[Event "FIDE Grand Swiss 2021"] [Site "Riga LAT"] [Date "2021.11.04"] [Round "8.1"] [White "Firouzja, Alireza"] [Black "Sasikiran, Krishnan"] [Result "1-0"] [ECO "C53"] [WhiteElo "2770"] [BlackElo "2640"] [Annotator "Monokroussos,Dennis"] [PlyCount "85"] [EventDate "2021.10.27"] {[%evp 0,85,22,22,13,22,28,18,13,13,-7,0,-3,7,27,27,11,11,27,29,64,39,45,-35, 25,56,45,47,78,120,201,181,178,174,174,130,211,182,277,252,250,237,237,254,242, 215,205,202,200,195,260,257,270,244,232,196,216,223,245,280,314,263,276,244, 248,277,315,269,351,329,416,385,388,360,376,393,455,454,473,432,512,430,472, 524,631,631,1102,527]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 O-O 6. O-O d5 7. exd5 Nxd5 8. Re1 Bg4 9. Nbd2 Nb6 10. h3 Bh5 11. Bb3 Kh8 (11... Qxd3 12. Nxe5 Qf5 13. Nef3 Rad8 14. Qe2 {has been tested regularly the past 2-3 years.}) 12. Ne4 Nd7 13. Bd5 f5 $2 $146 {Not a good novelty, and surprising preparation by Sasikiran, as this is all very trendy.} (13... Bb6 {is the best move here, but the real moral of the story may be that Black should improve before this point.} 14. Ng3 Bxf3 15. Qxf3 f5 16. d4 f4 17. Ne4 Qh4 (17... exd4 18. Bxc6 bxc6 19. Bxf4 dxc3 20. bxc3 Ne5 21. Qg3 Nd3 22. Rad1 Nxe1 23. Rxd8 Raxd8 24. Be5 Rd7 25. Kh2 Nd3 26. Bxg7+ Rxg7 27. Qxd3 c5 28. c4 c6 29. g3 Bc7 30. h4 Be5 31. f4 Bd4 32. Ng5 Re7 33. Qf3 h6 34. Qh5 Kg7 35. Nf3 Rf6 36. Kh3 Rg6 37. f5 Rf6 38. g4 Re3 39. g5 hxg5 40. hxg5 Rxf5 41. Qh6+ Kf7 42. Qh7+ Ke6 43. Qg6+ Rf6 44. gxf6 Rxf3+ 45. Kg4 Rf2 46. Qh7 Rg2+ 47. Kh3 Rxa2 48. Qe7+ Kf5 49. f7 Ra3+ 50. Kg2 Ra2+ 51. Kf1 Bg7 52. f8=Q+ Bxf8 53. Qxf8+ Ke4 54. Qxc5 Ra6 55. Qd6 Kf3 56. Qd3+ Kf4 57. Qd4+ Kf3 58. c5 Ra3 59. Qf6+ {1-0 (59) Nepomniachtchi,I (2784)-Aronian,L (2781) chess24.com INT 2020}) 18. Nd2 exd4 19. Nc4 Rad8 20. Bxc6 bxc6 21. Bd2 Nf6 22. Nxb6 cxb6 23. cxd4 c5 24. Re7 Rxd4 25. Bc3 Nd5 26. Rxa7 Nxc3 27. bxc3 Rdd8 28. Re1 c4 29. Re4 b5 30. a4 Rd3 31. Qxf4 Qxf4 32. Rxf4 Rg8 33. axb5 Rxc3 34. Rc7 Rb3 35. Rc5 c3 36. Rfc4 h6 37. Rxc3 Rb1+ 38. Kh2 Kh7 39. Rg3 Rb2 40. f4 g6 41. f5 g5 42. Rd3 Re8 43. Rd7+ Kg8 44. Rc6 Rxb5 45. Rg6+ Kf8 46. Rxh6 Kg8 47. f6 {1-0 (47) Vachier Lagrave,M (2751)-Swiercz,D (2655) Saint Louis 2021}) 14. Neg5 $18 h6 15. Ne6 Qf6 16. Nxf8 $2 (16. d4 $18 {was even stronger. Black's amassed army looks impressive, but White has everything under control.}) 16... Rxf8 $2 (16... Bxf8 $142 $16) 17. d4 $18 e4 18. dxc5 Nde5 {Presumably this is what Black was counting on. White has only one good move here, but it isn't so hard to find.} 19. Nxe5 $1 Bxd1 20. Nd7 Qd8 21. Bxc6 $1 {Again the only move, but - again - it's not such a hard move to find.} Re8 22. Rxd1 bxc6 23. Bf4 {The forced lines are at an end, and White has a rook and two pieces for the queen. Black has no counterplay or any other form of compensation, so White ought to roll to victory - and does.} Qh4 24. Bxc7 e3 25. fxe3 Rxe3 26. Rd4 Qe7 27. Bf4 Re2 28. b4 Qe8 29. Rf1 Qe6 30. Rf2 Rxf2 31. Kxf2 Qxa2+ 32. Bd2 Qe6 33. c4 a6 34. Bf4 Qe7 35. b5 axb5 36. cxb5 Qe6 ({Black can only choose which pawn will force his resignation, not whether a pawn will do so.} 36... cxb5 37. c6 $18) 37. b6 Qb3 38. Kg1 g5 39. Bd2 g4 40. Rb4 Qd1+ 41. Kh2 g3+ 42. Kxg3 f4+ 43. Kh2 (43. Kh2 Qxd2 44. b7 $8 Qxb4 45. b8=Q+ Qxb8 46. Nxb8 $18) 1-0 [Event "FIDE Grand Swiss 2021"] [Site "Riga LAT"] [Date "2021.11.04"] [Round "8.3"] [White "Grandelius, Nils"] [Black "Caruana, Fabiano"] [Result "0-1"] [ECO "B30"] [WhiteElo "2662"] [BlackElo "2800"] [Annotator "Monokroussos,Dennis"] [PlyCount "136"] [EventDate "2021.10.27"] {[%evp 0,136,22,22,39,68,39,45,57,45,43,23,25,22,27,21,38,39,26,46,24,15,8,22, 24,24,19,-3,10,-3,6,12,-1,8,10,22,-3,-25,-6,-41,16,4,21,9,0,6,0,3,3,-6,-10,-9, -6,-3,6,5,15,-18,40,-16,7,-6,32,-3,12,0,0,0,6,-20,-25,-22,-22,-27,-45,-25,-30, -32,-71,-62,-73,-73,-81,-103,-107,-114,-122,-119,-148,-143,-92,-94,-75,-95,-87, -79,-79,-79,-79,-79,-60,-49,-50,-53,-50,-50,-50,-50,-44,-48,-48,-52,-87,-77, -88,-124,-83,-68,-68,-68,-73,-81,-85,-81,-83,-83,-83,-105,-133,-126,-133,-118, -140,-166,-170,-161,-170,-170,-170] White starts out with an opening edge, but gets outplayed leading up to the first time control. His 41st move was a mistake - 41.g3 may keep him in the game - and slowly but surely Caruana reels in the point.} 1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O Nge7 5. Re1 Ng6 6. c3 a6 7. Bf1 Be7 8. d4 cxd4 9. cxd4 d5 10. exd5 exd5 11. Nc3 O-O 12. Be3 Be6 13. Na4 Bb4 14. Bd2 Qd6 15. Bxb4 Qxb4 16. h3 Rae8 17. Nc5 Bc8 18. Rxe8 Rxe8 19. Qb3 Qxb3 20. Nxb3 f6 21. Rc1 Nge7 22. a3 Kf7 23. Bd3 h6 24. Kf1 g5 25. Ng1 h5 26. Ne2 h4 27. Nc3 f5 28. Ne2 Kf6 29. Nd2 Nd8 30. Rc3 Bd7 31. Nb3 Ne6 32. Nc5 Nxc5 33. Rxc5 Ke6 34. Rc3 Kd6 35. Rb3 b5 36. Rc3 Nc6 37. b4 f4 38. Bg6 Ra8 39. Ke1 a5 40. bxa5 Nxa5 41. Ng1 Nc4 42. Nf3 Nxa3 43. Nxg5 Nc4 44. Nf7+ Ke7 45. Ne5 b4 46. Rb3 Ra1+ 47. Ke2 Ra2+ 48. Ke1 Ra1+ 49. Ke2 Ba4 50. Rxb4 Bd1+ 51. Ke1 Bc2+ 52. Ke2 Bd1+ 53. Ke1 Nxe5 54. Rb1 f3 55. gxf3 Nxg6 56. Rxa1 Bxf3 57. Kd2 Be4 58. Ke3 Bf5 59. Rh1 Kf6 60. Rh2 Nh8 61. f3 Ng6 62. Rh1 Be6 63. Rh2 Ne7 64. Kf4 Nf5 65. Rd2 Bd7 66. Rd1 Ng3 67. Rd2 Nh5+ 68. Ke3 Kg5 0-1 [Event "FIDE Grand Swiss 2021"] [Site "Riga LAT"] [Date "2021.11.04"] [Round "8.4"] [White "Vitiugov, Nikita"] [Black "Ponkratov, Pavel"] [Result "1-0"] [ECO "A20"] [WhiteElo "2727"] [BlackElo "2659"] [Annotator "Monokroussos,Dennis"] [PlyCount "51"] [EventDate "2021.10.27"] {[%evp 0,51,22,-8,-8,-51,-31,-33,-21,-30,-40,-44,-28,-17,32,12,33,-3,59,27,78, 32,37,35,42,41,21,21,38,-9,-7,7,32,-2,18,27,81,73,77,84,156,98,229,202,188,184, 184,191,340,352,354,360,320,335]} 1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nf3 Nc6 6. O-O f5 $6 {Rather bold, to put it mildly. It's the sort of move one would like to make, but there's a reason that it has only been seen five times out of almost three thousand. Make it six, with this game, and three of those games are by Ponkratov himself! It's hard to tell if it's flat-out bad, or just risky and slightly inferior, but I wouldn't recommend it as anything but a surprise weapon.} (6... Nb6 {is standard, played by every top GM and his dog. }) 7. Nc3 Nxc3 8. bxc3 Bd6 9. d4 (9. Qb3 $16) 9... e4 10. Ng5 {Not terrible, but probably inferior to the retreating options.} (10. Ne1 $142 $16) (10. Nd2 $142 $16) 10... h6 11. Nh3 O-O 12. f3 exf3 13. Bxf3 Na5 14. c4 Be6 15. d5 (15. c5 $142 Be7 16. Nf4 Bf7 17. e3 {is a good, probably superior alternative.}) 15... Bf7 16. Qd3 c6 $6 (16... Qf6 $142) 17. Bd2 $6 (17. Nf4 $142) 17... Rc8 $2 (17... b5 $1) 18. Rac1 $18 {White has enjoyed the superior position up to this point, and after mutual inaccuracies Black passes the point of no return.} cxd5 19. cxd5 Kh8 $2 20. Rxc8 Qxc8 21. Rc1 (21. Bxa5 $2 {doesn't win due to} Qc5+) 21... Qd8 22. Nf4 b5 23. Qxf5 {There's nothing to fear from the lineup with Black's rook.} Bxf4 24. Qxf4 Bxd5 {Essentially suicide, but Black's position is so bad that this move, which immediately costs him a piece, may be as good as anything else.} 25. Bxa5 $1 Qe8 (25... Rxf4 26. Bxd8 $18) (25... Qxa5 $2 26. Qxf8+ $18) 26. Qd4 (26. Qd4 Bxf3 27. Rc7 $1 Qg6 28. exf3 Rxf3 29. Kg2 {leaves Black without any compensation for the material.}) 1-0 [Event "FIDE Grand Swiss 2021"] [Site "Riga LAT"] [Date "2021.11.04"] [Round "8.5"] [White "Howell, David W L"] [Black "Esipenko, Andrey"] [Result "1-0"] [ECO "A07"] [WhiteElo "2658"] [BlackElo "2720"] [Annotator "Monokroussos,Dennis"] [PlyCount "125"] [EventDate "2021.10.27"] {[%evp 0,125,22,20,26,-11,43,32,22,-12,7,-2,-2,-11,1,-2,17,10,3,15,19,17,8,20, 19,15,15,-10,20,10,7,11,8,6,11,-2,73,27,37,38,76,37,56,18,67,44,63,39,54,26,26, 2,35,31,19,0,31,-2,-25,-144,-71,-71,-66,-66,-18,-15,-33,-40,49,3,40,42,21,22, 47,40,36,41,17,44,31,15,34,1,21,15,38,44,49,49,52,42,61,62,105,76,72,72,72,89, 197,142,170,89,85,53,85,53,85,81,83,126,126,133,133,127,174,170,199,129,113, -54,212,212,217,431,454,314]} 1. Nf3 d5 2. g3 b6 3. Bg2 Bb7 4. b3 Nf6 5. Bb2 e6 6. c4 Bd6 7. cxd5 exd5 8. O-O O-O 9. Nc3 a6 10. Rc1 Re8 11. e3 Nbd7 12. d4 Qe7 13. Rc2 b5 14. a4 b4 15. Ne2 a5 16. Nf4 Ne4 17. Ne5 Nb6 18. Nc6 Qf6 19. Ne5 Qe7 20. Nc6 Qf8 21. Qg4 Bc8 22. Qf3 f6 23. Rfc1 Bd7 24. Qh5 g6 25. Qd1 Qf7 26. Bf1 Bxf4 27. exf4 Re6 28. f3 Nd6 29. Re2 Rxe2 30. Qxe2 Re8 31. Qc2 $2 {Giving Esipenko a big opportunity, which he seizes.} Ndc4 $1 32. Na7 Ra8 $2 {Alas for the youngster, he fails to find the right follow-up.} (32... Ne3 $1 33. Qxc7 Nxf1 34. Rxf1 Bh3 35. Qxf7+ Kxf7 36. Rc1 Re2 $19) 33. Nb5 Nxb2 $2 (33... c6 { still keeps a significant, possibly winning advantage.} 34. bxc4 cxb5 35. cxb5 Qe6 $1 $17 {/-+}) 34. Qxb2 $16 {/+- Now White is better, and his advantage grows through to the end of the game.} c6 35. Nc7 Rc8 36. Na6 Bf5 37. Nc5 Re8 38. Qd2 Qe7 39. Kf2 Kf7 40. h4 Bc8 41. Bd3 Kg7 42. f5 gxf5 43. Bf1 Qd6 44. Nd3 Bd7 45. Nf4 Qe7 46. Bd3 Nc8 47. Nh5+ Kg6 48. g4 Qd6 49. Kg2 Rg8 50. Kh1 h6 51. Re1 Ne7 52. Qe3 Re8 53. Rg1 Rg8 54. Rg2 Kh7 55. Re2 Nc8 56. Kg2 Qf8 57. Ng3 Nd6 58. Qf4 Kg7 59. Kf1 fxg4 60. Nh5+ Kh8 61. Re7 Bf5 62. Bxf5 Nxf5 63. Re6 1-0 [Event "FIDE Grand Swiss 2021"] [Site "Riga LAT"] [Date "2021.11.04"] [Round "8.7"] [White "Dubov, Daniil"] [Black "Oparin, Grigoriy"] [Result "0-1"] [ECO "D37"] [WhiteElo "2714"] [BlackElo "2654"] [Annotator "Monokroussos,Dennis"] [PlyCount "84"] [EventDate "2021.10.27"] {[%evp 0,84,22,20,20,32,39,-16,4,4,33,-4,13,9,10,34,38,-20,-24,-2,-25,-27,47, -12,17,-11,-11,-1,8,3,-20,-20,-29,-21,-23,-21,-18,-36,-4,-2,13,-33,-16,-19,-22, -52,-42,-16,40,-12,0,-21,19,-33,-47,-47,-44,-34,-19,-50,-60,-54,-38,-27,-10, -62,-48,-31,-39,-29,1,3,20,-77,-120,-120,-120,-113,-136,0,0,-299,-308,-329, -331,-334,-336]} 1. Nf3 Nf6 2. d4 d5 3. c4 e6 4. Nc3 Nbd7 5. g3 Be7 6. Bg2 O-O 7. Ne5 c6 8. O-O Nxe5 9. dxe5 Nd7 10. cxd5 cxd5 11. e4 dxe4 12. Bxe4 Nxe5 13. Qe2 Nc6 14. Be3 Nd4 15. Bxd4 Qxd4 16. Rfd1 Qb6 17. Rac1 g6 18. h4 Qa5 19. Bf3 Rb8 20. h5 Bg5 21. Rc2 Bf6 22. Ne4 Bg7 23. Qe3 b6 24. h6 Bh8 25. Rc7 Qe5 26. Nd6 Qxe3 27. fxe3 Bxb2 28. Rxa7 Bf6 29. Ne4 Be5 30. Nd6 Bf6 31. Kf2 b5 32. Bc6 Be5 33. Nxb5 Rb6 34. Rc1 Ba6 35. a4 Rd8 36. a5 Rxc6 37. Rxc6 Bxb5 38. Rc5 Bb8 39. Rb7 Ba6 {White had serious winning chances earlier, but now it's equal. It's trickier for White to play, as the long-term prospects strongly favor Black's bishop pair. Still, if he doesn't mess up on the very next move he'll make the time control, and with added time there's a good chance he'll hold the game. Unfortunately, Dubov joins a staggeringly long list of players who blunder on the last move of a time control.} 40. Rb6 $4 (40. Rb3 $11) 40... Ba7 {Simple as that. Maybe Dubov hallucinated that he'd have 41.Rd6 here, but the a6-bishop covers the c8 square so that Black can play 41...Rxd6 and win. It's a pity that Dubov is out of the running for the Candidates, as his style and opening preparation always make him a treat to watch and a dangerous opponent for anyone.} 41. Rc7 Bxb6 42. axb6 Rb8 0-1 [Event "FIDE Grand Swiss 2021"] [Site "Riga LAT"] [Date "2021.11.04"] [Round "8.8"] [White "Fedoseev, Vladimir3"] [Black "Anton Guijarro, David"] [Result "0-1"] [ECO "C84"] [WhiteElo "2704"] [BlackElo "2658"] [Annotator "Monokroussos,Dennis"] [PlyCount "134"] [EventDate "2021.10.27"] {[%evp 0,134,22,22,28,27,16,17,28,-13,0,0,19,12,27,27,20,-15,33,34,65,43,48,-4, 12,3,3,-4,-19,-12,-1,-4,26,4,5,9,3,9,4,-26,-44,-18,-44,-31,-42,-48,-43,-86,-89, -88,-75,-106,-104,-112,-130,-133,-138,-120,-88,-129,-185,-185,-185,-192,-209, -171,-197,-189,-220,-204,-226,-204,-204,-196,-135,-224,-129,-129,-129,-123, -134,-124,-120,-134,-139,-130,-132,-167,-129,-143,-141,-154,-137,-165,-138, -147,-126,-132,-150,-146,-145,-178,-151,-144,-159,-182,-177,-177,-177,-228, -244,-275,-274,-281,-295,-266,-236,-295,-324,-312,-317,-348,-360,-381,-382, -363,-380,-428,-403,-423,-434,-471,-479,-513,-529,-572,-462]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a3 Na5 9. Ba2 c5 10. Nc3 Be6 11. Nh4 c4 12. Nf5 Bxf5 13. exf5 d5 14. Bg5 O-O 15. Qf3 e4 16. dxe4 dxe4 17. Qh3 Re8 18. Rad1 Qc7 19. a4 Qc6 20. axb5 axb5 {Black is already winning, thanks in large part to the horrid bishop on a2. The game goes a very long time from here, but from here to the end Black is never not winning.} 21. Bb1 Nb7 22. Ne2 Nc5 23. Rd4 h6 24. Be3 Nd5 25. Rfd1 Rad8 26. Nf4 Nxe3 27. Qxe3 Rxd4 28. Rxd4 Bg5 29. g3 Nd3 30. cxd3 exd3 31. Qc1 Qb6 32. Rd5 Bxf4 33. gxf4 Re2 34. Qf1 Rxb2 35. Bxd3 cxd3 36. Rxd3 Rc2 37. h3 Rc5 38. Qd1 Rxf5 39. Rd6 Qc7 40. Qd2 Qc4 41. Rd4 Qc6 42. Qd3 Qg6+ 43. Kh1 Kh7 44. Kh2 Rc5 45. Qxg6+ Kxg6 46. Rd7 Kf6 47. Rb7 Rf5 48. Kg3 Ke6 49. Kg4 g6 50. h4 h5+ 51. Kf3 Kd6 52. Ke3 Kc5 53. Re7 Kc4 54. Re4+ Kc3 55. Ke2 b4 56. Kd1 Rd5+ 57. Kc1 b3 58. Re1 Rd2 59. f5 gxf5 60. f4 Rf2 61. Re3+ Kc4 62. Re7 Rxf4 63. Rxf7 Rf1+ 64. Kb2 Rf2+ 65. Kb1 f4 66. Rc7+ Kd3 67. Rb7 b2 0-1 [Event "FIDE Grand Swiss 2021"] [Site "Riga LAT"] [Date "2021.11.04"] [Round "8.11"] [White "Sevian, Samuel"] [Black "Navara, David"] [Result "1-0"] [ECO "D38"] [WhiteElo "2654"] [BlackElo "2691"] [Annotator "Monokroussos,Dennis"] [PlyCount "97"] [EventDate "2021.10.27"] {[%evp 0,97,22,20,30,-13,4,-11,-3,-3,6,-42,-31,-20,-8,-3,21,23,28,1,0,0,2,1,4, 9,-4,9,11,7,25,10,34,29,69,-6,-17,0,0,0,0,0,-6,-15,9,9,42,60,122,86,109,82,72, 73,78,78,91,77,77,77,74,75,66,55,63,69,71,77,91,85,84,81,95,89,110,113,210,113, 118,94,99,112,96,214,212,220,223,251,262,270,323,325,457,456,456,452,731,737, 739,744]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Qa4+ Nc6 6. e3 O-O 7. Bd2 dxc4 8. Bxc4 Bd6 9. Qc2 e5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. O-O Qe7 13. f4 Bxc3 14. Bxc3 Qxe3+ 15. Kh1 Be6 16. Rf3 Qb6 17. Bd3 Bd5 18. Rg3 h6 19. Be5 Rfe8 20. Bxc7 Qe6 21. Be5 Nh5 22. Re3 f6 23. Bg6 Qg4 24. h3 Qh4 25. Qd1 Red8 26. Qxh5 Qxh5 27. Bxh5 fxe5 28. fxe5 Be6 29. Bf3 a5 30. a3 Rd2 31. b3 Rad8 32. b4 axb4 33. axb4 Rb2 34. Bxb7 Rxb4 35. Ra7 Rb3 36. Re1 Rb5 37. Be4 Bf7 38. Bc6 Rb6 39. Rc7 Be6 40. Be4 {Sevian had excellent winning chances earlier, but by now they've mostly dried up. Once again, as in the Dubov-Oparin game we've already seen, a player blunders the game away on the last move of the time control.} Rd7 $4 (40... g5) ({and} 40... Rf8 {are just two of the moves that would keep Black's disadvantage to a minimum - especially with an extra 50 minutes to think (for the next 20 moves, plus a 30-second bonus every move).}) 41. Rc8+ Kf7 42. Rf1+ Ke7 43. Bc6 $1 {The kicker. If the rook goes backward, 44.Rc7+ is killing; if it goes sideways, 44.Re8 is mate.} Bc4 44. Rf4 Rd1+ 45. Kh2 Bf7 { Black wriggles...} 46. Rc7+ Ke6 47. Rfxf7 Rxc6 {Salvation?} 48. Rfe7+ Kd5 49. Rcd7+ {Nope. Sevian joins Caruana as a possible Candidate, while Navara is all but eliminated from contention.} 1-0 [Event "FIDE Grand Swiss 2021"] [Site "Riga LAT"] [Date "2021.11.04"] [Round "8.12"] [White "Korobov, Anton"] [Black "Volokitin, Andrei"] [Result "1-0"] [ECO "A46"] [WhiteElo "2690"] [BlackElo "2652"] [Annotator "Monokroussos,Dennis"] [PlyCount "83"] [EventDate "2021.10.27"] {[%evp 0,83,22,20,30,30,23,22,49,31,36,29,43,26,20,-3,3,-4,25,13,16,16,24,13, 22,25,41,3,5,-1,-8,2,-12,-24,-14,6,12,9,13,8,60,47,166,93,58,58,62,63,73,52, 107,46,72,74,150,162,162,165,154,160,248,207,231,200,176,128,240,231,238,257, 263,254,244,254,264,271,271,876,876,1274,29979,29980,29981,29982,29983,29984]} 1. d4 Nf6 2. Nf3 e6 3. Bf4 b6 4. e3 Bb7 5. h3 d5 6. Bd3 Bd6 7. Nbd2 O-O 8. O-O Ne4 9. Bxd6 cxd6 10. c4 Nxd2 11. Nxd2 dxc4 12. Nxc4 Qe7 13. Qg4 Nc6 14. Rfc1 f5 15. Qd1 Rad8 16. a3 f4 17. Nd2 fxe3 18. fxe3 Qg5 19. Qe2 Ne7 20. Rc7 Bxg2 21. Qxg2 Qxe3+ 22. Kh1 Rf2 23. Nc4 Qxd4 24. Qe4 Nf5 25. Qxd4 Nxd4 26. Rf1 Rdf8 27. Rxf2 Rxf2 28. Nxd6 g6 29. Rc4 e5 30. Rc7 Rxb2 31. Bc4+ Kh8 32. h4 $2 {White has been winning, but this error gives Black a flicker of hope.} (32. Rf7 { is probably the most effective way to put an end to Black's counterplay, stopping any ...Nf3 + ...Rh2# fantasies.}) 32... Nf5 $2 {Now Black is losing again, as he has been for much of the game, and Korobov doesn't give him any more chances.} (32... e4 $1 {This nasty move lets Black save the game. The point is that White has not one but two problems to cope with: 33...Nf3, intending 34...Rh2#, and 33...e3 and ramming the pawn as far as it'll go.} 33. Nf7+ Kg7 34. Ng5+ Kf6 35. Nxe4+ {might seem to give White everything he could hope for, but even here Black draws.} Ke5 36. Nc3 (36. Ng5 {covers the f3 square (against the aforementioned idea of ...Nf3 followed by ...Rh2#), but} h6 $11 {renews the problem.}) 36... Nf5 $1 $11 {and it seems that Black retains enough counterplay, in addition to already having two pawns for the piece.}) 33. Nf7+ Kg7 34. Ng5+ Kf8 35. Nxh7+ Ke8 36. Nf6+ Kd8 37. Rd7+ Kc8 38. Ba6+ Kb8 39. Nd5 Rb1+ 40. Kh2 Rb2+ 41. Kg1 Rb1+ 42. Kf2 1-0 [Event "FIDE Grand Swiss 2021"] [Site "Riga LAT"] [Date "2021.11.04"] [Round "8.14"] [White "Predke, Alexandr"] [Black "Tari, Aryan"] [Result "1-0"] [ECO "E04"] [WhiteElo "2666"] [BlackElo "2646"] [Annotator "Monokroussos,Dennis"] [PlyCount "125"] [EventDate "2021.10.27"] {[%evp 0,125,22,20,22,-3,-3,-3,6,-5,-4,-13,6,8,4,27,14,23,15,22,27,28,24,5,5, 19,11,7,79,31,69,66,56,51,56,44,59,27,41,22,18,21,31,36,41,53,67,49,52,30,63, 33,54,45,43,39,33,1,2,0,0,22,20,21,41,44,46,48,39,40,46,40,35,35,43,34,56,22, 64,58,62,53,122,53,58,57,126,102,102,98,87,100,206,216,223,223,219,213,214,236, 237,237,244,248,255,255,278,266,269,269,269,267,273,285,297,293,294,299,323, 323,315,312,355,368,359,371,497,509]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 c5 6. O-O Nc6 7. dxc5 Qxd1 8. Rxd1 Bxc5 9. Nbd2 c3 10. bxc3 O-O 11. Nb3 Be7 12. c4 Bd7 13. Bb2 Rfc8 14. c5 Be8 15. Nfd2 b6 16. cxb6 axb6 17. Nc4 Rab8 18. Nd6 Bxd6 19. Rxd6 Na5 20. Nxa5 bxa5 21. Be5 Rb4 22. Rad1 h6 23. Bf3 Kh7 24. Rd8 Rbc4 25. a3 Nd5 26. Rxc8 Rxc8 27. Rb1 f6 28. Bd4 Nc3 29. Rb3 Nb5 30. Bb2 Nd6 31. Rd3 Nb5 32. Rd2 a4 33. h4 Rc5 34. Bg4 e5 35. f3 h5 36. Be6 Rc6 37. Bf5+ Bg6 38. Bd7 Rc5 39. Kf2 Nc3 40. Rd6 {We've already seen a couple of games where one player makes a serious error on the last move of the time control. Here's a third.} Nb1 $2 (40... Rc7 $1 $11 {/+/=}) 41. Rb6 $2 {In this case, however, the favor is returned by White on the first move of the second time control!} (41. Rc6 $1 $18) 41... Nc3 $11 42. Rd6 Nb1 $2 {Unfortunately, Black gives White a second chance to win the game, and this time he runs with it.} ( 42... Rc7 $1) 43. Rc6 $18 Rb5 44. Bc1 Rd5 45. Be6 Rd1 (45... Rd8 $142) 46. Rc8 $1 {Threatening to win the rook with 47.Bg8+ Kh7 48.Bb3+.} Be8 47. Be3 Bd7 48. Rd8 $1 Bxe6 49. Rxd1 Nxa3 50. Ra1 Nc4 51. Rxa4 {Black has no serious hopes of a fortress here.} Kg6 52. Bc5 f5 53. Ra6 Kf6 54. Ra7 Bf7 55. Ra6+ Be6 56. Bb4 g6 57. Bc3 Kf7 58. Ra7+ Kf8 59. e4 fxe4 60. fxe4 Bf7 61. Ke2 Ke8 62. Kd3 Be6 $4 {A final blunder, albeit in a lost position.} 63. Ra6 (63. Ra6 Bf7 64. Ra8+ Kd7 65. Ra7+ Ke8 66. Rxf7 $18) 1-0