[Event "(GER-ch) International04"]
[Site "Bad Lauterberg"]
[Date "1977.03.09"]
[Round "4"]
[White "Karpov, Anatoly"]
[Black "Wockenfuss, Klaus"]
[Result "1-0"]
[WhiteElo "2690"]
[BlackElo "2350"]

1. c4 Nf6 2. Nf3 e6 3. d4 d5 4. Nc3 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. e3 O-O 8. Be2 dxc4 9.
O-O b6 10. Rc1 Bb7 11. Nb5 a6 12. Rxc4 axb5 13. Rxb4 Rxa2 14. Rxb5 Bc6 15. Rb4 Nd7 16. Rc4
Bxf3 17. Bxf3 c5 18. Qb3 Ra5 19. Rd1 e5 20. dxc5 Nxc5 21. Qc2 Ne6 22. b4 Ra7 23. Rc6 Rd8
24. h3 Rxd1+ 25. Qxd1 b5 26. Qd5 Qh4 27. Rc8+ Kh7 28. Qxe5 Ng5 29. Bg4 Re7 30. Bf5+ 1-0