[Event "Dortmunder Schachtage-11"]
[Site "Dortmund"]
[Date "1983.04.02"]
[Round "5"]
[White "Bischoff, Klaus"]
[Black "Csom, Istvan"]
[Result "1/2-1/2"]
[WhiteElo "2445"]
[BlackElo "2505"]

1. g3 g6 2. Bg2 Bg7 3. c4 d6 4. Nc3 Nf6 5. e4 c5 6. Nge2 O-O 7. O-O a6 8. h3 Nc6 9. d3 Rb8 10. a4 Ne8 11. Be3 Nc7 12. d4 cxd4 13. Nxd4 Ne6 14. Nde2 Nc5 15. Rc1 Nb4 16. b3 Bd7 17. Nd5 Nxd5 18. exd5 Qb6 19. Rb1 a5 20. Nd4 Rfe8 21. Re1 Qb4 22. Nc2 Qb6 23. Nd4 Qb4 24. Nc2 Qb6 1/2-1/2