[Event "World op 18th"]
[Site "Philadelphia"]
[Date "1990.??.??"]
[Round "2"]
[White "Christensen, J"]
[Black "Tate, Emory"]
[Result "1/2-1/2"]
[EventArchiveKey "world-open-1990"]
[WhiteElo "2275"]
[BlackElo "2350"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3 g6 6. Nc3 d6 7. Nf3 Bg7 8. a4 O-O 9. Be2 axb5 10. Bxb5 Ba6 11. Bxa6 Nxa6 12. O-O Nb4 13. e4 Nd7 14. Qe2 Nb6 15. Bg5 h6 16. Bh4 Ra5 17. Rfc1 Qd7 18. b3 e6 19. dxe6 Qxe6 20. Rab1 g5 21. Bg3 Bxc3 22. Rxc3 f5 23. h4 fxe4 24. hxg5 Qg4 25. Nd4 Qxe2 26. Nxe2 d5 27. Bc7 Ra6 28. Bxb6 Rxb6 29. Rxc5 Rd6 1/2-1/2