[Event "USA-ch"]
[Site "New York"]
[Date "1946.??.??"]
[Round "?"]
[White "Ulvestad, Olaf"]
[Black "Horowitz, Israel Albert"]
[Result "1-0"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d5 6. cxd5 Nxd5 7. O-O Na6 8. Nc3 c5 9. Nxd5 Qxd5 10. Be3 Qh5 11. Qb3 cxd4 12. Nxd4 Rb8 13. a4 Nc5 14. Qa3 b6 15. b4 Ne6 16. Bf3 Qh3 17. Nc6 Rb7 18. Rac1 Bf6 19. a5 Ng5 20. Bg2 Qh5 21. a6 Rc7 22. Nd4 Nh3+ 23. Kh1 Rxc1 24. Rxc1 Bxd4 25. Bxd4 Qxe2 26. Qe3 Qxe3 27. Bxe3 Be6 28. Bb7 Rd8 29. Kg2 Rd6 30. Bc8 1-0