[Event "IBM"]
[Site "Amsterdam"]
[Date "1970.07.30"]
[Round "14"]
[White "Tringov, Georgi Petrov"]
[Black "Gligoric, Svetozar"]
[Result "1/2-1/2"]
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 h6 10. d4 Re8 11. Nbd2 Bf8 12. Nf1 Bb7 13. Ng3 Na5 14. Bc2 Nc4 15. b3 Nb6 16. Bb2 c5 17. dxe5 dxe5 18. c4 Nbd7 19. Bd3 b4 1/2-1/2