[Event "IBM"]
[Site "Amsterdam"]
[Date "1971.07.31"]
[Round "15"]
[White "Bobotsov, Milko Georgiev"]
[Black "Evans, Larry Melvyn"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d6 6. Nc3 Nbd7 7. g3 O-O 8. Bg2 e5 9. O-O Re8 10. Rad1 exd4 11. Nxd4 Nc5 12. b4 Nce4 13. Nxe4 Nxe4 14. Qc2 1/2-1/2