[Event "Monte Carlo"] [Site "Monte Carlo MNC"] [Date "1969.04.??"] [EventDate "?"] [Round "?"] [Result "1-0"] [White "Lajos Portisch"] [Black "David Bronstein"] [ECO "D06"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "39"] 1. d4 d5 2. c4 c5 3. cxd5 Nf6 4. e4 Nxe4 5. dxc5 Nxc5 6. Nf3 e6 7. Nc3 exd5 8. Qxd5 Qe7+ 9. Be3 Nc6 10. Bb5 Bd7 11. O-O Ne6 12. Ne5 Nxe5 13. Qxe5 Bxb5 14. Nxb5 a6 15. Rad1 Rd8 16. Bb6 Rxd1 17. Rxd1 f6 18. Qf5 g6 19. Nc7+ Kf7 20. Qd5 1-0