[Event "Vratsa Zonal"]
[Site "Vratsa BUL"]
[Date "1975.10.29"]
[EventDate "?"]
[Round "6"]
[Result "1/2-1/2"]
[White "Lothar Vogt"]
[Black "Ferdinand Strobel"]
[ECO "C81"]
[WhiteElo "2437"]
[BlackElo "2209"]
[PlyCount "80"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3
d5 8.dxe5 Be6 9.Qe2 Be7 10.Rd1 O-O 11.c4 bxc4 12.Bxc4 Bc5
13.Be3 Bxe3 14.Qxe3 Qb8 15.Bb3 Qb6 16.Qe2 Rad8 17.Nc3 Nxc3
18.bxc3 Ne7 19.Rab1 Qa5 20.c4 dxc4 21.Bxc4 Bxc4 22.Qxc4 Rxd1+
23.Rxd1 Qb6 24.h4 c5 25.Rd7 Ng6 26.Kh2 Qb5 27.Qg4 c4 28.e6 Ne5
29.exf7+ Nxf7 30.Rc7 c3 31.Rxc3 Qb8+ 32.Qg3 Qb2 33.Rc7 Qxa2
34.Ne5 Qe6 35.f4 a5 36.Ra7 Qb6 37.Re7 Qf6 38.Rc7 Qe6 39.Ra7
Qb6 40.Re7 Qf6 1/2-1/2