[Event "WchT U26 01 prel-3"]
[Site "Mexico City"]
[Date "1978.08.22"]
[Round "2"]
[White "Christiansen, Larry Mark"]
[Black "Lau, Carlos"]
[Result "1-0"]
[WhiteElo "2490"]
[BlackElo "2245"]

1. c4 Nf6 2. Nc3 c5 3. g3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 Nc6 7. d4 Qc7 8. O-O O-O 9. b3 a6 10. Bb2 e5 11. Rc1 exd4 12. exd4 Re8 13. Nd5 Nxd5 14. cxd5 Nd8 15. Qd2 Bf5 16. Nf4 Rc8 17. dxc5 Bxb2 18. Qxb2 dxc5 19. Rfe1 Qd7 20. h4 b5 21. Rxe8+ Qxe8 22. Qf6 c4 23. Nh5 Qf8 24. Qe5 gxh5 25. Qxf5 Nb7 26. Be4 Qd8 27. Qxh7+ Kf8 28. Re1 Qf6 29. bxc4 Rxc4 30. Qxh5 Nd6 31. Bd3 Rd4 32. Bf1 Ne4 33. Re2 Nc3 34. Re5 Rd2 35. Rf5 1-0