[Event "Titled Tue 11th Mar Early"]
[Site "chess.com INT"]
[Date "2025.03.11"]
[Round "4"]
[White "Kostov, Deyan Samuil"]
[Black "Kovalchuk, Al RUS"]
[Result "1-0"]
[WhiteElo "2347"]
[BlackElo "2304"]
[ECO "E70"]
[PlyCount "85"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 O-O 5.Nf3 d6 6.h3 e5 7.d5 Na6 8.Be3 Nh5 9.g3 Qe8 10.Be2 f5 11.exf5 gxf5 12.Nh4 Nf6 13.a3 Nc5 14.Qc2 Nfe4 15.Nxe4 Nxe4 16.Bd3 c6 17.Bxe4 fxe4 18.Qxe4 cxd5 19.cxd5 Qb5 20.g4 Bd7 21.a4 Qxb2 22.O-O Qe2 23.Rfe1 Qa6 24.Nf3 Be8 25.Ng5 Bg6 26.Qb4 Bh6 27.Ne6 Bxe3 28.Rxe3 Rf7 29.Rc1 Qb6 30.Qxb6 axb6 31.Rb3 Rd7 32.Rxb6 Rxa4 33.Rc8+ Kf7 34.Rxb7 Rxb7 35.Nd8+ Kf6 36.Nxb7 Be4 37.Nxd6 Ra1+ 38.Kh2 Bxd5 39.Nf5 Kg5 40.Ng3 Bf3 41.Rg8+ Kf6 42.Rf8+ Ke6 43.Rxf3 1-0