[Event "corr."] [Site "masterchessopen.com Great Britain"] [Round "0"] [White "Pitson"] [Black "Nusby"] [Result "1-0"] [ECO "D85"] [Opening "Gruenfeld: Exchange, 5.e4"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5 8.Ne2 Nc6 9.Be3 O-O 10.O-O Bg4 11.f3 cxd4 12.cxd4 Na5 13.Bd3 Be6 14.d5 Bxa1 15.Qxa1 f6 16.Bd4 Bf7 17.Qc1 Rc8 18.Qh6 Nc4 19.f4 Ne3 20.Bxe3 {#r} 1-0