[Event "III Colonia GM 2024"]
[Site "Colonia de Sant Jordi ESP"]
[Date "2024.10.21"]
[Round "4.3"]
[White "Grieve, Harry"]
[Black "Ostrovskiy, Al"]
[Result "1/2-1/2"]
[WhiteElo "2456"]
[BlackElo "2403"]
[ECO "B13"]
[PlyCount "77"]

1.e4 c6 2.d4 d5 3.exd5 cxd5 4.Bd3 Nc6 5.c3 e6 6.Bf4 Bd6 7.Bxd6 Qxd6 8.Nf3 Nge7 9.O-O O-O 10.Re1 Bd7 11.Nbd2 f6 12.c4 Be8 13.Rc1 Bf7 14.a3 Rad8 15.cxd5 Nxd5 16.Ne4 Qb8 17.Bb1 Nf4 18.g3 Ng6 19.Qa4 b5 20.Qa6 Nxd4 21.Nxd4 Rxd4 22.Rc5 Ne5 23.Ng5 Qb6 24.Qxb6 axb6 25.Rxb5 h6 26.f4 fxg5 27.fxe5 Rb8 28.Be4 Be8 29.Rb3 Kf8 30.Kf2 Ke7 31.Ke3 Rc4 32.Rc3 Rxc3+ 33.bxc3 Rc8 34.Kd4 Bb5 35.Rc1 Rc4+ 36.Ke3 Rc5 37.Kd4 Rc4+ 38.Ke3 Rc5 39.Kd4 1/2-1/2