[Event "WchT U26 02 prel-4"]
[Site "Mexico City"]
[Date "1980.08.19"]
[Round "2"]
[White "Valero, Luis"]
[Black "Whitehead, Jay E"]
[Result "0-1"]
[ECO "B20"]
[BlackElo "2240"]
[PlyCount "80"]
[EventDate "1980.08.17"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "MEX"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Mexico II"]
[BlackTeam "United States"]
[WhiteTeamCountry "MEX"]
[BlackTeamCountry "USA"]

1. a3 g6 2. e4 c5 3. Nf3 Bg7 4. Bc4 Nc6 5. 0-0 e6 6. Nc3 Nge7 7. Rb1 d5 8. exd5 exd5 9. Ba2 a5 10. Qe2 0-0 11. d3 Bg4 12. Bg5 Re8 13. Qd1 Qd7 14. Bxe7 Nxe7 15. h3 Bf5 16. Re1 a4 17. Qd2 b5 18. Ne5 Qd6 19. f4 b4 20. Nd1 Bh6 21. axb4 f6 22. Nf3 cxb4 23. g3 b3 24. cxb3 axb3 25. Bxb3 Qb6+ 26. Qe3 Qxb3 27. g4 Bd7 28. Qc5 Qxd3 29. Nf2 Qxf3 30. Rxe7 Rxe7 31. Qxe7 Qg3+ 32. Kf1 Bb5+ 33. Ke1 Qg1+ 34. Kd2 Qxf2+ 35. Kc3 Rc8+ 36. Kb4 Bf8 37. Qxf8+ Kxf8 38. Kxb5 Qc5+ 39. Ka4 Ra8+ 40. Kb3 Qc4# 0-1

