Heimann, Mark vs Sukandar, Irine Kharisma
American Cup 2026 | Blitz · Round 5.28 · 2026.02.23 · 1-0 · D37 Queen's Gambit Declined: Harrwitz Attack, Fianchetto Defense
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PGN
[Event "American Cup 2026 | Blitz"]
[Site "Lichess"]
[Date "2026.02.23"]
[Round "5.28"]
[White "Heimann, Mark"]
[Black "Sukandar, Irine Kharisma"]
[Result "1-0"]
[PlyCount "121"]
[WhiteElo "2511"]
[WhiteFideId "2028441"]
[WhiteTitle "GM"]
[BlackElo "2330"]
[BlackFideId "7101937"]
[BlackTitle "IM"]
[ECO "D37k"]
[Source "LichessBroadcast"]
[SourceQuality "2"]
[ImportDate "2023-03-03"]
1. d4 { [%clk 0:03:02] } 1... Nf6 { [%clk 0:03:03] } 2. c4 { [%clk 0:03:04] }
2... e6 { [%clk 0:03:04] } 3. Nc3 { [%clk 0:03:04] } 3... d5 { [%clk 0:03:05] }
4. Nf3 { [%clk 0:03:02] } 4... Be7 { [%clk 0:03:05] } 5. Bf4 { [%clk 0:03:02] }
5... O-O { [%clk 0:02:54] } 6. e3 { [%clk 0:03:03] } 6... b6 { [%clk 0:02:52] }
7. Bd3 { [%clk 0:03:01] } 7... Bb7 { [%clk 0:02:53] } 8. cxd5
{ [%clk 0:02:55] } 8... exd5 { [%clk 0:02:50] } 9. O-O { [%clk 0:02:46] } 9...
c5 { [%clk 0:02:50] } 10. Ne5 { [%clk 0:02:47] } 10... Nbd7 { [%clk 0:02:45] }
11. dxc5 { [%clk 0:02:39] } 11... Nxc5 { [%clk 0:02:39] } 12. Be2
{ [%clk 0:02:32] } 12... Ne6 { [%clk 0:02:38] } 13. Bg3 { [%clk 0:02:33] }
13... d4 { [%clk 0:02:37] } 14. exd4 { [%clk 0:02:31] } 14... Nxd4
{ [%clk 0:02:38] } 15. Bc4 { [%clk 0:02:30] } 15... Rc8 { [%clk 0:02:28] } 16.
Qd3 { [%clk 0:02:30] } 16... Ne6 { [%clk 0:01:24] } 17. Bxe6 { [%clk 0:01:45] }
17... fxe6 { [%clk 0:01:12] } 18. Rad1 { [%clk 0:01:45] } 18... Qxd3
{ [%clk 0:01:08] } 19. Nxd3 { [%clk 0:01:46] } 19... Nd5 { [%clk 0:01:07] }
20. Ne4 $6 { Inaccuracy. Be5 was best.[%clk 0:01:43] } 20... Rc2 $6
{ Inaccuracy. Ba6 was best.[%clk 0:01:04] } 21. Rc1 { [%clk 0:01:39] } 21...
Rfc8 { [%clk 0:01:04] } 22. Rxc2 { [%clk 0:01:38] } 22... Rxc2
{ [%clk 0:01:04] } 23. Rc1 { [%clk 0:01:40] } 23... Rxc1+ { [%clk 0:01:03] }
24. Nxc1 { [%clk 0:01:41] } 24... Nb4 { [%clk 0:01:03] } 25. Bd6
{ [%clk 0:01:28] } 25... Bxe4 { [%clk 0:00:52] } 26. Bxe7 { [%clk 0:01:29] }
26... Nc6 { [%clk 0:00:49] } 27. Bd6 { [%clk 0:01:28] } 27... Nd4
{ [%clk 0:00:46] } 28. f3 { [%clk 0:01:25] } 28... Bd5 { [%clk 0:00:48] } 29.
Be5 { [%clk 0:01:20] } 29... Nc6 { [%clk 0:00:46] } 30. Bc3 { [%clk 0:01:22] }
30... Kf7 { [%clk 0:00:37] } 31. Kf2 { [%clk 0:01:23] } 31... g6
{ [%clk 0:00:36] } 32. b3 { [%clk 0:01:22] } 32... Ne7 { [%clk 0:00:32] } 33.
Nd3 { [%clk 0:01:21] } 33... Nc6 { [%clk 0:00:25] } 34. Nf4 { [%clk 0:01:19] }
34... g5 { [%clk 0:00:20] } 35. Nd3 { [%clk 0:01:11] } 35... Kg6
{ [%clk 0:00:19] } 36. Ke3 { [%clk 0:01:06] } 36... h5 { [%clk 0:00:18] } 37.
h3 { [%clk 0:00:50] } 37... Kf5 { [%clk 0:00:11] } 38. g4+ { [%clk 0:00:46] }
38... Kg6 { [%clk 0:00:12] } 39. Bd2 { [%clk 0:00:38] } 39... hxg4
{ [%clk 0:00:09] } 40. hxg4 { [%clk 0:00:38] } 40... Kf6 { [%clk 0:00:10] } 41.
Nf2 { [%clk 0:00:35] } 41... e5 { [%clk 0:00:05] } 42. Ne4+ { [%clk 0:00:31] }
42... Bxe4 $4 { Blunder. Kg6 was best.[%clk 0:00:03] } 43. Kxe4
{ [%clk 0:00:32] } 43... Nd8 $6 { Inaccuracy. Ke6 was best.[%clk 0:00:04] }
44. Kd5 { [%clk 0:00:26] } 44... Ne6 { [%clk 0:00:05] } 45. Bc3
{ [%clk 0:00:27] } 45... Nf4+ { [%clk 0:00:06] } 46. Ke4 { [%clk 0:00:17] }
46... Ng6 { [%clk 0:00:07] } 47. a4 { [%clk 0:00:15] } 47... Ke6
{ [%clk 0:00:08] } 48. Bd2 { [%clk 0:00:16] } 48... Nf4 { [%clk 0:00:07] } 49.
b4 { [%clk 0:00:12] } 49... a6 $2 { Mistake. Nd5 was best.[%clk 0:00:09] } 50.
b5 { [%clk 0:00:12] } 50... axb5 { [%clk 0:00:08] } 51. axb5 $4
{ Blunder. Bxf4 was best.[%clk 0:00:13] } 51... Nd5 { [%clk 0:00:09] } 52. Kd3
{ [%clk 0:00:12] } 52... Nf4+ $4 { Blunder. Kf6 was best.[%clk 0:00:09] } 53.
Bxf4 { [%clk 0:00:11] } 53... exf4 $6
{ Inaccuracy. Kd5 was best.[%clk 0:00:06] } 54. Ke4 { [%clk 0:00:13] } 54...
Kd6 { [%clk 0:00:05] } 55. Kf5 { [%clk 0:00:14] } 55... Kc5 { [%clk 0:00:03] }
56. Kxg5 { [%clk 0:00:15] } 56... Kxb5 { [%clk 0:00:05] } 57. Kxf4
{ [%clk 0:00:15] } 57... Kc5 { [%clk 0:00:05] } 58. g5 { [%clk 0:00:13] } 58...
b5 { [%clk 0:00:05] } 59. g6 { [%clk 0:00:14] } 59... b4 { [%clk 0:00:07] } 60.
g7 { [%clk 0:00:15] } 60... b3 { [%clk 0:00:08] } 61. g8=Q { [%clk 0:00:15] }
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