Boyer, Mahel vs Sonis, Francesco
2026 Pan-American Intercollegiate Championship · Round 4.3 · 2026.01.02 · 0-1 · E12 Queen's Indian Defense: Kasparov-Petrosian Variation, Main Line
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PGN
[Event "2026 Pan-American Intercollegiate Championship"]
[Site "Lichess"]
[Date "2026.01.02"]
[Round "4.3"]
[White "Boyer, Mahel"]
[Black "Sonis, Francesco"]
[Result "0-1"]
[PlyCount "70"]
[WhiteElo "2520"]
[WhiteFideId "45102422"]
[WhiteTitle "GM"]
[BlackElo "2557"]
[BlackFideId "895733"]
[BlackTitle "GM"]
[ECO "E12"]
[Source "LichessBroadcast"]
[SourceQuality "2"]
[ImportDate "2026-02-03"]
1. d4 { [%clk 1:26:40] } 1... Nf6 { [%clk 1:30:51] } 2. c4 { [%clk 1:27:02] }
2... e6 { [%clk 1:31:16] } 3. Nf3 { [%clk 1:27:23] } 3... b6 { [%clk 1:31:40] }
4. a3 { [%clk 1:27:19] } 4... Bb7 { [%clk 1:32:03] } 5. Nc3 { [%clk 1:27:42] }
5... d5 { [%clk 1:32:29] } 6. Qa4+ { [%clk 1:28:00] } 6... Nbd7
{ [%clk 1:30:29] } 7. cxd5 { [%clk 1:27:08] } 7... exd5 { [%clk 1:27:01] } 8.
g3 { [%clk 1:26:44] } 8... a6 { [%clk 1:27:19] } 9. Bg5 { [%clk 0:57:24] } 9...
Be7 { [%clk 1:13:59] } 10. Bxf6 { [%clk 0:52:31] } 10... Bxf6
{ [%clk 1:14:24] } 11. Bh3 { [%clk 0:52:55] } 11... Qe7 { [%clk 1:12:42] } 12.
Rc1 { [%clk 0:51:13] } 12... Rd8 { [%clk 1:12:39] } 13. Nd1 $6
{ Inaccuracy. Qb4 was best.[%clk 0:38:39] } 13... Qd6 $6
{ Inaccuracy. c5 was best.[%clk 1:05:35] } 14. Ne3 { [%clk 0:38:26] } 14... c6
{ [%clk 1:04:12] } 15. Qb3 { [%clk 0:33:01] } 15... c5 { [%clk 1:03:30] } 16.
Nf5 { [%clk 0:32:35] } 16... Qc7 { [%clk 1:02:42] } 17. Qe3+
{ [%clk 0:31:58] } 17... Kf8 { [%clk 1:04:11] } 18. O-O { [%clk 0:27:40] }
18... g6 { [%clk 0:57:57] } 19. Nh6 { [%clk 0:27:34] } 19... Re8
{ [%clk 0:44:15] } 20. Qd2 { [%clk 0:25:53] } 20... c4 { [%clk 0:44:05] } 21.
Bxd7 { [%clk 0:21:19] } 21... Qxd7 { [%clk 0:44:29] } 22. Qf4
{ [%clk 0:21:11] } 22... Qe7 $6 { Inaccuracy. Kg7 was best.[%clk 0:35:19] } 23.
Rc3 $6 { Inaccuracy. Ng4 was best.[%clk 0:12:26] } 23... Kg7
{ [%clk 0:27:14] } 24. Re3 { [%clk 0:12:07] } 24... Qd8 { [%clk 0:27:02] } 25.
Ne5 { [%clk 0:03:11] } 25... Rhf8 { [%clk 0:22:45] } 26. h4 { [%clk 0:03:19] }
26... Bc8 { [%clk 0:18:44] } 27. Kh2 $2
{ Mistake. Nhg4 was best.[%clk 0:01:12] } 27... Bxe5 { [%clk 0:16:28] } 28.
dxe5 { [%clk 0:01:21] } 28... f6 { [%clk 0:16:33] } 29. exf6+ $2
{ Mistake. e6 was best.[%clk 0:00:32] } 29... Qxf6 { [%clk 0:16:50] } 30.
Qxf6+ { [%clk 0:00:30] } 30... Kxf6 { [%clk 0:17:14] } 31. g4
{ [%clk 0:00:31] } 31... Kg7 { [%clk 0:17:39] } 32. Rxe8 { [%clk 0:00:46] }
32... Rxe8 { [%clk 0:18:05] } 33. g5 { [%clk 0:01:14] } 33... Rxe2
{ [%clk 0:18:29] } 34. Kg3 { [%clk 0:01:44] } 34... d4 { [%clk 0:18:29] } 35.
b3 $6 { Inaccuracy. Rc1 was best.[%clk 0:00:31] } 35... c3 { [%clk 0:18:53] }
0-1