[Event "Leipzig SG"]
[Site "Leipzig GDR"]
[Date "1977.11.01"]
[EventDate "?"]
[Round "4"]
[Result "1/2-1/2"]
[White "Janos Tompa"]
[Black "Janos Rigo"]
[ECO "C69"]
[WhiteElo "2410"]
[BlackElo "2350"]
[PlyCount "20"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 h5
7. d3 Qf6 8. Nbd2 Ne7 9. Re1 Ng6 10. d4 Bxf3 1/2-1/2