[Event "Reggio Emilia-25 1982/83"]
[Site "Reggio Emilia"]
[Date "1983.01.06"]
[Round "10"]
[White "Bertok, Mario"]
[Black "Wiedenkeller, Michael"]
[Result "1/2-1/2"]
[WhiteElo "2385"]
[BlackElo "2385"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 Be6 7. d3 h5 8. h4 Qd7 9. Rb1 Nf6 10. Nd5 O-O 11. Nec3 Nd8 12. Nxf6+ Bxf6 13. Ne4 1/2-1/2