Petrosian, Tigran L. vs Liang, Jason
35th Annual Chicago Open · Round 4 · 2026.05.23 · 1/2-1/2 · A07 King's Indian Attack: Double Fianchetto
Moves
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PGN
[Event "35th Annual Chicago Open"]
[Site "Lichess"]
[Date "2026.05.23"]
[Round "4"]
[White "Petrosian, Tigran L."]
[Black "Liang, Jason"]
[Result "1/2-1/2"]
[PlyCount "51"]
[WhiteElo "2543"]
[WhiteFideId "13301616"]
[WhiteTitle "GM"]
[BlackElo "2440"]
[BlackFideId "30940303"]
[BlackTitle "IM"]
[ECO "A07"]
[Source "LichessBroadcast"]
[SourceQuality "2"]
[ImportDate "2026-06-04"]
1. Nf3 { [%clk 1:19:46] } 1... d5 { [%clk 1:20:00] } 2. g3 { [%clk 1:19:46] }
2... g6 { [%clk 1:20:00] } 3. d4 { [%clk 1:15:15] } 3... Bg7 { [%clk 1:19:59] }
4. c4 { [%clk 1:15:10] } 4... dxc4 { [%clk 1:18:29] } 5. Qa4+
{ [%clk 1:14:53] } 5... Nc6 { [%clk 1:15:56] } 6. Bg2 { [%clk 1:14:20] } 6...
Qd7 { [%clk 1:12:43] } 7. Qxc4 { [%clk 1:11:24] } 7... Nxd4 { [%clk 1:12:05] }
8. Nxd4 { [%clk 1:11:01] } 8... Qxd4 { [%clk 1:03:22] } 9. Qxc7
{ [%clk 1:09:22] } 9... Nf6 { [%clk 1:02:06] } 10. Nc3 { [%clk 1:07:41] } 10...
Qb4 { [%clk 1:00:46] } 11. O-O { [%clk 1:02:24] } 11... O-O { [%clk 0:56:56] }
12. Rd1 { [%clk 0:47:06] } 12... e6 $6
{ Inaccuracy. Be6 was best.[%clk 0:42:48] } 13. Be3 { [%clk 0:30:28] } 13...
Qxb2 { [%clk 0:38:53] } 14. Rab1 { [%clk 0:20:41] } 14... Ne8
{ [%clk 0:32:34] } 15. Qxc8 { [%clk 0:20:24] } 15... Rxc8 { [%clk 0:32:34] }
16. Rxb2 { [%clk 0:20:24] } 16... Bxc3 { [%clk 0:27:56] } 17. Rxb7 $6
{ Inaccuracy. Rb3 was best.[%clk 0:20:02] } 17... a5 { [%clk 0:27:56] } 18. Rc1
{ [%clk 0:01:06] } 18... Nd6 { [%clk 0:26:04] } 19. Rd7 { [%clk 0:00:08] }
19... Bb4 { [%clk 0:27:43] } 20. Rxc8 { [%clk 0:00:08] } 20... Rxc8
{ [%clk 0:27:43] } 21. Bf4 { [%clk 0:00:08] } 21... Nb5 { [%clk 0:24:46] } 22.
Bb7 { [%clk 0:00:08] } 22... Rf8 { [%clk 0:24:31] } 23. Rd3 { [%clk 0:00:08] }
23... Nc3 { [%clk 0:23:03] } 24. Rd2 { [%clk 0:00:08] } 24... Nd5
{ [%clk 0:22:14] } 25. Rc2 { [%clk 0:00:08] } 25... Nxf4 { [%clk 0:22:14] } 26.
gxf4 { [%clk 0:00:08] } 1/2-1/2