[Event "Riga International"]
[Site "Riga"]
[Date "1959.12.19"]
[Round "12"]
[White "Tolush, Alexander V"]
[Black "Pietzsch, Wolfgang"]
[Result "1-0"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 d5 5. cxd5 exd5 6. Bg5 Be7 7. e3 O-O 8. Ne5 c6 9. Bd3 Nfd7 10. Bxe7 Qxe7 11. Nf3 Ba6 12. O-O f5 13. Bxa6 Nxa6 14. Qa4 Nab8 15. b4 Nf6 16. b5 cxb5 17. Qxb5 Qd6 18. Ne5 a6 19. Qb3 Ra7 20. Nd3 Rd8 21. Rfc1 Rc7 22. Na4 Rxc1+ 23. Rxc1 Nbd7 24. Nb4 a5 25. Nc6 Re8 26. g3 h5 27. Nxb6 Nxb6 28. Qxb6 Qa3 29. Rc2 f4 30. gxf4 Qd3 31. Qb1 Qg6+ 32. Kf1 Qd3+ 33. Ke1 Rxe3+ 34. fxe3 Qxe3+ 35. Kf1 Qd3+ 36. Kg2 Qg6+ 37. Kf2 Ng4+ 38. Kf1 Qd3+ 39. Kg1 Qe3+ 40. Kg2 Qe4+ 41. Kg3 Ne3 42. Qb8+ Kh7 43. Re2 1-0