[Event "Hoogovens"]
[Site "Wijk aan Zee NED"]
[Date "1973.01.19"]
[EventDate "1973.01.16"]
[Round "4"]
[Result "1-0"]
[White "Vlastimil Hort"]
[Black "Ljubomir Ljubojevic"]
[ECO "A31"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "115"]

1.d4 Nf6 2.c4 c5 3.Nf3 cxd4 4.Nxd4 b6 5.Nc3 Bb7 6.f3 d6 7.e4
e6 8.Be3 Be7 9.Be2 O-O 10.O-O Nbd7 11.Qd2 a6 12.Rfd1 Qc7
13.Rac1 Rac8 14.Bf1 Qb8 15.Qf2 Rfe8 16.Kh1 Bf8 17.Nc2 Ne5
18.Bxb6 Nxc4 19.Bxc4 Rxc4 20.Bd4 Nd7 21.Qg3 Rc6 22.Ne3 e5
23.Nf5 d5 24.Bg1 d4 25.Ne2 Rg6 26.Qe1 Nc5 27.Qa5 Rc6 28.Nexd4
exd4 29.Bxd4 Qc8 30.Bc3 Ne6 31.Qe5 f6 32.Qg3 Kh8 33.h4 Bb4
34.Kh2 Bxc3 35.Rxc3 Rxc3 36.bxc3 Rf8 37.Rd6 Rf7 38.h5 Ng5
39.Rb6 Qc7 40.Qxc7 Rxc7 41.Nd6 Rxc3 42.Rxb7 h6 43.Nf5 Ne6
44.Re7 Nf4 45.Rxg7 Rc2 46.Rg4 Ne6 47.Nxh6 Rxa2 48.Ng8 Ra5
49.Nxf6 Rg5 50.Rxg5 Nxg5 51.Nd5 a5 52.Nc3 Ne6 53.g4 Kg7 54.Kg3
Nc5 55.g5 a4 56.Nb5 Kh7 57.Kg4 Kg7 58.e5 1-0