[Event "URS-ch38 Final"]
[Site "Riga"]
[Date "1970.12.24"]
[Round "20"]
[White "Tseitlin, Mark D"]
[Black "Zaitsev, Igor A"]
[Result "1/2-1/2"]
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Ng4 8. d3 Bd6 9. Nbd2 Be6 10. b3 Qe7 11. Nc4 O-O-O 12. a4 h5 13. Nxd6+ cxd6 14. b4 Qc7 15. Ng5 Nf6 16. f4 exf4 17. Bxf4 Rhe8 18. c4 Ng4 19. c5 Ne5 20. Qc3 f6 21. Nxe6 Rxe6 22. d4 Nf7 23. cxd6 Nxd6 24. b5 g5 25. Qh3 Qd7 26. bxc6 bxc6 27. Bxd6 Rxd6 28. Qxh5 Qa7 29. Kh1 Qxd4 30. Qe2 Qd3 31. Qf2 Qxe4 32. Qa7 Qb4 33. Qxa6+ Qb7 34. Qe2 c5 35. a5 Qa6 36. Qf3 Qc6 37. Qf5+ Kb7 38. Rab1+ Ka7 39. h3 Rd2 40. Qg4 R8d4 41. Qg3 Qd6 42. Qf3 Rb4 1/2-1/2