[Event "31st Sigeman & Co 2026"]
[Site "Malmo SWE"]
[Date "2026.05.04"]
[Round "4.1"]
[White "Erdogmus, Yagiz Kaan"]
[Black "Grandelius, Nils"]
[Result "1-0"]
[Annotator "Crowther,Mark"]
[ECO "C64"]
[EventDate "2026.05.01"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Nf6 5. O-O O-O 6. d4 Bb6 7. Bg5 h6 8. Bh4 d6 9. a4 a5 $1 10. Qc1 (10. h3 g5 11. Nxg5 hxg5 12. Bxg5 exd4 13. Bxc6 bxc6 14. cxd4 Qe7 15. Ra3 Qe6 16. Rg3 Nxe4 17. Re1 Nxg3 18. Rxe6 Bxe6 19. fxg3 f5 20. Nc3 Rae8 21. Kh2 Kg7 22. Qh5 Rh8 23. Bh6+ Rxh6 24. Qxe8 Bxd4 25. Qxc6 Bf7 26. Ne2 Bb6 27. Qc3+ Kg8 28. Nd4 Rf6 29. Nf3 Re6 30. Ng5 Re5 31. Nxf7 Kxf7 32. b4 axb4 33. Qxb4 Re4 34. Qb3+ Ke7 35. h4 Re1 36. Qc2 Ke6 37. Qc4+ Ke7 38. Qf4 Re5 39. Qg5+ Kd7 {1-0 Durarbayli,V (2637)-Finegold,B (2475) World op 47th Philadelphia 2019 (6)}) 10... Qe7 11. Re1 exd4 12. Bxc6 bxc6 13. cxd4 {[#]} Qe6 $146 (13... Bg4 14. Nbd2 g5 15. e5 gxh4 16. exf6 Qxf6 17. Re4 Qg7 18. Ra3 f5 19. Rf4 Rae8 20. Nxh4 Bxd4 21. Rg3 Bxb2 22. Qf1 Kh8 23. Ndf3 Qh7 24. h3 Bh5 25. Qb1 Bg7 26. Nxf5 Rb8 27. Qd3 Bf6 28. Rh4 Bxh4 29. N3xh4 Qf7 30. Qd2 Qf6 31. Rg7 Rb1+ 32. Kh2 Rd1 33. Qxa5 Bf7 34. Rg3 Qa1 35. Ng6+ Bxg6 36. Rxg6 Rh1+ 37. Kg3 Qe1 38. Rxh6+ {½-½ Zaas,P (2351)-Gonzalez Sanchez,F (2313) VW-Cup13 Gr27 email ICCF email 2021}) 14. Qxc6 {[%eval 15,16] [%wdl 16,980,4]} (14. Nbd2 $14 {[%eval 54,16] [%wdl 102,897,1]}) 14... Bd7 $11 15. Qc2 g5 16. Bg3 Nh5 $1 17. e5 Nxg3 18. hxg3 g4 $1 19. exd6 Qg6 20. Qxg6+ fxg6 21. Ne5 Bxd4 $1 22. Nxd7 Rxf2 23. Re4 (23. dxc7 Rf5+) 23... Rf4+ 24. Rxd4 $1 Rxd4 25. Nc3 cxd6 $2 {[%eval 158,16] [%wdl 976,24,0] Black is now lost.} (25... Rxd6 $14 {[%eval 57,17] [%wdl 60,940,0]} 26. Ne5 Rb8) 26. Nd5 $1 $16 h5 27. Re1 $1 Kh7 28. Nf4 Rc8 29. Kh2 $1 Rc2 $2 {[%eval 397,21] [%wdl 1000,0,0]} (29... g5 {[%eval 174,20] [%wdl 992,8,0]} 30. Re7+ (30. Nxh5 Kg6 $16) 30... Kh6) 30. Re7+ $18 Kh6 31. Nf6 Rd1 $2 {[%eval 32754,24] [%wdl 1000,0,0]} (31... Kg5 $18 {[%eval 293,21] [%wdl 1000,0,0]} 32. Ne6+ Kxf6 33. Nxd4 Rxb2 34. Re6+ Kg7 35. Rxd6 Rb4) 32. Ne6 g5 33. Nf8 1-0

[Event "31st Sigeman & Co 2026"]
[Site "Malmo SWE"]
[Date "2026.05.04"]
[Round "4.2"]
[White "Abdusattorov, Nodirbek"]
[Black "Erigaisi, Arjun"]
[Result "1/2-1/2"]
[Annotator "Crowther,Mark"]
[ECO "D31"]
[EventDate "2026.05.01"]

1. c4 e6 2. Nc3 d5 3. d4 Be7 4. cxd5 exd5 5. Bf4 Nf6 6. e3 Bf5 7. Nge2 O-O 8. Rc1 Be6 9. Bg3 c6 10. Nf4 Bf5 11. Bd3 Bxd3 12. Nxd3 Ne4 $146 (12... Nbd7 13. O-O Ne4 14. b4 Rc8 15. Nxe4 dxe4 16. Nc5 Nxc5 17. bxc5 b5 18. cxb6 axb6) 13. Qb3 Nxc3 14. Rxc3 Qb6 15. O-O Nd7 16. a4 Rfc8 17. Rfc1 Nf6 $2 {[%eval 177,15] [%wdl 984,16,0]} (17... Re8 $14 {[%eval 64,21] [%wdl 128,872,0]}) 18. a5 $1 $18 Qa6 19. Bh4 h6 20. Bxf6 Bxf6 21. Nc5 Qxa5 22. Nxb7 {[%eval 115,18] [%wdl 716,284,0]} (22. Qxb7 $142 {[%eval 160,17] [%wdl 973,27,0]} Rab8 23. Qd7) 22... Qb6 $16 23. Nc5 Be7 24. Nd3 Qxb3 25. Rxb3 Rc7 26. g3 Bd6 {[%eval 156,22] [%wdl 974,26,0]} (26... Rac8 $142 {[%eval 109,21] [%wdl 644,356,0]} 27. Ra1 Kf8) 27. Nc5 Bxc5 28. Rxc5 Kf8 29. Rbc3 $1 Rac8 30. Ra5 $2 {[%eval 18,23] [%wdl 5,995,0] White's winning chances are gone.} (30. b4 $1 $16 {[%eval 107,19] [%wdl 616,384,0]} Ke7 31. b5 Kd6 32. Ra3 $1 {is the clever idea that keeps white's big edge.} cxb5 33. Rxb5 Rd7 34. g4 h5 35. Raa5 Ke6 36. Ra6+ Rd6 37. Rxa7 hxg4 38. Rbb7 Rf8 39. Kg2 g6 40. Re7+ Kf6 41. Kg3 Re6 42. Red7 Kg7 43. Kxg4 Rf6 44. Kg3) 30... Ke8 $11 31. h4 Kd7 32. Rb3 Kd6 33. h5 Re7 34. Ra6 {[%eval 33,24] [%wdl 13,987,0]} (34. Kg2 $16 {[%eval 72,18] [%wdl 140,860,0]}) 34... Rcc7 $14 35. Rc3 Re8 36. Rca3 Rb8 37. Rxa7 Rxb2 38. Ra8 Ke7 39. Rg8 Kf6 40. Rc3 Rb5 41. Ra3 Rb2 42. Kg2 Rc2 $1 43. Ra6 Rb7 44. Rc8 Kg5 45. Raxc6 Rxc6 46. Rxc6 Kxh5 $11 47. Rd6 Rb5 48. Kh3 f6 49. g4+ Kg6 50. Rd7 Kh7 51. Kg3 Kg8 52. Kf4 g6 53. Kg3 Ra5 54. f4 Ra3 55. Kf3 (55. Rxd5 Rxe3+ 56. Kh4 Re4) 55... Ra5 56. f5 gxf5 57. gxf5 h5 58. Kf4 Rb5 59. Rc7 Rb1 60. Kg3 Rf1 61. Kh4 Rxf5 62. Rd7 1/2-1/2

[Event "31st Sigeman & Co 2026"]
[Site "Malmo SWE"]
[Date "2026.05.04"]
[Round "4.3"]
[White "Van Foreest, Jorden"]
[Black "Carlsen, Magnus"]
[Result "1-0"]
[Annotator "Crowther,Mark"]
[ECO "B93"]
[WhiteFideId "-1"]
[BlackFideId "-1"]
[PlyCount "175"]
[GameId "2306156807106602"]
[EventDate "2026.05.01"]

{[%evp 0,175,33,31,37,59,60,59,53,29,29,26,55,29,37,15,25,28,23,18,22,30,48,49,32,51,58,33,30,37,32,63,52,44,53,0,0,8,25,3,11,23,9,-47,24,31,34,16,16,24,16,26,40,41,6,2,89,78,121,100,81,89,105,108,125,129,126,89,126,120,119,102,110,97,168,158,202,120,138,122,120,106,149,145,162,166,171,163,149,152,164,157,149,176,135,134,151,136,153,127,154,144,188,155,170,183,189,153,144,155,162,158,159,155,155,155,163,162,162,162,157,157,167,166,165,162,183,183,187,187,192,184,183,179,181,179,180,171,172,162,154,161,163,159,154,153,147,143,140,115,108,40,40,44,24,20,19,19,44,41,44,43,49,43,41,43,42,42,45,40,40,44,40,42,44,45,46,507]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nb3 Be7 8. fxe5 dxe5 9. Qxd8+ Bxd8 10. Be3 Be6 11. Nc5 Ba5 $146 (11... b5 12. Bd3 Nbd7 13. Nxe6 fxe6 14. a4 b4 15. Nb1 Bb6 16. Bxb6 Nxb6 17. Nd2 a5) 12. Bd3 Bc8 13. Nb3 Bxc3+ 14. bxc3 Bd7 15. Na5 Bc6 $1 16. Rb1 Bxe4 17. Bxe4 Nxe4 18. Rxb7 (18. Nxb7 Nd7 19. O-O O-O $11) 18... Nd7 19. O-O Rc8 20. c4 $1 Ndf6 {[%eval 100,19] [%wdl 497,503,0]} (20... Rf8 $14 {[%eval 45,19] [%wdl 27,973,0]}) 21. Nc6 $1 $16 Rxc6 22. Rb8+ Ke7 23. Rxh8 Rxc4 24. Ra8 {[%eval 48,17] [%wdl 33,967,0]} (24. Bc1 $1 $16 {[%eval 93,17] [%wdl 395,605,0]}) 24... Ra4 $1 $14 25. c4 $1 Rxa2 26. Bb6 Ke6 27. c5 Rc2 $1 28. Rxa6 Ke7 $2 {[%eval 141,14] [%wdl 936,64,0] After this black is in trouble for a long time.} (28... Nd5 $1 $11 {[%eval 7,18] [%wdl 2,997,1]}) 29. Ra7+ {[%eval 2,17] [%wdl 2,997,1]} (29. Re1 $1 $16 {[%eval 141,14] [%wdl 936,64,0]}) 29... Ke6 $11 30. Ra6 Ke7 {[%eval 111,17] [%wdl 677,323,0]} (30... Nd5 $1 $11 {[%eval 5,16] [%wdl 2,997,1]}) 31. Rd1 {[%eval 60,15] [%wdl 70,930,0]} (31. Re1 $1 $16 {[%eval 111,17] [%wdl 677,323,0]}) 31... Nd5 $14 32. Bd8+ $1 (32. Rxd5 Rc1+) 32... Ke8 33. Ra8 $1 (33. Rxd5 Rc1+) 33... f6 34. Bxf6+ (34. Rxd5 Rc1+) 34... Kf7 35. Bg5 (35. Rxd5 Rc1+) (35. Bxe5 Ne3 36. Rf1+ Nxf1 37. Kxf1 Rxc5 38. Ra7+ Kg8 $14) 35... Rxc5 36. Bc1 h6 {[%eval 216,14] [%wdl 999,1,0]} (36... Nef6 $16 {[%eval 78,19] [%wdl 193,807,0]}) 37. Ra7+ $18 Kg8 38. h3 Rb5 39. Kh2 Nef6 40. Rd3 {[%eval 115,17] [%wdl 725,275,0]} (40. Ba3 $18 {[%eval 168,16] [%wdl 988,12,0]}) 40... Rc5 {[%eval 265,17] [%wdl 1000,0,0]} (40... Rb1 $16 {[%eval 115,17] [%wdl 725,275,0]}) 41. Bb2 Nf4 42. Rg3 N6h5 43. Rc3 Rd5 44. Rc2 Kh7 45. Ba1 Ng6 46. Rca2 Rd1 {[%eval 208,17] [%wdl 999,1,0]} (46... Rd3 $142 {[%eval 172,18] [%wdl 991,9,0]} 47. R7a5 Re3) 47. Re2 Rd5 48. Bc3 Nhf4 49. Re3 Rb5 {[%eval 215,15] [%wdl 999,1,0]} (49... h5 {[%eval 176,20] [%wdl 992,8,0]} 50. Ra4 Ne6) 50. Ra5 Rb3 51. Bd4 $1 Rxe3 52. Bxe3 Nh4 53. Bd2 $2 {[%eval 31,20] [%wdl 11,989,0] Black can now save the game.} (53. g4 $1 $18 {[%eval 188,17] [%wdl 997,3,0]}) 53... Nfxg2 $14 54. Kg3 (54. Rxe5 Nf3+ 55. Kxg2 Nxe5 $11) 54... e4 55. Ra7 Kg8 $1 56. Ra4 e3 57. Bxe3 Nxe3 58. Kxh4 $11 Kh7 59. Ra5 Kg6 60. Re5 Nf5+ {[%eval 59,22] [%wdl 61,939,0]} (60... Nc2 $11 {[%eval 4,25] [%wdl 2,997,1]}) 61. Kg4 $14 Nd4 $2 {[%eval 319,14] [%wdl 1000,0,0] The knight gets separated from the King and now white is winning again but this evaluation kept changing over the next moves.} (61... h5+ $16 {[%eval 86,20] [%wdl 280,720,0]} 62. Kf4 Nh6 63. Re6+ Kh7) 62. Re4 $18 Nb5 63. Rc4 Kh7 64. Rc6 Nd4 65. Rd6 Nb5 66. Rd7 $2 {[%eval 83,17] [%wdl 241,759,0]} (66. Rd8 $18 {[%eval 397,17] [%wdl 1000,0,0]} Nc3 67. Kf3) 66... Nc3 $2 {[%eval 400,16] [%wdl 1000,0,0]} (66... Kg6 $16 {[%eval 83,17] [%wdl 241,759,0]}) 67. Kf5 Ne2 68. Re7 Nd4+ 69. Kf4 Kg6 70. Re4 Nb5 71. Rc4 $1 Kh5 72. Ke5 g5 73. Ke6 $2 {[%eval 23,18] [%wdl 6,994,0]} (73. Kd5 $18 {[%eval 438,18] [%wdl 1000,0,0]} Na3 74. Rc3) 73... Na3 $1 $11 74. Rd4 Nb5 75. Rd3 Kh4 76. Ke5 h5 77. Rb3 Na7 78. Rc3 Nb5 79. Rc5 Na3 {[%eval 595,14] [%wdl 1000,0,0]} (79... Na7 $16 {[%eval 88,16] [%wdl 316,684,0]}) 80. Kf5 $18 Nb1 81. Rc2 Na3 82. Rb2 g4 83. hxg4 hxg4 84. Kf4 Kh5 85. Ra2 $2 {[%eval 49,20] [%wdl 33,967,0]} (85. Kf5 $1 $18 {[%eval 203,19] [%wdl 999,1,0]} Kh6 86. Kf6 (86. Kxg4 Nc4 $14)) 85... Nc4 $14 86. Rc2 Na3 {[%eval 8115,16] [%wdl 1000,0,0] The final error.} (86... Nb6 $14 {[%eval 52,32] [%wdl 39,961,0]}) 87. Rc3 $18 Nb1 88. Rd3 1-0

[Event "31st Sigeman & Co 2026"]
[Site "Malmo SWE"]
[Date "2026.05.04"]
[Round "4.4"]
[White "Zhu, Jiner"]
[Black "Woodward, Andy"]
[Result "1-0"]
[Annotator "Crowther,Mark"]
[ECO "B90"]
[EventDate "2026.05.01"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e5 7. Nde2 Nc6 8. O-O Be6 9. Kh1 (9. Nd5 Nxd5 10. exd5 Bxd5 11. Bxa6 Bxg2 12. Bxb7 Ra7 13. Kxg2 Rxb7 14. a4 d5 15. c3 Be7 16. a5 O-O 17. a6 Rd7 18. Qa4 Qa8 19. b4 d4 20. b5 d3 21. Ng3 Na7+ 22. f3 d2 23. Bb2 Nc8 24. Qg4 Rfd8 25. Rfd1 Nb6 26. Nf5 Bf6 27. c4 h5 28. Qxh5 Nxc4 29. Bc3 Rd3 30. Ba5 g6 31. Qg4 R8d4 32. Qg3 Rf4 33. b6 Nxb6 {0-1 Esipenko,A (2698)-Yakubboev,N (2686) Chess.com Play In1 Chess.com INT blitz 2026 (8)}) 9... Rc8 10. Nd5 {[#]} Bxd5 $6 $146 {[%eval 94,18] [%wdl 432,568,0] This is dubious.} (10... Nxd5 11. exd5 Bxd5 12. f4 Be6 13. f5 Bd7 14. Nc3 Nb4 15. Be4 Bc6 16. Bxc6+ bxc6 17. f6 gxf6 18. Ne4 Be7 19. a3 Nd5 20. Qh5 Nb6 21. Ng5 fxg5 22. Rxf7 h6 23. Bd2 Kd7 24. Raf1 Re8 25. Qxh6 Kc7 26. Qxg5 Kb8 27. Qe3 Nd5 28. Qe2 Ka7 {½-½ Khubukshanov,E (2492)-Pranav,A (2581) Dushanbe President's Cup 2025 (9)}) 11. exd5 $16 Nb4 $2 {[%eval 183,13] [%wdl 981,19,0] This is losing.} (11... Nb8 $16 {[%eval 93,18] [%wdl 419,581,0]}) 12. Bf5 $18 Rc7 13. Nc3 g6 14. Bh3 Rc4 {[%eval 287,12] [%wdl 1000,0,0]} (14... Bg7 $142 {[%eval 188,18] [%wdl 985,15,0]}) 15. f4 e4 16. a3 Rxc3 17. bxc3 Nbxd5 18. c4 Ne7 19. Rb1 Bg7 20. Rxb7 O-O 21. Bb2 Nc6 22. Bxf6 Qxf6 23. Qd5 Nd8 24. Rb3 Re8 25. Re3 Qb2 26. Rxe4 Rxe4 27. Qxe4 Bf6 28. Qd3 a5 29. Qxd6 Kg7 30. g4 h6 31. Bg2 Qc3 32. Qd3 Qb2 33. f5 g5 34. c5 Qe5 35. c6 Be7 36. Qe4 Qc5 37. Qxe7 $3 1-0

