[Event "Maribor"]
[Site "Maribor"]
[Date "1967.??.??"]
[Round "3"]
[White "Ivkov, Borislav"]
[Black "Zinn, Lothar"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "D27"]

1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.a4 cxd4 8.exd4 Nc6
9.Nc3 Be7 10.Re1 Nb4 11.Bg5 O-O 12.Ne5 b6 13.Qf3 Ra7 14.Rad1 Nc2 15.Rf1 Bb7
16.Qh3 Nb4 17.Rfe1 Nfd5 18.Bd2 f5 19.Nd3 Qc8 20.Bb3 Nxd3 21.Qxd3 Bf6 22.Nxd5 Bxd5
23.Bxd5 exd5 24.Qb3 Qc4 25.Qxb6 Bxd4 26.Qe6+ Raf7 27.Bc1 Qxa4 28.b3 Qb4 29.Qxa6 Bc3  1/2-1/2

