[Event "74th ch-RUS 2021"]
[Site "Ufa RUS"]
[Date "2021.10.12"]
[Round "4.1"]
[White "Matlakov, M"]
[Black "Chigaev, M"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2682"]
[BlackElo "2639"]
[ECO "B90"]
[Opening "Sicilian Defense: Najdorf Variation, Lipnitsky Attack"]
[PlyCount "69"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.Be3 Be7 8.Bb3 b5 9.a3 O-O 10.Qe2 Bb7 11.f3 Nbd7 12.O-O-O Rc8 13.Qe1 Nc5 14.Ba2 Qc7 15.Kb1 Ba8 16.g4 Nfd7 17.h4 Nb6 18.g5 Nca4 19.Nxa4 bxa4 20.g6 hxg6 21.h5 g5 22.Rg1 Qc5 23.Qd2 Nc4 24.Bxc4 Qxc4 25.Bxg5 f6 26.Bh6 Rf7 27.Bxg7 Rxg7 28.Rxg7+ Kxg7 29.Qg2+ Kf8 30.h6 Ke8 31.h7 Kd7 32.Qg7 f5 33.h8=Q Rxh8 34.Qxh8 Bb7 35.exf5 1-0