[Event "HUN-ch"]
[Site "Budapest"]
[Date "1971.??.??"]
[Round "4"]
[White "Dely, Peter"]
[Black "Portisch, Lajos"]
[Result "0-1"]
[WhiteElo "2480"]
[BlackElo "2630"]
[ECO "C92"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O
9.h3 Be6 10.d4 Bxb3 11.Qxb3 Qb8 12.Nbd2 Qb6 13.dxe5 Nxe5 14.Nxe5 dxe5 15.Qc2 Qc6
16.Nf3 Nd7 17.Be3 Bd6 18.Rad1 a5 19.Nh4 g6 20.Bh6 Rfd8 21.Qd3 Qc4 22.b3 Qxd3
23.Rxd3 Nc5 24.Rd5 c6 25.Rdd1 Be7 26.Nf3 f6 27.Rxd8+ Rxd8 28.Be3 Rd3 29.Bxc5 Bxc5
30.Rc1 Ba3 31.Rc2 Rd1+ 32.Kh2 Bc1 33.c4 b4 34.g3 Kf7 35.Kg2 Ke6 36.Re2 Bh6
37.Nh2 Bf8 38.Nf3 Bc5 39.Rd2 Rc1 40.g4 a4 41.Rb2  0-1

