[Event "FIDE Candidates 2020"] [Site "Yekaterinburg RUS"] [Date "2020.03.23"] [Round "6.1"] [White "Grischuk, Alexander"] [Black "Caruana, Fabiano"] [Result "1/2-1/2"] [ECO "C78"] [WhiteElo "2777"] [BlackElo "2842"] [Annotator "Monokroussos,Dennis"] [PlyCount "108"] [EventDate "2020.03.17"] [EventType "tourn"] [EventRounds "14"] [EventCountry "RUS"] [EventCategory "21"] [SourceTitle "The Week in Chess 1324"] [Source "Mark Crowther"] [SourceDate "2020.03.23"] [SourceVersion "1"] [SourceVersionDate "2020.03.23"] [SourceQuality "2"] {[%evp 0,108,25,22,22,22,8,3,27,-5,-1,-1,3,10,10,1,46,49,74,62,56,-53,48,-8, -16,-18,74,17,2,20,71,-5,-22,-57,3,30,21,14,7,7,201,-11,-6,-6,-6,-12,-10,-9, -17,-26,8,0,-2,-8,-3,-21,-7,-8,-7,-12,-46,-42,-65,-38,-30,-48,-25,3,-33,0,0,0, -41,-43,-51,-49,-46,-41,-13,-11,-3,-14,-7,-9,-11,-12,-20,-36,-27,-16,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,1,6,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. a4 Rb8 8. c3 d6 9. d4 Bb6 10. a5 Ba7 11. h3 O-O 12. Be3 Re8 {Almost a novelty, and a new move at the GM level.} (12... Ra8 {is standard, to develop the Bc8 without worrying about d4-d5 tricks.}) (12... Bb7 $2 13. d5 Bxe3 14. dxc6 {is the sort of trick I was referring to.}) 13. Ng5 $146 (13. dxe5 {had been played in the earlier games.} Bxe3 14. exf6 {and now instead of retreating the bishop to h6 or a7, as happened in the earlier games, the engine proposes} Bf4 $146 {, which may or may not equalize.} 15. Qd5 (15. Bd5 Bd7 16. fxg7 Qf6 17. g3 Ne5 $1 18. Nxe5 (18. gxf4 $6 Qxf4 19. Nd4 $8 c6 20. Qd2 Qf6 21. f4 Bxh3 22. Rf2 Qg6+ 23. Rg2 Bxg2 24. Qxg2 cxd5 25. fxe5 dxe4 26. Qxg6 hxg6 27. exd6 Rbd8 28. Na3 Rxd6 29. Ndxb5 axb5 30. Nxb5 Rf6 31. a6 Ra8 32. a7 Rc6 $17 {and at best White will limp to a draw.}) 18... Bxe5 19. f4 Qg6 20. g4 Bxg7 21. Nd2 c6 22. Bb3 h5 $44) 15... Re6 16. fxg7 (16. Qxc6 $4 Bb7 $19) ( 16. Ng5 Ne5 17. Nxe6 Bxe6 18. Qd1 Bxh3 $1 19. gxh3 Qxf6 {White is up a rook for a pawn, but can't avoid a draw. The immediate drawing idea is ...Qg6+ Kh1 Qh6 Kg2 Qg5/6+ Kh1 Qh4/6, etc., and there's no way to stop it.} 20. Qh5 g6 21. Qe2 {takes away the g6 square, but the queen also has g5.} Qg5+ 22. Kh1 Qh4 23. Kg2 Qg5+ $11) 16... Qe7 17. g3 Ne5 18. Nxe5 Rxe5 19. Qd3 Bxh3 (19... Bh6 20. f4 (20. Nd2 Bxh3 21. f4 Bxf1 22. Rxf1 $14) 20... Rxe4 21. Bc2 Bf5 22. Qd5 Rxf4 23. gxf4 Bxc2 24. Nd2 $14) 20. gxf4 Bxf1 21. Kxf1 Rxe4 22. Nd2 Rxf4 23. Qg3 Qh4 24. Qxh4 Rxh4 25. Bd5 $14 {seems to me to give White the better ending, but perhaps Caruana had worked out the way to defend this, if this variation represents best play for Black.}) 13... Rf8 14. Nf3 Re8 15. Re1 $146 exd4 16. cxd4 Nxe4 17. d5 Bxe3 18. Rxe3 Na7 19. Qd4 Bf5 20. Nbd2 (20. Qxa7 Nc5 21. Rxe8+ Qxe8 22. Qxc7 Qf8 23. Nd4 Rc8 24. Qb6 Rb8 25. Qc7 Rc8 $11) 20... Nc5 21. Rxe8+ Qxe8 22. Re1 Qf8 $11 23. Bd1 b4 24. Be2 Qd8 25. Bf1 h6 26. Re3 b3 27. Qf4 Bd7 28. Nd4 Rb4 29. Rg3 Qe7 30. Bc4 Nb5 31. N4xb3 Nxb3 32. Rxb3 Qe1+ 33. Kh2 Rxb3 34. Nxb3 Qb4 35. Qe4 $2 c5 $1 $17 36. Qd3 (36. dxc6 $2 Be6 $1 $19 {is the point.}) 36... g6 37. g4 Kg7 38. Kg2 Nc7 $2 (38... Bc8 $1 $17 {keeps some advantage, intending ...Nc7 and ...Bb7.}) 39. Qc3+ $1 Qxc3 40. bxc3 $11 f5 41. Nd2 Kf6 42. Kg3 Bb5 43. Bb3 Be2 44. gxf5 gxf5 45. f4 Nb5 46. c4 Nc3 47. Bc2 Bd1 48. Bd3 Na2 49. Kf2 Nb4 50. Ke3 Bc2 51. Be2 Na2 52. Nf1 Nc1 53. Kd2 Nxe2 54. Kxe2 Ba4 1/2-1/2 [Event "FIDE Candidates 2020"] [Site "Yekaterinburg RUS"] [Date "2020.03.23"] [Round "6.2"] [White "Alekseenko, Kirill"] [Black "Giri, Anish"] [Result "0-1"] [ECO "C50"] [WhiteElo "2698"] [BlackElo "2763"] [Annotator "Monokroussos,Dennis"] [PlyCount "196"] [EventDate "2020.03.17"] [EventType "tourn"] [EventRounds "14"] [EventCountry "RUS"] [EventCategory "21"] [SourceTitle "The Week in Chess 1324"] [Source "Mark Crowther"] [SourceDate "2020.03.23"] [SourceVersion "1"] [SourceVersionDate "2020.03.23"] [SourceQuality "2"] {[%evp 0,196,14,30,22,22,22,14,14,8,6,6,6,5,19,-27,8,-30,-27,-60,6,-16,1,-29, -8,-8,8,4,2,-3,25,5,19,6,6,11,5,1,24,10,-26,-27,7,-14,14,16,12,4,4,0,0,-79,-85, -87,-43,-32,-26,-38,-29,-42,-32,-62,-49,-41,-30,-38,-19,-16,-30,-30,7,12,0,0,0, 0,0,-43,-53,-50,-61,-57,-64,-57,-64,-59,-69,-68,-57,-79,-102,-59,-59,-118,-103, -115,-91,-99,-109,-109,-102,-92,-102,-98,-110,-104,-106,-106,-96,-114,-100, -111,-105,-99,-97,-114,-104,-114,-114,-113,-117,-117,-117,-131,-117,-118,-118, -118,-118,-118,-118,-118,-118,-118,-127,-124,-123,-118,-119,-122,-129,-117, -119,-136,-131,-136,-154,-145,-163,-171,-125,-145,-171,-166,-172,-166,-166, -172,-171,-174,-157,-162,-164,-157,-122,-154,-146,-163,-135,-127,-88,-78,-89, -101,0,0,0,0,0,-189,-201,-215,-219,-224,-229,-229,-234,-237,-256,-244,-339, -433,-516,-585,-254,-982,-972,-1002,-1002]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. c3 O-O 7. Re1 a5 8. Nbd2 Be6 9. Bb5 Ba7 10. Nf1 Ne7 11. Ng3 c6 12. Ba4 Ng6 13. h3 d5 14. exd5 Nxd5 15. Bc2 Qc7 16. d4 exd4 17. Nxd4 Rae8 18. Bg5 Ndf4 19. Qd2 Bd5 20. Rxe8 Rxe8 21. Re1 Re5 22. Bxf4 Rxe1+ 23. Qxe1 Qxf4 24. Qe8+ Nf8 25. Bb3 Bxd4 26. cxd4 Bxb3 27. axb3 Qf6 28. Qe4 g6 29. Ne2 Ne6 30. h4 h5 31. g3 Qd8 32. Qe5 Qb6 33. d5 cxd5 34. Qxd5 Kf8 35. Nc3 Qc7 36. Ne4 Qc1+ 37. Kg2 Qxb2 38. Qd7 $4 {Objectively it's not that bad - dubious at worst, if one is a computer. But the move is absolutely insane, creating losing chances where none existed, without obtaining any winning chances to compensate for this.} (38. Qxb7) 38... b6 39. Nd6 Qf6 40. Qe8+ Kg7 41. Qd7 Kg8 42. Qe8+ Nf8 43. Qc6 Qd8 44. Nc4 Ne6 (44... Qd7 $1 45. Qxb6 Qd5+ $17 {followed by ...a4, and White has problems. What's the sense in this?}) 45. Nxb6 Nd4 {This is also clumsy for White, though it's not as bad as 44...Qd7 would have been. Again, what was the point of 38.Qd7??} 46. Qc5 (46. Qb7 $1) 46... Nxb3 47. Qb5 Nd2 48. Qxa5 Qd3 $1 $17 {And now White has to suffer, completely needlessly, to obtain a draw that is by no means guaranteed to happen.} 49. Qa1 Qe4+ 50. Kg1 Nf3+ 51. Kf1 Nxh4 52. Qa8+ Qxa8 53. Nxa8 Nf3 54. Kg2 Ne5 55. f4 Ng4 56. Nb6 Kf8 57. Nd5 Ke8 58. Nc3 Ke7 59. Ne4 Ne3+ 60. Kf3 Nc4 61. Ng5 Kf6 62. Ne4+ Kf5 63. Nf2 Nd2+ 64. Ke3 Nf1+ 65. Kf3 Nh2+ 66. Kg2 Ng4 67. Nh3 f6 68. Kf3 Ke6 69. Ke4 Kd6 70. Ng1 Kc5 71. Kd3 Nh6 72. Ke3 Nf5+ 73. Kf3 Kc4 74. Nh3 Nd4+ 75. Ke3 Nf5+ 76. Kf3 Kd4 77. Nf2 Nd6 78. Nh3 Ne4 79. Ng1 Kd3 80. Kg2 Nd2 81. Kf2 Ke4 82. Ne2 Nb1 83. Ng1 h4 84. Nh3 Kf5 85. gxh4 Kg4 86. f5 gxf5 87. Ke3 Nc3 88. Nf2+ Kg3 {Here White has two ways to draw; unfortunately for him, he chose door #3.} 89. Nd3 ( 89. Nh1+ Kxh4 (89... Kg4 {is a better try, but not better enough.} 90. h5 f4+ 91. Kd4 Nb5+ 92. Kc5 Kxh5 93. Kxb5 Kg4 {Now White has a choice. He can bring the knight out of the corner - that draws - but he doesn't even have to bother about the threat of ...Kf3-g2xh1. In fact, he can even get away with the ridiculous} 94. Kb6 {, e.g.} Kf3 95. Kc5 Kg2 96. Kd4 f5 97. Ke5 f3 98. Kf4 $11 {and Black loses his pawns.}) 90. Kf4 {is the easy way - and the right way, practically speaking.} Nd5+ 91. Kxf5 Kh5 92. Ke6 $11) ({For those who want to set everyone's hair on fire, here's the way to do it:} 89. h5 $5 {Run, little man, run!} Nd5+ 90. Kd4 $1 Nf4 91. h6 Kxf2 92. h7 Ng6 {It seems absolutely impossible that this could be a draw, but it is.} 93. Kd5 $1 f4 (93... Ke3 94. Ke6 Nf8+ 95. Kxf6 Nxh7+ 96. Kxf5 $11) 94. Ke4 $1 (94. Ke6 $2 Nf8+ $19) 94... f3 95. Kf5 Nh8 96. Kxf6 Ke3 97. Kg7 f2 98. Kxh8 f1=Q 99. Kg8 $11) 89... Nd5+ 90. Kd4 Nf4 91. Nc5 Kxh4 92. Ke3 Kg3 93. Nb3 Ne6 94. Nd2 f4+ 95. Ke2 Ng5 96. Kf1 f3 97. Kg1 f2+ 98. Kf1 f5 0-1 [Event "FIDE Candidates 2020"] [Site "Yekaterinburg RUS"] [Date "2020.03.23"] [Round "6.3"] [White "Nepomniachtchi, Ian"] [Black "Ding Liren"] [Result "1-0"] [ECO "C84"] [WhiteElo "2774"] [BlackElo "2805"] [Annotator "Monokroussos,Dennis"] [PlyCount "79"] [EventDate "2020.03.17"] [EventType "tourn"] [EventRounds "14"] [EventCountry "RUS"] [EventCategory "21"] [SourceTitle "The Week in Chess 1324"] [Source "Mark Crowther"] [SourceDate "2020.03.23"] [SourceVersion "1"] [SourceVersionDate "2020.03.23"] [SourceQuality "2"] {[%evp 0,79,25,27,11,12,30,15,28,-9,-5,-1,14,3,14,21,21,-15,24,19,28,16,20,6,7, 8,0,8,18,19,17,26,20,-6,-2,13,11,-20,-7,1,12,7,-31,-13,-3,-1,8,4,12,10,20,20, 15,37,71,42,67,10,51,26,82,60,88,89,260,185,187,184,168,173,173,137,162,204, 204,216,212,216,206,214,231,231]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a3 O-O 9. Nc3 Na5 10. Ba2 Be6 11. b4 Bxa2 12. Rxa2 {The main move, but Nepo had previously recaptured with the knight, many times.} (12. Nxa2 {was his choice against Aronian (3x, scoring 2.5/3), Wojtaszek (1-0), Inarkiev (1-0), and So (1/2-1/2).}) 12... Nc6 13. Bg5 Qd7 14. Bxf6 Bxf6 15. Nd5 a5 16. Rb2 $146 (16. c4 Ne7 (16... axb4 $2 17. cxb5 $16) 17. Qb3 (17. Rc2 Nxd5 18. cxd5 axb4 19. axb4 Ra4 20. Qd2 Rfa8 21. Rfc1 Bd8 22. h3 Ra1 23. Rxa1 Rxa1+ 24. Rc1 Ra4 25. d4 exd4 26. Nxd4 Bf6 27. Nc6 Qc8 28. e5 dxe5 29. d6 Ra8 30. Ne7+ Bxe7 31. dxe7 {1-0 (31) Carlsen,M (2837)-Ding,L (2774) Saint Louis 2017}) 17... bxc4 18. Nxe7+ Bxe7 19. dxc4 axb4 20. axb4 Qc6 21. Re1 Rxa2 22. Qxa2 Ra8 23. Qb3 g6 24. b5 Qc5 25. Qc2 c6 26. bxc6 Bd8 27. Nd2 Bb6 28. Nb3 Qxc6 29. Ra1 Rc8 30. Rc1 h5 31. h4 Ra8 32. Ra1 Rxa1+ 33. Nxa1 Qd7 34. g3 g5 35. Qd2 gxh4 36. c5 Bxc5 37. Qg5+ Kf8 38. Qxh4 Ke8 39. Nb3 Qa4 40. Nxc5 dxc5 41. Qxh5 Qxe4 42. Qh8+ Ke7 43. Qc8 Qd4 44. g4 c4 45. g5 c3 46. Kg2 Kd6 47. f3 Qd2+ 48. Kh3 Kd5 49. Qf5 Kc6 50. Qc8+ Kd6 51. Qf8+ Kc6 52. Qc8+ Kb5 53. Qb7+ Kc5 54. Qa7+ Kd6 55. Qb8+ Kd5 56. Qb7+ Kd4 57. Qe4+ Kc5 58. Qxe5+ Kc4 59. Qe4+ Kb3 60. Qb1+ Ka3 61. Qa1+ Kb4 62. Qb1+ Kc5 63. Qf5+ Qd5 64. Qc8+ Kd4 65. Qg4+ Kd3 66. g6 c2 67. gxf7 c1=Q 68. f8=Q Qh1+ 69. Kg3 Qe5+ 70. Qgf4 Qg1+ 71. Kh4 Qh1+ 72. Kg3 Qee1+ 73. Kg4 Qhh4+ 74. Kf5 Qh5+ 75. Kf6 Qa1+ 76. Ke6 Qa2+ 77. Kf6 Qb2+ 78. Ke6 Qb3+ 79. Kf6 Qb2+ 80. Ke6 Qb3+ 81. Kf6 Qc3+ 82. Ke6 Qg6+ 83. Q4f6 Qc6+ 84. Ke7 Qc5+ 85. Ke6 Qc6+ 86. Ke7 Qc7+ 87. Ke6 Qb6+ 88. Ke7 Qc5+ 89. Ke6 Qcf5+ 90. Ke7 Qc5+ {1/2-1/2 (90) Vachier Lagrave,M (2780)-Ding,L (2801) London 2019}) (16. Nxf6+ {has also been played by elite players. It looks obvious and it isn't bad, but it's not the obvious crusher it might initially seem to be.} gxf6 17. Rb2 (17. Nh4 axb4 18. Nf5 Kh8 {and White will be playing for a draw. (He's likely to get it, but the point is that he's not playing for the full point.)}) 17... axb4 18. axb4 f5 19. Nh4 f4 20. Nf5 Kh8 21. d4 {has occurred three times. In the two older games Black played ...f6 and drew, while in the more recent game Black switched to ...Rg8 and lost. Stockfish prefers the former to the latter, but (at least initially) prefers 21...d5 most of all.}) 16... axb4 17. axb4 Bd8 18. c4 Nd4 19. Nxd4 exd4 $11 {Black is doing fine.} 20. Qc2 (20. Qb3) 20... Re8 $6 (20... c6 $142 21. Nf4 Rb8 $11) 21. g3 bxc4 22. Qxc4 $14 c6 $8 23. Nf4 Bg5 24. Ne2 {Thanks to Black's inaccuracy, White now enjoys an edge as Black's c6 and d4 pawns are targets.} d5 25. exd5 cxd5 26. Qb3 { Black's d4-pawn is still weak, and he must also worry about the advance of White's b-pawn.} h5 27. b5 h4 28. b6 h3 29. Kh1 $16 Reb8 30. Rfb1 Bd8 (30... Rb7) 31. Qb5 {A subtle inaccuracy.} (31. b7 $142 Ra7 (31... Ra5 32. Ng1 g5 33. Qb4 Ra7 34. Qxd4 Raxb7 35. Rxb7 Rxb7 36. Rxb7 Qxb7 37. Nxh3 $16 {/+-}) 32. Nf4 Raxb7 33. Qxb7 Rxb7 34. Rxb7 $16 {/+-}) 31... Qg4 $2 {This looks more natural than 31...Qf5, but it's a losing move.} (31... Qf5 $3 32. Nxd4 Qg4 33. Qxd5 ( 33. Qe8+ Kh7 34. Qxf7 Qxd4 $11 {is one of the key ideas behind 31...Qf5.}) 33... Bf6 34. Rb4 Bxd4 35. Rxd4 Rxb6 $3 {Every Black piece is en prise, and one can be taken with check! Despite that, he's fine - the position is equal.} 36. Rf1 (36. Qxa8+ Kh7 37. Rf1 Qxd4 $11) (36. Rxg4 $4 Rxb1#) (36. Rxb6 $4 Qd1#) 36... Qc8 $44) 32. Qxd5 $18 (32. Qe8+ Kh7 33. Qxf7 {is even better.}) 32... Ra5 33. Qc6 $2 {Giving Ding a last chance to save the game, and possibly his tournament.} (33. f3 $1 $18 Rxd5 34. fxg4 Rb7 35. Ng1 Rd6 36. Nxh3 Rbxb6 37. Rxb6 Bxb6 38. Kg2 $18 {This isn't too bad for Black, materially, but Black won't be able to keep his pieces active and defend the d-pawn indefinitely.}) 33... Rc5 $2 (33... Rxb6 $3 34. Rxb6 Qxe2 35. Rb8 $8 Re5 $1 36. Rxd8+ Kh7 37. Rh8+ $1 (37. Rg1 Qxf2 38. Rh8+ (38. Rf8 Re1 39. Rh8+ {still draws.}) 38... Kxh8 39. Qc8+ Kh7 40. Qxh3+ Kg6 (40... Kg8 41. Qc8+ $11) 41. Qg4+ Kf6 42. Qh4+ Ke6 43. Qg4+ Ke7 44. Qf4 $11) 37... Kxh8 38. Qc8+ Kh7 39. Qxh3+ Kg6 $11) 34. Qe8+ Kh7 35. Ng1 $1 (35. Qxf7 $4 Rf5 $19) 35... Rxb6 {Too late.} 36. Qxd8 Rxb2 37. Rxb2 Rc1 {Winning in all lines but one.} 38. Qh4+ {This one.} Qxh4 39. gxh4 Rd1 40. f3 1-0 [Event "FIDE Candidates 2020"] [Site "Yekaterinburg RUS"] [Date "2020.03.23"] [Round "6.4"] [White "Wang Hao"] [Black "Vachier Lagrave, Maxime"] [Result "1/2-1/2"] [ECO "D87"] [WhiteElo "2762"] [BlackElo "2767"] [PlyCount "165"] [EventDate "2020.03.17"] [EventType "tourn"] [EventRounds "14"] [EventCountry "RUS"] [EventCategory "21"] [SourceTitle "The Week in Chess 1324"] [Source "Mark Crowther"] [SourceDate "2020.03.23"] [SourceVersion "1"] [SourceVersionDate "2020.03.23"] [SourceQuality "2"] {[%evp 0,165,14,25,18,-14,37,33,63,51,51,51,51,51,51,37,37,37,37,37,37,37,85, 12,8,-15,-13,-3,-3,0,0,-1,2,-9,-6,4,39,38,24,23,23,9,18,9,0,0,24,56,50,50,56, 56,48,58,48,38,38,38,74,58,58,65,56,63,56,59,63,67,67,62,100,94,94,66,106,111, 114,114,103,103,103,108,108,95,97,103,103,103,108,97,97,58,60,21,60,11,11,11,3, 3,73,66,66,70,70,70,70,71,70,77,72,60,80,81,90,95,95,98,93,104,104,118,116,102, 116,103,98,98,98,98,98,98,98,98,98,98,98,98,98,98,98,98,98,98,98,98,98,98,98, 98,98,107,98,98,98,98,98,98,98,98,98,98,98,0,98,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 O-O 9. O-O Nc6 10. Be3 b6 11. h4 e6 12. h5 Qh4 13. hxg6 hxg6 14. f3 Bb7 15. Qd2 cxd4 16. cxd4 Rfd8 17. Rac1 Qe7 18. Rfd1 Rac8 19. Bg5 Bf6 20. Bxf6 Qxf6 21. Qe3 Kg7 22. Kf2 Rh8 23. Rh1 Rxh1 24. Rxh1 Rh8 25. Rxh8 Kxh8 26. Qc3 Kg8 27. d5 Qxc3 28. Nxc3 Na5 29. Bd3 exd5 30. exd5 Kf8 31. Ke3 Ke7 32. Kd4 Bc8 33. Nb5 a6 34. Nc7 Kd6 35. Nxa6 Nb7 36. g4 g5 37. Nb4 Bd7 38. Nc2 Ke7 39. Ne3 Nd6 40. Nd1 Ba4 41. Nf2 f6 42. Be2 Be8 43. Nd1 Ba4 44. Nb2 Be8 45. Bd1 Nb5+ 46. Kc4 Nc7 47. Bb3 Kd6 48. Kd4 Nb5+ 49. Kd3 Nc7 50. Nc4+ Kc5 51. Nd2 Bb5+ 52. Ke4 Bd7 53. Nf1 Nb5 54. Ng3 Nd6+ 55. Ke3 f5 56. gxf5 Bxf5 57. Nxf5 Nxf5+ 58. Ke4 Nh4 59. Ba4 Kd6 60. Be8 Ng2 61. Bf7 Ne1 62. a4 Nc2 63. Be8 Ne1 64. Bb5 Ng2 65. Bc4 Nh4 66. Bf1 Kc5 67. Bh3 Kd6 68. Be6 Ng6 69. Bf7 Nh4 70. Be8 Ng2 71. Bb5 Nh4 72. Bd3 Kc5 73. Bf1 Kd6 74. Bh3 Ng6 75. Be6 Nh4 76. Bf7 Ke7 77. Bh5 Kd6 78. Bg4 Ng2 79. Kf5 Kxd5 80. Kxg5 Ke5 81. Kg6 Nf4+ 82. Kf7 Nd3 83. Ke7 1/2-1/2