[Event "84th Tata Steel Challengers 2022"] [Site "Wijk aan Zee"] [Date "2022.01.16"] [Round "2.1"] [White "Murzin, Volodar"] [Black "Shuvalova, Polina"] [Result "1-0"] [ECO "C88"] [WhiteElo "2519"] [BlackElo "2516"] [Annotator "TA"] [PlyCount "81"] [EventDate "2022.01.15"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 21,81,30,31,22,23,27,47,22,23,40,34,29,119,100,111,111,120,120,116,117,125,71,99,97,154,158,139,152,243,239,387,427,533,382,318,69,66,56,58,65,250,162,520,503,661,653,712,639,1048,1058,965,949,4405,3999,1674,729,1932,1324,1161,603,553,518]} 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 Rb8 9. axb5 axb5 10. c3 {10.Nc3 is not played anymore.} d6 11. d4 $1 {11.d4 is better than 11.h3.} exd4 12. cxd4 {C88: Closed Ruy Lopez: Anti-Marshall Systems.} d5 13. e5 Ne4 {[#]} 14. Be3 $146 {White is slightly better.} ({Predecessor:} 14. Nc3 Nxc3 15. bxc3 Be6 16. Qd3 Qd7 17. Ng5 Bf5 18. Qf3 h6 19. Nh3 Be4 20. Rxe4 dxe4 21. Qxe4 {1-0 (30) Ochsner,B (2458)-Thybo,J (2479) Odense 2017}) 14... Bf5 15. Nfd2 {[%cal Bf3d2,Bd2f1,Bf1g3][%mdl 32]} Qd7 16. Nf1 h6 (16... h5 $11 {keeps the balance.}) 17. f3 $1 $16 Ng5 18. Nc3 Nb4 19. Ng3 Bh7 20. f4 $1 Ne4 21. Ncxe4 (21. Ngxe4 $142 Bxe4 22. Nxe4 dxe4 23. Bc2) 21... dxe4 22. Rf1 Nd5 ({Black should play} 22... Nd3) 23. Bxd5 Qxd5 24. Rc1 Rbc8 (24... f5 $16) 25. f5 $18 {Threatens to win with f6.} Rfd8 (25... f6 {might work better.} 26. e6 Kh8) 26. f6 gxf6 27. exf6 Bf8 28. Kh1 $2 ({White should try} 28. Qg4+ $18 Bg6 29. Nf5) 28... Bg6 $1 $14 29. Qg4 {[%cal Oc1c5] White is more active.} Kh7 30. Nf5 {[%cal Oc1c5]} c5 $2 {This costs Black the game.} (30... Qe6 $14) 31. dxc5 {Strongly threatening Ne7.} Rc6 $2 (31... Qe6) 32. Ne7 $18 {White is clearly winning.} Bxe7 33. fxe7 Re8 34. Rcd1 Qh5 35. Qxh5 Bxh5 36. Rd6 Rxd6 37. cxd6 {White threatens d7 and mate.} Bg4 {[#]} 38. Rxf7+ (38. Rd1 $142 $3 {[%mdl 512]} Kg7 {[#]} (38... Bd7 39. Rc1) 39. d7 $1 {[%mdl 512]} Bxd7 40. Rxd7) 38... Kg6 39. Rf4 Bd7 40. Rxe4 Ra8 41. h3 {Weighted Error Value: White=0.49/Black=0.58} 1-0 [Event "84th Tata Steel Challengers 2022"] [Site "Wijk aan Zee"] [Date "2022.01.18"] [Round "4.1"] [White "Murzin, Volodar"] [Black "L'Ami, Erwin"] [Result "1/2-1/2"] [ECO "C93"] [WhiteElo "2519"] [BlackElo "2622"] [Annotator "TA"] [PlyCount "87"] [EventDate "2022.01.15"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 23,87,10,26,0,13,0,14,0,0,-19,-17,-43,-24,-24,-26,-22,-21,-25,-19,-19,-17,-48,-21,-21,-6,-24,-16,-16,-16,-17,-27,-18,0,0,0,0,0,0,0,0,0,0,1,2,6,6,14,0,8,8,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {Marin,M} e5 2. Nf3 Nc6 3. Bb5 {[%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. a4 Bd7 9. c3 O-O 10. h3 h6 11. d4 Re8 12. Nbd2 Bf8 13. dxe5 {C93: Closed Ruy Lopez: Smyslov Variation.} Nxe5 14. Nxe5 dxe5 {[#]} 15. Nf3 $146 ({Predecessor:} 15. Nf1 c5 16. Bc2 Bc6 17. Qxd8 Rexd8 18. f3 c4 19. Be3 Nd7 20. Red1 Rdb8 21. axb5 axb5 {½-½ (72) Cori,J (2418)-Marin,M (2564) Porto Mannu 2009 CBM 130 Extra [Marin,M]}) 15... c5 {[%cal Bc7c5,Bc5c4][%mdl 32]} 16. Bc2 c4 17. Be3 Qc7 18. Nd2 Bc5 19. Qf3 {[%cal Oe3h6]} Bxe3 20. Qxe3 Be6 21. axb5 axb5 22. Nf3 Nd7 23. Nh4 Qc5 24. Qg3 Nf6 25. Rxa8 Rxa8 26. Nf5 Bxf5 27. exf5 Re8 {The position is equal.} 28. Qe3 Qxe3 29. Rxe3 $11 {[%mdl 4096] Endgame KRB-KRN} Kf8 30. Be4 Rc8 {Inhibits Bc6.} 31. Kf1 Ne8 32. Bf3 Rc5 33. g4 Nd6 34. Re1 Ke7 35. Kg2 g6 36. fxg6 fxg6 37. Kf1 g5 38. Ra1 e4 39. Bg2 Kf6 40. Ra7 Rd5 {Threatens to win with ...Rd2.} 41. Ke1 {To avoid Rd2} Rd3 42. Bf1 Rd5 43. Bg2 Rd3 44. Bf1 {An even fight not without its subleties. Weighted Error Value: White=0.05 (flawless) /Black=0.04 (flawless)} 1/2-1/2 [Event "84th Tata Steel Challengers 2022"] [Site "Wijk aan Zee"] [Date "2022.01.21"] [Round "6.2"] [White "Murzin, Volodar"] [Black "Nguyen, Thai Dai Van"] [Result "1/2-1/2"] [ECO "C78"] [WhiteElo "2519"] [BlackElo "2609"] [Annotator "TA"] [PlyCount "99"] [EventDate "2022.01.15"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,99,35,39,16,14,25,12,19,25,25,22,16,13,20,15,22,14,13,15,15,23,20,15,21,10,14,8,8,9,18,8,6,6,8,8,15,24,0,0,0,0,0,0,-2,0,0,62,83,97,0,0,0,0,0,0,0,0,-26,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. c3 d6 8. a4 Rb8 9. d4 {[%cal Bd2d4,Bd4d5,Bd5c6][%mdl 32]} Bb6 {[%cal Bc5b6,Bb6a7,Ba7e3][%mdl 32]} 10. a5 {C78: Ruy Lopez: Archangelsk and Möller Defences.} Ba7 (10... Bxa5 $2 11. dxe5 (11. d5 Ne7 $18) 11... dxe5 12. Qxd8+ Kxd8 13. Bd5 (13. Bxf7 Bb6 $16) 13... Nxd5 14. exd5 $18) 11. h3 Bb7 12. Be3 {Threatening d5.} Nxe4 13. d5 Bxe3 14. dxc6 Nxf2 $1 15. Qe2 Nxh3+ 16. Kh1 Nf2+ 17. Rxf2 Bxf2 18. Qxf2 Bxc6 {[#]} 19. Nxe5 $1 {[%csl Gb3,Ge5][%cal Rf2f7]} Bxg2+ $1 20. Kg1 $1 {[%csl Gb3,Ge5][%cal Rf2f7]} (20. Kxg2 Qg5+ 21. Kf1 (21. Ng4 $2 Qxg4+ 22. Qg3 Qe2+ 23. Qf2 Qe4+ 24. Kg1 Qg6+ 25. Qg2 Kd7 $19) 21... Qxe5 $17) 20... Qf6 21. Nxf7 {Dancing on a razor blade.} Qxf2+ 22. Kxf2 Rf8 23. Kxg2 Rxf7 24. Bxf7+ Kxf7 $11 {[%mdl 4096] Endgame KRN-KR} 25. Nd2 b4 26. c4 Re8 27. Kf3 {[#] To avoid Re2} g5 $146 ({Predecessor:} 27... Re5 28. Nf1 Rf5+ 29. Ke2 Rh5 30. Kd3 Rh1 31. Re1 c6 {½-½ (31) Nihal,S (2655)-Arjun,K (2503) Riga 2021}) 28. Ne4 Kg6 29. Ke3 Re5 30. Kd4 Rf5 31. c5 d5 (31... h5 $11) 32. Ng3 $14 Rf3 33. Kxd5 Rxg3 $16 {KR-KR} 34. Kc6 $1 Rg2 {And now ...h5 would win.} 35. Kxc7 Rc2 {Threatens to win with ...h5.} 36. Kb6 g4 (36... Rxb2 $2 37. Kxa6 Rb3 38. c6 $18) 37. Rd1 Kg5 (37... Rxb2 $2 38. Kxa6 b3 39. c6 $18) 38. Rd5+ {The position is equal.} Kf4 39. Kxa6 g3 (39... Rxb2 40. c6 Ke4 41. Rb5 $18) 40. Kb5 g2 41. Rd1 Rf2 (41... Rxb2 $6 42. c6 b3 43. a6 $17) 42. Rg1 Kg3 {White must now prevent ...Rf1.} 43. a6 h5 {[%cal Bh7h5,Bh5h4,Bh4h3][%mdl 32]} 44. a7 (44. Kxb4 $2 h4 45. a7 Rf8 $19) 44... Rf8 45. c6 $1 (45. Kxb4 $2 h4 46. Ra1 h3 $19) 45... h4 {Hoping for ...h3.} 46. c7 {[%cal Og1g2] aiming for Rxg2+!} (46. Kxb4 h3 47. Ra1 h2 $19) (46. Ra1 Ra8 47. c7 {[#]} Rxa7 $3 {[%mdl 512]} 48. Rxa7 g1=Q) 46... h3 47. Rc1 Rc8 48. Ra1 Ra8 {Strongly threatening ...h2.} ({Don't take} 48... h2 49. a8=Q Rxa8 50. Rxa8 $16) (48... h2 $5 49. a8=Q Rxa8 50. Rxa8 g1=Q 51. Rg8+ Kf2 52. Rf8+ (52. Rxg1 hxg1=Q 53. c8=Q Qg7 $16) 52... Ke3 $16) 49. Rc1 Rc8 {...h2 is the strong threat.} (49... h2 50. c8=Q Rxc8 51. Rxc8 $18) 50. Ra1 {Weighted Error Value: White=0.04 (flawless) /Black=0.04 (flawless)} 1/2-1/2 [Event "84th Tata Steel Challengers 2022"] [Site "Wijk aan Zee"] [Date "2022.01.23"] [Round "8.5"] [White "Murzin, Volodar"] [Black "Maurizzi, Marc`Andria"] [Result "1/2-1/2"] [ECO "D37"] [WhiteElo "2519"] [BlackElo "2496"] [Annotator "TA"] [PlyCount "131"] [EventDate "2022.01.15"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,131,31,34,27,34,0,0,0,-1,-12,0,-32,-25,-24,0,0,0,0,0,-45,0,0,0,-10,0,-20,-20,-20,-10,-8,0,0,25,17,22,27,53,54,41,54,62,56,62,66,62,0,0,0,0,0,0,0,168,-265,-287,-256,-14,-14,-15,-14,-14,-15,0,0,0,0,0,0,29,29,29,29,134,131,137,87,695,695,695,301,301,301,301,301,695,0,301,301,301,301,356,317,695,315,695,301,301,0,695,301,695,200,695,0,301,200,296,200,200,200,200,200,301,200,225,106,695,695,695,695,695,695,695,695]} 1. Nf3 Nf6 2. d4 e6 3. c4 a6 4. Nc3 d5 5. cxd5 exd5 6. Bg5 {D37: Queen's Gambit Declined: 5 Bf4.} Be6 7. g3 Nbd7 8. Bg2 {The position is equal.} Bd6 9. O-O c6 10. Qc2 h6 11. Bf4 {[#]} Qc7 $146 ({Predecessor:} 11... Qb8 12. Bxd6 Qxd6 13. a3 O-O 14. b4 Rfe8 15. Na4 b6 16. Rfc1 Rac8 17. Qd3 Bg4 {0-1 (53) Doluweera,D (1863)-Mezentsev,I (2354) Chess.com INT 2020}) 12. e3 O-O 13. Nh4 Rfe8 14. Nf5 (14. Rfe1 $11) 14... Bxf5 (14... Bxf4 $15 {might be stronger.} 15. gxf4 Nb6) 15. Qxf5 g6 16. Qc2 {[%cal Oc3d5]} Bxf4 17. gxf4 {[%cal Oc3d5]} Nb6 18. Kh1 Qd7 19. Rg1 Kh7 20. Bf1 Ne4 21. Bd3 {[%cal Rc3e4]} f5 22. Rg2 Re6 23. Ne2 {[%cal Bc3e2,Be2g1,Bg1f3,Bf3e5][%mdl 32]} Rc8 24. b4 Nc4 25. Ng1 a5 26. a3 Ra8 {aiming for ...axb4.} 27. Ra2 ({Better is} 27. Bxc4 $14 dxc4 28. bxa5) 27... b5 $11 28. Nf3 Qa7 29. bxa5 Qxa5 30. Ne5 Nxa3 $2 (30... Qa4 $11) 31. Rxa3 $4 {[%mdl 8192]} Qxa3 $19 32. f3 {[#]} Qc3 $2 33. fxe4 $11 Ra1+ 34. Rg1 {Chess con chili.} Rxg1+ 35. Kxg1 Qe1+ 36. Kg2 fxe4 37. Bxb5 Qxe3 38. Bxc6 Qxf4 {Threatens to win with ...Rf6.} 39. Bxd5 {White wants to mate with Qc7+.} Qg5+ 40. Kh1 Re7 (40... Qf6 $1 $11 {remains equal.} 41. Qg2 Ra6) 41. Qc8 $36 {[%csl Gd5][%cal Rc8g8][%mdl 2048] White is really pushing.} Re8 {[#] Prevents Qg8+.} 42. Qc6 {White is more active.} ({Much weaker is} 42. Qxe8 $6 Qc1+ 43. Kg2 Qd2+ 44. Kh3 Qe3+ 45. Kg4 Qg5+ 46. Kh3 Qe3+ 47. Kh4 Qg5+ 48. Kh3 Qe3+ $11) (42. Qc4 $142 $1) 42... Rxe5 $4 {[%mdl 8192]} (42... Re7 $16) 43. dxe5 $18 {Qd7+ would kill now.} Qxe5 44. Bxe4 (44. Qd7+ $142 Qg7 45. Qc6) 44... Qa1+ 45. Kg2 Qa2+ 46. Kg3 Qb3+ $2 (46... Qa3+ 47. Kg4 h5+ 48. Kf4 Qf8+ 49. Kg3 Qf7) 47. Kg2 (47. Kh4 $142 Qf7 48. Kg3) 47... Qa2+ $1 48. Bc2 Qf7 49. Kg3 {Black must now prevent Be4.} Kg7 50. Bd3 Qf6 $2 (50... h5 51. Qe4 Qf6) 51. Qc7+ (51. Qxf6+ $142 Kxf6 52. h4) 51... Qf7 $2 (51... Kh8 52. Be4 Qd4) 52. Qc5 (52. Qxf7+ $142 Kxf7 53. Be4) 52... Qe6 53. Qc7+ $2 (53. Qd4+ Qf6 54. Qd7+ Kf8 55. Qc8+ Kg7 56. Qd7+ Kf8 57. Qc8+ Kg7 58. Qd7+) 53... Qf7 $1 54. Qe5+ (54. Qxf7+ $142 Kxf7 55. Be4) 54... Qf6 $2 (54... Kh7 55. Be4 Qa7) 55. Qd5 $2 (55. Qxf6+ Kxf6 56. h4) 55... Qf7 $2 (55... Qg5+ 56. Qxg5 hxg5 57. h3 $18) (55... h5 56. h4 Kh6) 56. Qc5 (56. Qxf7+ $142 Kxf7 57. Bc4+ Kg7 58. Kf4) 56... Qe6 $1 57. Kf2 {Inhibits Qe1+.} Qa2+ (57... Qf6+ $142 58. Ke2 h5 59. Qc7+ Kh6) 58. Ke3 {Threatening mate with Bc4.} Qe6+ 59. Kd2 Qa2+ 60. Bc2 {Qe7+ is the strong threat.} Qe6 {Inhibits Qe7+.} (60... Qf7 $142 61. Bd3 Qf4+ 62. Kd1 Qa4+ 63. Kc1 Qa1+ 64. Kd2 Qa2+ 65. Ke1 Qa1+ 66. Kd2 Qa2+) 61. Kc3 Qf6+ 62. Kb4 (62. Qd4 $18 {Strongly threatening Kd3.} Qxd4+ 63. Kxd4) 62... Qf8 $2 {[%mdl 8192]} (62... h5 $16 63. Qa7+ Qf7 64. Qd4+ Qf6 65. Qd7+ Kh6 66. Qd2+ Kh7 67. Qd7+ Kh6) 63. Qxf8+ {White is clearly winning.} Kxf8 64. Kc5 Kg7 65. Kd5 Kf6 66. Ke4 {[%mdl 32768] Never resign too early! Weighted Error Value: White=0.96/Black=0.70. An unexpected result.} 1/2-1/2 [Event "84th Tata Steel Challengers 2022"] [Site "Wijk aan Zee"] [Date "2022.01.26"] [Round "10.4"] [White "Murzin, Volodar"] [Black "Van Foreest, Lucas"] [Result "1/2-1/2"] [ECO "C78"] [WhiteElo "2519"] [BlackElo "2530"] [Annotator "TA"] [PlyCount "85"] [EventDate "2022.01.15"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,85,22,52,49,40,52,60,36,38,45,51,58,79,68,93,88,110,41,41,27,69,65,53,21,16,13,13,22,22,20,26,25,25,0,0,0,0,0,0,0,0,0,0,8,38,29,20,26,30,10,16,0,0,0,0,0,10,9,15,13,45,43,53,14,21,7,25,14,21,20,24,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 {[%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bb7 7. d3 Bc5 8. c3 d6 9. Bg5 {C78: Ruy Lopez: Archangelsk and Möller Defences.} h6 10. Bh4 Bb6 11. Nbd2 {White is slightly better.} g5 12. Bg3 {[#]} Nh7 $146 ({Predecessor:} 12... Na5 13. Bc2 Nh5 14. d4 Nxg3 15. hxg3 g4 16. Nh4 exd4 17. Qxg4 Qg5 18. Qe2 dxc3 19. bxc3 Qxg3 {0-1 (27) Hartono,E (1795)-Golubenko,A (2285) ICCF email 2018}) 13. a4 O-O 14. Re1 Kh8 15. Nf1 Ne7 {[#]} 16. Ne3 (16. d4 $1 $16) 16... Bxe3 $14 17. fxe3 f5 (17... bxa4 $1 $11 18. Rxa4 f5) 18. exf5 {Strongly threatening e4. White is more active.} Nxf5 19. Bf2 (19. Nxe5 $5 dxe5 20. Bxe5+ Nf6 21. Rf1 $14 (21. e4 Ng7 $15)) 19... Bxf3 20. Qxf3 Nd4 $1 21. Qd1 Nxb3 22. Qxb3 Qd7 23. e4 Nf6 24. axb5 axb5 25. Rxa8 Rxa8 26. d4 Kg7 27. c4 bxc4 28. Qxc4 Ng4 29. Bg3 {Hoping for h3.} Re8 30. h3 Nf6 31. dxe5 dxe5 32. Bf2 {[%cal Bg3f2,Bf2c5,Bc5b4,Bb4c3][%mdl 32]} Re7 33. Bc5 Rf7 34. Qe2 Qe6 35. Kh2 Nd7 36. Bb4 Nf6 37. Bc3 Re7 38. Rf1 Nd7 39. Qb5 Rf7 40. Rd1 Kh7 41. Qe2 Rg7 42. Qf3 Rf7 {Prevents Qf5+.} 43. Qe2 {Weighted Error Value: White=0.09 (flawless) /Black=0.08 (flawless)} 1/2-1/2 [Event "84th Tata Steel Challengers 2022"] [Site "Wijk aan Zee"] [Date "2022.01.29"] [Round "12.4"] [White "Murzin, Volodar"] [Black "Warmerdam, Max"] [Result "1/2-1/2"] [ECO "B33"] [WhiteElo "2519"] [BlackElo "2599"] [Annotator "TA"] [PlyCount "74"] [EventDate "2022.01.15"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 22,74,28,8,49,53,74,102,94,11,13,19,19,-18,-19,-171,-171,-171,-171,-171,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 b5 10. Nd5 Be7 11. Bxf6 {11.c3 is more fashionable.} Bxf6 12. c4 Nd4 {B33: Sicilian: Pelikan and Sveshnikov Variations.} (12... b4 $1 $11 {was preferrable.} 13. Nc2 O-O) 13. cxb5 $14 Bb7 14. Nc3 {Pair of Knights!} O-O {White is better.} 15. Bd3 (15. bxa6 $16 Bc8 16. Bd3) 15... axb5 16. Naxb5 d5 $1 {[#] ...dxe4 is the strong threat.} 17. exd5 e4 $1 {[#]} 18. Nxe4 $146 ({Don't blunder} 18. Bxe4 $2 Nxb5 19. Nxb5 Re8 $19) (18. Bc4 $11 {and White stays safe.} Nxb5 19. Nxb5 (19. Bxb5 Qa5 $15)) ({Predecessor:} 18. Bc4 Nxb5 19. Bxb5 Qa5 20. a4 Bxc3+ 21. bxc3 Qxc3+ 22. Ke2 Rfd8 23. d6 Ba6 24. Bxa6 Rxa6 25. Rc1 {½-½ (31) Boros,D (2502)-Konnyu,J (2370) Banska Stiavnica 2011}) 18... Nxb5 $19 19. Nxf6+ Qxf6 20. Bxb5 {[#] aiming for 0-0.} Ba6 $2 (20... Rfd8 $19 21. O-O Rxd5) 21. Bxa6 $11 {The position is equal.} Qxa6 22. f3 $1 Rfe8+ 23. Kf2 Qb6+ 24. Kg3 Qd6+ 25. Kf2 $1 {Threatens to win with Qd4.} ({Not} 25. Kh3 $2 Re5 26. g4 h5 $17) 25... Qc5+ 26. Kg3 {Hoping for Qd2.} Qd6+ 27. Kf2 $1 {Strongly threatening Qd4.} ({Wrong is} 27. Kh3 $2 Re5 28. g4 h5 $19) 27... Qc5+ 28. Kg3 Ra6 {( -> ...Rg6+)} 29. Re1 Rg6+ 30. Kh3 Rh6+ 31. Kg3 Rg6+ 32. Kh3 Rh6+ 33. Kg3 Rg6+ 34. Kh3 Rh6+ 35. Kg3 Rg6+ 36. Kh3 Rh6+ 37. Kg3 Rg6+ {Weighted Error Value: White=0.21 (precise) /Black=0.10 (very precise)} 1/2-1/2