[Event "US Open-89"]
[Site "Boston"]
[Date "1988.??.??"]
[Round "?"]
[White "Shapiro, Daniel E"]
[Black "Ivanov, Igor Vasilievich"]
[Result "1/2-1/2"]
[EventArchiveKey "us-open-1988"]
[WhiteElo "2290"]
[BlackElo "2505"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 d5 6. O-O dxc4 7. Na3 c3 8. bxc3 c5 9. Nc4 Be6 10. Nce5 Nd5 11. Ng5 Nxc3 12. Nxe6 fxe6 13. Qb3 Nxe2+ 14. Kh1 Nxd4 15. Qxb7 Nbc6 16. Nxc6 Nxc6 17. Qxc6 Bxa1 18. Qxe6+ Kg7 19. Be3 Bd4 20. Bxd4+ cxd4 21. Qe5+ Kh6 22. g4 Qd6 23. Qxd6 exd6 24. Bxa8 Rxa8 25. Rd1 Rf8 26. Kg2 Rf4 27. Kg3 g5 28. h4 Kg6 29. hxg5 Kxg5 30. f3 h5 31. gxh5 Rh4 32. h6 Rxh6 33. Rxd4 Kf5 34. Ra4 Rg6+ 1/2-1/2