[Event "Tungsram"]
[Site "Budapest"]
[Date "1977.??.??"]
[Round "?"]
[White "Bronstein, David I"]
[Black "Spassov, Liuben"]
[Result "1/2-1/2"]
[WhiteElo "2560"]
[BlackElo "2480"]
[ECO "E23"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qb3 c5 5.dxc5 Nc6 6.Nf3 Ne4 7.Bd2 Nxd2 8.Nxd2 Bxc5
9.e3 O-O 10.Be2 b6 11.O-O Bb7 12.Nde4 Be7 13.Rad1 Na5 14.Qa4 Bc6 15.Qc2 Qc7
16.Qd3 Qb7 17.Nd5 exd5 18.cxd5 Rad8 19.Bf3 Qc8 20.Rc1 Nb7 21.dxc6 dxc6 22.Qa6 Qc7
23.a3 Kh8 24.b4 Rc8 25.Ng3 Nd8 26.Nf5 Bf6 27.Rfd1 Rb8 28.a4 c5 29.Qc4 Ne6
30.b5 g6 31.Ng3 Be5 32.Nf1 Qe7 33.Bd5 Nc7 34.Bc6 Rbd8 35.Nd2 Qd6 36.g3 h5
37.Kg2 Bf6 38.h4 Kg7 39.Ne4 Qe7 40.a5 Rxd1 41.Rxd1 Rd8 42.Rxd8 Qxd8 43.Qc2 Be7
44.axb6 axb6 45.Qb2+ Bf6 46.Qd2 Qxd2 47.Nxd2 Bd8 48.Kf3 f5 49.Nc4 Ne6 50.Ke2 Bc7
51.f4 Nf8 52.Nd2 Nh7 53.e4 fxe4 54.Nxe4 Kf7 55.Bd5+ Ke7 56.Bc4 Bd8 57.Bd3 Bc7
58.Kf3 Kf7 59.Ke3 Bb8 60.Be2 Ke7 61.Bc4 Bc7 62.Bd3 Nf6 63.Ng5 Ng4+ 64.Kf3 Kf6
65.Ne4+ Kg7 66.Nd2 Kf7 67.Nc4 Kf6 68.Bc2 Nh2+ 69.Ke2 Ng4 70.Be4 Kf7 71.Bd5+ Kf6
72.Bf3 Nh6 73.Ne3 Bd8 74.Be4 Nf7 75.Bd3 Nd6 1/2-1/2