[Event "Sarajevo-10"]
[Site "Sarajevo"]
[Date "1967.03.27"]
[Round "7"]
[White "Pietzsch, Wolfgang"]
[Black "Ivkov, Borislav"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 d6 6. Be3 Nf6 7. Bc4 Bd7 8. Qe2 Rc8 9. Bb3 Qa5 10. O-O Be7 11. Rad1 Nxd4 12. Rxd4 O-O 13. Rfd1 Bc6 14. f3 Rfd8 15. Qf2 Nd7 16. a3 Qc7 17. Qg3 Bf6 18. R4d2 Be5 19. Bf4 Nc5 20. Ba2 Bxf4 21. Qxf4 Qb6 22. Qe3 Be8 23. Rb1 Kf8 24. Qd4 Nd7 25. Qxb6 Nxb6 26. Rbd1 Ke7 1/2-1/2