[Event "Icelandic Open 100yr 2025"]
[Site "Blonduos ISL"]
[Date "2025.06.17"]
[Round "4.12"]
[White "Birkisson, Bjorn Holm"]
[Black "Petursson, G"]
[Result "1-0"]
[WhiteElo "2128"]
[BlackElo "2003"]
[ECO "C07"]
[PlyCount "85"]

1.e4 e6 2.d4 d5 3.Nd2 c5 4.Ngf3 Nf6 5.e5 Nfd7 6.c3 Nc6 7.Bd3 Qb6 8.O-O Be7 9.dxc5 Nxc5 10.Bc2 O-O 11.Nb3 Nxb3 12.Qd3 g6 13.axb3 Qc7 14.Re1 Bd7 15.Bh6 Rfe8 16.h4 Rac8 17.Qe3 Qd8 18.h5 Bf8 19.Bxf8 Rxf8 20.Qh6 Qe7 21.Ng5 f6 22.exf6 Rxf6 23.hxg6 hxg6 24.Bxg6 Qg7 25.Bh7+ Kh8 26.Qxg7+ Kxg7 27.Bd3 Rh8 28.Bb5 Rfh6 29.f4 Rh1+ 30.Kf2 Rxe1 31.Rxe1 Kf6 32.Bxc6 bxc6 33.Ra1 Ra8 34.Nf3 Be8 35.b4 Kf5 36.Ke3 Kg4 37.Nd4 Kg3 38.Nxe6 Kxg2 39.Kd4 Kf3 40.Kc5 Bd7 41.f5 Ke4 42.Kd6 Bxe6 43.fxe6 1-0