[Event "Vratsa Zonal"]
[Site "Vratsa BUL"]
[Date "1975.10.27"]
[EventDate "?"]
[Round "4"]
[Result "1/2-1/2"]
[White "Juergen Dueball"]
[Black "Aleksandar Matanovic"]
[ECO "C92"]
[WhiteElo "2324"]
[BlackElo "2490"]
[PlyCount "44"]

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 Nd7 10.d4 Nb6 11.Nbd2 exd4 12.cxd4 Nb4 13.d5
Nd3 14.Re3 Nxc1 15.Rxc1 Bf6 16.Rc2 Nd7 17.Nf1 Bb7 18.Ng3 g6
19.Ne2 Re8 20.Ned4 Nc5 21.Rce2 Bg7 22.Re1 Rc8 1/2-1/2