[Event "NLD-ch Leeuwarden"]
[Site "Leeuwarden"]
[Date "1974.??.??"]
[Round "7"]
[White "Hartoch, Robert G"]
[Black "Timman, Jan H"]
[Result "1/2-1/2"]
[WhiteElo "2370"]
[BlackElo "2540"]
[ECO "C02"]

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.Be2 cxd4 7.cxd4 Nh6 8.Nc3 Nf5
9.Na4 Qa5+ 10.Bd2 Bb4 11.Bc3 Bxc3+ 12.Nxc3 Qb6 13.Na4 Qa5+ 14.Nc3 Qb6 15.Na4 Qa5+
16.Nc3 Qb6 17.Na4 Qa5+ 18.Nc3 Qb6 19.Na4 Qa5+ 20.Nc3 Qb6  1/2-1/2

