[Event "95th ch-ARG 2021"]
[Site "Villa Martelli ARG"]
[Date "2021.12.14"]
[Round "9.4"]
[White "Tristan, L"]
[Black "Valerga, D"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2543"]
[BlackElo "2443"]
[ECO "E39"]
[Opening "Nimzo-Indian Defense: Classical Variation, Berlin Variation, Macieja System"]
[PlyCount "75"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5 5.dxc5 O-O 6.a3 Bxc5 7.Nf3 b6 8.e4 Nc6 9.b4 Nd4 10.Qd2 Nxf3+ 11.gxf3 Be7 12.Rg1 Ne8 13.Bb2 f6 14.O-O-O Kh8 15.Kb1 a5 16.b5 a4 17.Bd3 Qc7 18.f4 Bb7 19.e5 f5 20.Bc2 Bf3 21.Qxd7 Bxd1 22.Rxd1 Qxd7 23.Rxd7 Bh4 24.Rd2 Nc7 25.Nxa4 Rab8 26.Rd7 Nxb5 27.cxb5 Bxf2 28.Bd4 Bxd4 29.Rxd4 g5 30.Bb3 Rfd8 31.Rxd8+ Rxd8 32.Nxb6 gxf4 33.Nc4 f3 34.Nd6 f2 35.Bc4 Ra8 36.Kb2 Kg7 37.b6 Ra4 38.Bf1 1-0