[Event "Riga Pioneers-Grandmasters"]
[Site "Riga"]
[Date "1979.05.??"]
[Round "?"]
[White "Petrosian, Tigran V"]
[Black "Shabalov, Alexander"]
[Result "1-0"]
[WhiteElo "2610"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Nf3 Bg7 6. e3 O-O 7. Bc4 Nxc3 8. bxc3 c5 9.
O-O Qa5 10. Qb3 Nc6 11. Ba3 Qc7 12. Ng5 e6 13. Be2 Na5 14. Qd1 b6 15. Rc1 Bb7 16. dxc5
bxc5 17. Qc2 Rac8 18. Rfd1 h6 19. Nf3 Qc6 20. c4 e5 21. Rd5 Qb6 22. Rb1 Qa6 23. Rdd1 f5
24. Rb5 Bc6 25. Bb2 Rce8 26. Rd6 Rf6 27. Rd5 Bxb5 28. cxb5 Qb6 29. Bxe5 Rfe6 30. Bxg7 Kxg7
31. h4 c4 32. h5 f4 33. Qc3+ Kg8 34. Rd7 R8e7 35. Rxe7 Rxe7 36. Bxc4+ Kh7 37. hxg6+ Kxg6
38. Nh4+ Kh5 39. Be2+ Kg5 40. exf4+ Kxf4 41. Qg3+ Ke4 42. Ng6 Re8 43. Qd3# 1-0