[Event "69th ch-HUN 2021"]
[Site "Budapest HUN"]
[Date "2021.12.07"]
[Round "1.2"]
[White "Aczel, G"]
[Black "Kozak, Adam"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2553"]
[BlackElo "2526"]
[ECO "D31"]
[Opening "Queen's Gambit Declined: Queen's Knight Variation"]
[PlyCount "62"]

1.d4 d5 2.c4 e6 3.Nc3 Bb4 4.e3 Nf6 5.Bd2 O-O 6.Nf3 a6 7.Rc1 b6 8.cxd5 exd5 9.Bd3 Bb7 10.O-O Bd6 11.Ne5 c5 12.f4 Nc6 13.Ng4 Be7 14.Nxf6+ Bxf6 15.dxc5 bxc5 16.b3 c4 17.bxc4 Nb4 18.Bb1 dxc4 19.Ne4 Bxe4 20.Bxe4 c3 21.Bxa8 Qxd2 22.Qxd2 cxd2 23.Rc4 Nxa2 24.Bf3 Rd8 25.g4 h6 26.e4 Nc3 27.e5 d1=Q 28.Rxd1 Nxd1 29.exf6 gxf6 30.Rc6 Kg7 31.Rxa6 Rd4 1/2-1/2