[Event "Mar del Plata"] [Site "Mar del Plata ARG"] [Date "1960.04.08"] [EventDate "1960.03.29"] [Round "9"] [Result "1/2-1/2"] [White "Rene Letelier Martner"] [Black "David Bronstein"] [ECO "C45"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "40"] 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 d6 7. a4 a5 8. Nd5 Ba7 9. Bb5 Bd7 10. O-O Ne5 11. Bxd7+ Qxd7 12. Be3 Bxe3 13. Nxe3 Nf6 14. Re1 O-O 15. Nd5 Nxd5 16. Qxd5 Nc6 17. Nd4 Nxd4 18. Qxd4 Rfe8 19. c4 Rad8 20. b3 b6 1/2-1/2