[Event "Ch Region"] [Site "Romulus (USA)"] [Round "5"] [White "Drysdale G"] [Black "Vandivier D"] [Result "1-0"] [ECO "A16"] [Opening "English: Anglo-Indian, 2.Nc3"] 1.c4 Nf6 2.Nc3 c5 3.Nf3 g6 4.g3 Bg7 5.Bg2 Nc6 6.O-O d6 7.d4 cxd4 8.Nxd4 Bd7 9.Nxc6 bxc6 10.Qd2 Qc8 11.Rd1 Bh3 12.Bh1 h5 13.Qd4 h4 14.Ne4 hxg3 15.hxg3 Bf1 16.Ng5 Bxe2 17.Re1 Bh6 18.Rxe2 Bxg5 19.Bxg5 Rxh1+ 20.Kxh1 Qh3+ 21.Kg1 Ng4 22.Rxe7+ Kf8 23.Rae1 Rb8 24.b3 Ne5 25.R7xe5 {#r} 1-0