[Event "Havana Olympiad Final-B"]
[Site "Havana CUB"]
[Date "1966.11.15"]
[EventDate "1966.10.23"]
[Round "11"]
[Result "1/2-1/2"]
[White "Kenneth B McAlpine"]
[Black "Edgar Walther"]
[ECO "B89"]
[WhiteElo "?"]
[BlackElo "?"]
[Source "Olimpbase"]
[PlyCount "54"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bc4 e6 7.Be3
Be7 8.Bb3 a6 9.f4 O-O 10.Qf3 e5 11.Nxc6 bxc6 12.fxe5 dxe5
13.O-O Qc7 14.Bg5 a5 15.a4 Rb8 16.Kh1 Rb4 17.Rae1 Ba6 18.Rf2
Bc4 19.Bxc4 Rxc4 20.Ref1 Qb7 21.Bxf6 Bxf6 22.b3 Rd4 23.Ne2 Rd6
24.Ng3 Qb4 25.Qg4 Bd8 26.Qh5 Rd7 27.Qxe5 Bc7 1/2-1/2