[Event "Pan American-ch"]
[Site "Havana"]
[Date "1963.??.??"]
[Round "1"]
[White "Ortega, Rogelio"]
[Black "Estrada Degrandi, Walter"]
[Result "1-0"]
[ECO "B07"]
[PlyCount "73"]

1. e4 d6 2. d4 Nf6 3. Bd3 e5 4. c3 g6 5. Nf3 Nbd7 6. Nbd2 Bg7 7. Nf1 O-O 8.
dxe5 dxe5 9. Qe2 Nc5 10. Bc2 Bg4 11. Bd2 Qd6 12. O-O-O Qc6 13. Ng3 Nh5 14. h3
Nxg3 15. fxg3 Be6 16. Kb1 b5 17. h4 h5 18. Qe3 Rad8 19. Bc1 a5 20. Ng5 Bh6 21.
Rxd8 Rxd8 22. Nxe6 Bxe3 23. Nxd8 Qa8 24. Bxe3 Nxe4 25. Rd1 Nd6 26. Bg5 Qxg2 27.
a4 bxa4 28. Bxa4 Qe4+ 29. Bc2 Qf3 30. Bb3 e4 31. Nxf7 Nxf7 32. Rd7 Qf1+ 33. Ka2
a4 34. Bxf7+ Kh8 35. Rxc7 a3 36. Be3 Qg2 37. Bd4+ 1-0

