[Event "Manila Interzonal"]
[Site "Manila PHI"]
[Date "1976.06.27"]
[EventDate "1976.06.13"]
[Round "11"]
[Result "1/2-1/2"]
[White "Lian-Ann Tan"]
[Black "Peter Biyiasas"]
[ECO "C60"]
[WhiteElo "2365"]
[BlackElo "2460"]
[PlyCount "171"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 g6 4.d4 exd4 5.Bg5 f6 6.Bf4 Bg7 7.Nxd4
Nge7 8.Nc3 O-O 9.O-O Kh8 10.Nxc6 bxc6 11.Bc4 d6 12.Re1 Rb8
13.Rb1 Rb4 14.Bb3 f5 15.a3 Rd4 16.Qc1 fxe4 17.Be3 d5 18.Ne2
Nf5 19.Nxd4 Nxd4 20.Qd2 c5 21.Kh1 c6 22.Ba4 Qh4 23.c3 Ne6
24.g3 Qg4 25.f4 Bb7 26.Bd1 Qh3 27.Bg1 c4 28.b3 cxb3 29.Rxb3
Ba8 30.Bc2 c5 31.Qg2 Qf5 32.c4 Nd4 33.Bxd4 cxd4 34.Rb5 d3
35.Bb3 Qd7 36.Rxd5 Bxd5 37.cxd5 Qb5 38.Bd1 Qxd5 39.Qxe4 d2
40.Re2 Qd6 41.Re3 Rd8 42.h4 Bb2 43.a4 a5 44.Kg2 Qb4 45.Kf3
Qxe4+ 46.Kxe4 Rc8 47.Rd3 Bc3 48.Kf3 Rc7 49.g4 Kg7 50.Bb3 Bb4
51.Ke2 Kf6 52.Re3 Rc1 53.Re6+ Kg7 54.Bd1 Kf7 55.Re3 Kf6 56.Re4
Rc5 57.Bb3 Rc1 58.Re6+ Kg7 59.Bd1 Kf7 60.Re3 Kf6 61.Re4 Rc6
62.Kf3 Rc3+ 63.Re3 Rc1 64.Ke2 Rc7 65.Bb3 h6 66.Re6+ Kg7 67.h5
gxh5 68.gxh5 Rc3 69.Re3 Rc1 70.Rg3+ Kh8 71.Bd1 Rc5 72.Rh3 Kg7
73.Rg3+ Kh8 74.Rh3 Rc4 75.f5 Rg4 76.Rf3 Kg7 77.f6+ Kf8 78.Bb3
Rg2+ 79.Kf1 Rg5 80.Rd3 Rf5+ 81.Ke2 Re5+ 82.Kf3 Rf5+ 83.Ke4
Rxf6 84.Rf3 Ke7 85.Rxf6 Kxf6 86.Bd1 1/2-1/2