[Event "Ch Poland"] [Site "masterchessopen.com Piotrkow Trybunalski (Poland)"] [Date "1977.02.24"] [Round "11"] [White "Grabczewski Romuald (POL)"] [Black "Hirnik Henryk"] [Result "1-0"] [WhiteElo "2275"] [ECO "C17"] [Opening "French: Winawer, Advance, 4...c5"] 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.Bd2 Ne7 6.a3 Bxc3 7.Bxc3 cxd4 8.Qxd4 Nbc6 9.Qg4 Nf5 10.Nf3 Bd7 11.Bd3 h5 12.Qf4 Rc8 13.O-O-O Nce7 14.Rhe1 a5 15.Nd4 Nxd4 16.Bxd4 b5 17.Qe3 Rb8 18.Bc5 b4 19.Qg5 bxa3 20.Bxa3 Ng6 21.Qxg6 {#r} 1-0