 17. f4 Rh5 18. Rg5 Rah8 19. e5 Ne8 20. Ne4 d5 21. Rxh5 Rxh5 {0-1 (48) Giri,A (2776)-Vachier Lagrave,M (2758) chess24.com INT 2021}) 16. Qd2 $1 {[%cal Of3f4]} Bc6 (16... Qxg1 $2 17. Qxd6+ Kf6 18. e5+ Kg5 19. Qd2+ (19. Qxd7 Rhd8 $16) 19... Nf4 20. Ne4+ (20. Qxd7 Rad8 $11) 20... Kg6 21. Qxf4 Qxh2 22. Qg5+ Kh7 23. Rxd7 $18) 17. Bc4 {[%cal Of3f4]} Rad8 18. Bb3 g6 19. f4 Nf6 $1 20. Rg5 $2 {[#]} ({Better is} 20. Rge1 $1 $11) 20... Qb6 $2 (20... Nxe4 $1 $17 21. Nxe4 Bxe4 $1 22. Rxc5 dxc5 23. Qxd8+ Rxd8 24. Rxd8 Kxd8) 21. Re1 $11 {[%cal Oc3d5]} Rh7 {[#]} (21... Rh4 $1 $14) 22. Nd5+ $1 $18 {[%mdl 512]} exd5 23. exd5+ {[%mdl 64] Discovered Attack} Kf8 24. dxc6 Qxc6 (24... d5 $142) 25. Qd4 (25. f5 $1 $18 {[%cal Rf5g6] is the precise move to win.} Ne4 26. Qe3) 25... Re8 $16 26. Rgg1 (26. Rd1 $1 $16 Kg7 27. f5) 26... Rxe1+ 27. Rxe1 d5 (27... Kg7 $11) 28. a3 (28. Qe5 Rh5 29. Qe3 b6 $11) (28. f5 $1 $14) 28... Rxh2 $11 29. f5 {Strongly threatening fxg6.} gxf5 30. Qf4 Rg2 {[%mdl 8192]} (30... Rh5 $1 $11 {and Black stays safe.}) 31. Qxf5 $2 (31. Ba4 $1 $18 {White wants to mate with Qh6+.} b5 32. Qh6+ Rg7 33. Rg1 bxa4 34. Qxg7+ Ke7 35. Qg5 (35. Re1+ Ne4 $16)) 31... Kg7 32. Rh1 {[%mdl 1024] White has strong compensation.} Qc5 33. Ka2 Rg1 34. Rh3 Rg6 (34... Qc7 $142) 35. Qe5 $40 {[%mdl 128] White goes for the king.} Qc8 {To avoid Qb8} 36. Rh1 {White is more active.} b5 (36... Qc6 $16 37. c3 Rh6 38. Qg3+ (38. Qg5+ Rg6 $16) 38... Rg6) 37. c3 $18 (37. Bxd5 Qxc2 38. Qb8 Rh6 39. Rxh6 Kxh6 40. Qf8+ (40. Bxf7 Ne4 $16) 40... Kg5 $16) 37... Qe6 (37... Qc6 {is a better defense.} 38. Bc2 Rg2) 38. Qh2 $1 {[%csl Gh1][%cal Rh2h8]} Kf8 39. Qb8+ Ne8 40. Qd8 $2 (40. Rh8+ $18 Rg8 41. Rh5) 40... Kg7 (40... Rh6 $16 {was necessary.} 41. Rxh6 (41. Bxd5 Qf6 $16) (41. Qxd5 Qxd5 42. Bxd5 Rd6 $11) 41... Qxh6) 41. Bxd5 (41. Qh4 $6 Rh6 42. Rg1+ (42. Qg5+ Qg6 $16) 42... Kf8 43. Qb4+ Qd6 $16) 41... Qe5 42. Bb3 $1 ({Don't play} 42. Qd7 $6 Nd6 43. Bb3 Qf6) 42... Qe4 43. Qd1 Nd6 44. Qh5 {[%csl Gh1][%cal Rh5h8] To avoid Rg5} Kf8 45. Bd5 (45. Rd1 $142 {[%cal Od1d6]} Qf4 46. Qh8+ Rg8 47. Qh5) 45... Qf4 46. Qh8+ Rg8 47. Qh3 {Hoping for Qd7.} Qd2 (47... Rg6 $142 48. Bb3 Qe5) 48. Qh5 (48. c4 $18 bxc4 49. Bxc4 $1) 48... Rg5 $16 49. Qh6+ Ke7 50. Bf3 ({White should try} 50. Bc6) 50... Qe3 {[#]} 51. Qh4 Kd7 {[#]} (51... Nf5 $14 52. Qb4+ Nd6) 52. Re1 $1 Qc5 53. Qh3+ Qf5 54. Qh1 {Black must now prevent Bc6+.} Qc5 {Prevents Bc6+.} 55. Rd1 Kc7 56. Rd4 Qe5 57. Bd5 ({White should play} 57. Bd1 $1) 57... Rh5 58. Qf3 Rf5 59. Qg2 a5 {[%cal Ba6a5,Ba5a4][%mdl 32]} 60. Bb3 (60. Rd1 $16) 60... a4 $11 61. Bd5 Qe1 {To avoid Rd1} 62. Ba8 Qe6+ $1 (62... Rf1 {leads to mate.} 63. Qc6+ Kb8 64. Qxd6+ Kxa8 65. Qc6+ Kb8 66. Rd8+ Ka7 67. Ra8#) 63. Bd5 Qe1 64. Bf3 Qe3 65. Bg4 Rf4 66. Rd1 $1 {[%cal Og2d5]} Qe4 {[#]} 67. Qd2 (67. Qh2 $1 $16) 67... Qe5 $1 68. Bh3 Rh4 (68... Re4 $11 {keeps the balance.}) 69. Bg2 $16 {And now Qf2 would win.} Qc5 $2 {[#] To avoid Qf2} (69... Rh5 $16 {might work better.}) 70. Qe1 $1 $18 {Intending Qe7+ and mate. Chess con chili.} Qc4+ $2 (70... Re4 71. Bxe4 Qc4+ 72. Ka1 Qxe4) 71. Ka1 {Qe7+ would kill now.} Kd7 {Inhibits Qe7+.} 72. Bf1 Qe4 73. Qd2 (73. Qf2 $142 {aiming for Qf6.} f5 74. Rd4) 73... Qf4 {Weighted Error Value: White=0.36/Black=0.36} 1-0

[Event "FIDE Grand Prix-I Pool-A 2022"]
[Site "Berlin"]
[Date "2022.02.10"]
[Round "6.2"]
[White "Esipenko, Andrey"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2714"]
[BlackElo "2736"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2022.02.04"]
[EventType "tourn"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,115,27,18,13,27,18,20,24,19,8,6,0,9,5,36,24,29,19,22,17,86,38,48,30,42,29,62,61,77,74,79,65,74,49,87,55,54,61,54,50,51,51,55,0,162,168,241,144,154,23,88,0,0,0,22,30,272,377,591,523,865,802,672,265,272,268,283,201,184,164,150,157,229,180,190,190,185,87,82,141,140,38,43,8,8,8,8,52,52,8,8,8,31,0,8,8,8,8,8,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. a4 a6 6. O-O {C50: Hungarian Defence and Giuoco Pianissimo.} d6 7. a5 Ba7 8. c3 O-O 9. h3 h6 10. Be3 Re8 11. Qb3 Qe7 {[#]} 12. Nbd2 $146 ({Predecessor:} 12. Re1 Bxe3 13. Rxe3 Nd8 14. d4 Ne6 15. dxe5 Nc5 16. Bxf7+ Qxf7 17. Qxf7+ Kxf7 18. exf6 Kxf6 {1-0 (28) Zadruzny,N (2334)-Metaxasz,V (2027) Graz 2020}) 12... Rb8 13. Bxa7 Nxa7 14. d4 Nc6 (14... exd4 $11 {remains equal.} 15. cxd4 (15. Nxd4 Bd7 $11) 15... Be6) 15. Rfe1 ({White should try} 15. d5 $16 Na7 16. Bxa6 $1 {[%mdl 512]}) 15... Bd7 $14 16. d5 Na7 17. Bf1 Nh7 18. c4 Ng5 19. Qe3 Nxf3+ 20. Nxf3 Nc8 21. b4 f5 22. Bd3 Qf6 23. exf5 Bxf5 24. Bxf5 Qxf5 {[#]} 25. Nd4 $1 Qf7 26. f4 (26. Ne6 $14) 26... c6 $2 (26... Nb6 $1 $11 {and Black is okay.} 27. axb6 exd4 28. Qxd4 cxb6) 27. fxe5 $18 cxd5 (27... dxe5 {is a better defense.} 28. Ne6 (28. dxc6 Nd6 $11) 28... Nd6) 28. e6 (28. Qg3 $1 $18) 28... Qg6 $16 29. Rf1 (29. cxd5 $16 {Rf1 is the strong threat.} Ne7 30. Qb3 (30. Qf3 Rf8 $14)) 29... Ne7 (29... dxc4 $11 {keeps the balance.} 30. Rac1 b5) 30. Rf7 {White is much more active.} (30. cxd5 $16 {aiming for Rf7.} Nxd5 31. Qe2) 30... dxc4 $11 31. Raf1 {And now R1f3 would win.} Kh8 32. R1f3 Nc6 $2 {[#]} (32... Nd5 $11 {and Black stays safe.} 33. Qe1 Re7) 33. Nxc6 $1 $18 bxc6 (33... Rxe6 $142 34. Qxe6 Qxe6 35. Nxb8 c3) 34. e7 Kh7 35. Qf4 Rg8 36. Rg3 $2 (36. Rf8) 36... Qe6 37. Re3 Qg6 38. Rf8 Re8 39. Rxg8 {Chess con chili.} Kxg8 40. Qxc4+ Qf7 (40... d5 $16 41. Qxa6 Qb1+ 42. Kh2 Qxb4) 41. Qxa6 ({Don't do} 41. Qxc6 Rxe7 42. Rf3 (42. Rxe7 Qxe7 43. Qd5+ Kh8 $14) 42... Re1+ 43. Kf2 (43. Kh2 Qe6 $14) 43... Qe7 $16) 41... Rxe7 42. Rxe7 Qxe7 {[#]} 43. Qxc6 {[%mdl 4096] Endgame KQ-KQ} (43. Qc8+ $1 $18 Kh7 44. Qxc6 Qe1+ 45. Kh2 Qe5+ 46. g3 Qe2+ 47. Qg2) 43... Qe1+ $16 44. Kh2 Qxb4 45. Qd5+ ({White should play} 45. Qc8+ $16 Kf7 46. Qf5+ Ke8 47. a6) 45... Kh8 $1 $14 46. Qa2 Qf4+ 47. g3 Qd4 48. a6 {Intending a7 and mate.} Qa7 49. h4 (49. Kg2 $14) 49... d5 $1 $11 50. Qe2 Qd4 51. Qa2 {White threatens a7 and mate.} Qa7 {The position is equal.} 52. Kg2 d4 $1 53. Qe2 {Qe8+ would kill now.} Qd7 {Inhibits Qe8+.} 54. Qe4 {Hoping for Qa8+.} d3 55. Qb7 Qd8 56. a7 d2 57. a8=Q d1=Q 58. Qxd8+ {Black escapes into a draw.  Weighted Error Value: White=0.31/Black=0.31} 1/2-1/2

