[Event "Siegen ol (Men) fin-A"]
[Site "Siegen FRG"]
[Date "1970.09.21"]
[EventDate "?"]
[Round "7"]
[Result "0-1"]
[White "Artur Hennings"]
[Black "Viktor Korchnoi"]
[ECO "B22"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "91"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 e6 5. Nf3 Nc6 6. Na3 Qd8
7. Bf4 Nf6 8. dxc5 Nd5 9. Bd6 Bxd6 10. cxd6 Qxd6 11. Bc4 Qe7
12. O-O Nxc3 13. Qd3 Na4 14. Bb5 Nc5 15. Qc4 O-O 16. Rac1 Nd7
17. Bxc6 bxc6 18. Qxc6 Rb8 19. Qc3 Bb7 20. Nc4 Rfc8 21. b3 Nb6
22. Nfd2 Rc5 23. Qg3 Rbc8 24. Nxb6 axb6 25. Rxc5 Qxc5 26. h3
Bd5 27. Qf4 Qc2 28. Nc4 Bxc4 29. Rc1 Qxa2 30. Rxc4 Rd8 31. Rc7
Rf8 32. Qe3 Qa6 33. Rc6 Rb8 34. Qf4 Qa8 35. Rc7 Rf8 36. Qd6
Qb8 37. Qe7 h6 38. Rb7 Qe5 39. Rxb6 Qe1+ 40. Kh2 Qxf2 41. Qc7
g5 42. b4 Qf4+ 43. Qxf4 gxf4 44. Rc6 Rb8 45. Rc4 e5 46. g3 0-1