Boyer, Mahel vs Zhou, Jianchao
35th annual North American Open · Round 9.5 · 2025.12.26 · 0-1 · B20 Sicilian Defense
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PGN
[Event "35th annual North American Open"]
[Site "Lichess"]
[Date "2025.12.26"]
[Round "9.5"]
[White "Boyer, Mahel"]
[Black "Zhou, Jianchao"]
[Result "0-1"]
[PlyCount "74"]
[WhiteElo "2527"]
[WhiteFideId "45102422"]
[WhiteTitle "GM"]
[BlackElo "2592"]
[BlackFideId "8603537"]
[BlackTitle "GM"]
[ECO "B20"]
[Source "LichessBroadcast"]
[SourceQuality "2"]
[ImportDate "2026-02-03"]
1. e4 { [%clk 1:24:11] } 1... c5 { [%clk 0:58:38] } 2. d3 { [%clk 1:24:11] }
2... Nc6 { [%clk 0:58:38] } 3. g3 { [%clk 1:24:11] } 3... g6 { [%clk 0:58:38] }
4. Bg2 { [%clk 1:24:11] } 4... Bg7 { [%clk 0:58:38] } 5. f4 { [%clk 1:24:11] }
5... d6 { [%clk 0:58:17] } 6. Nf3 { [%clk 1:24:11] } 6... Nf6
{ [%clk 0:58:09] } 7. O-O { [%clk 1:24:11] } 7... O-O { [%clk 0:58:09] } 8. Nc3
{ [%clk 1:24:11] } 8... Rb8 { [%clk 0:58:09] } 9. h3 { [%clk 1:24:11] } 9... b5
{ [%clk 0:57:18] } 10. g4 { [%clk 1:24:11] } 10... b4 { [%clk 0:56:27] } 11.
Ne2 { [%clk 1:24:11] } 11... c4 { [%clk 0:55:05] } 12. Be3 { [%clk 1:08:17] }
12... Ba6 { [%clk 0:55:05] } 13. Rf2 { [%clk 1:06:06] } 13... Qa5
{ [%clk 0:51:24] } 14. Ng3 { [%clk 1:03:33] } 14... cxd3 $6
{ Inaccuracy. Nd7 was best.[%clk 0:49:56] } 15. cxd3 { [%clk 1:03:33] } 15...
e6 { [%clk 0:48:25] } 16. Qd2 { [%clk 0:44:47] } 16... Bb5 { [%clk 0:44:19] }
17. f5 { [%clk 0:40:05] } 17... exf5 { [%clk 0:42:11] } 18. exf5
{ [%clk 0:39:14] } 18... b3 $6 { Inaccuracy. Rbe8 was best.[%clk 0:38:05] } 19.
g5 $6 { Inaccuracy. Qxa5 was best.[%clk 0:34:54] } 19... Nd5 $6
{ Inaccuracy. Qxd2 was best.[%clk 0:24:40] } 20. f6 $4
{ Blunder. Qxa5 was best.[%clk 0:34:54] } 20... Nxe3 { [%clk 0:22:28] } 21.
fxg7 { [%clk 0:28:00] } 21... Rfe8 { [%clk 0:22:28] } 22. Ne4
{ [%clk 0:28:00] } 22... Rxe4 { [%clk 0:20:37] } 23. dxe4 { [%clk 0:21:56] }
23... Nc2 { [%clk 0:20:24] } 24. Qxa5 { [%clk 0:01:24] } 24... Nxa5
{ [%clk 0:20:24] } 25. Rxc2 $4 { Blunder. Rd1 was best.[%clk 0:01:24] } 25...
bxc2 { [%clk 0:20:24] } 26. Rc1 { [%clk 0:01:01] } 26... Ba4
{ [%clk 0:19:38] } 27. b3 { [%clk 0:01:01] } 27... Nxb3 { [%clk 0:19:38] } 28.
axb3 $2 { Mistake. Rxc2 was best.[%clk 0:00:09] } 28... Rxb3
{ [%clk 0:19:38] } 29. Nd4 { [%clk 0:00:04] } 29... Rb1 { [%clk 0:19:38] } 30.
Ne2 { [%clk 0:00:04] } 30... Bb5 { [%clk 0:19:38] } 31. Kf2 { [%clk 0:00:04] }
31... Bxe2 { [%clk 0:19:36] } 32. Rxc2 { [%clk 0:00:04] } 32... Bb5
{ [%clk 0:15:02] } 33. Rd2 $6 { Inaccuracy. Ra2 was best.[%clk 0:00:03] }
33... a5 { [%clk 0:15:02] } 34. Rxd6 { [%clk 0:00:02] } 34... a4
{ [%clk 0:15:02] } 35. Rd8+ $6 { Inaccuracy. e5 was best.[%clk 0:00:02] }
35... Kxg7 { [%clk 0:15:02] } 36. Ra8 { [%clk 0:00:02] } 36... Ra1
{ [%clk 0:15:00] } 37. e5 { [%clk 0:00:02] } 37... Bc4 { [%clk 0:15:00] } 0-1