[Event "Budapest2"]
[Site "Budapest"]
[Date "1965.??.??"]
[Round "6"]
[White "Lengyel, Levente"]
[Black "Haag, Ervin"]
[Result "1/2-1/2"]
[ECO "E11"]
[Opening "Bogo-Indian Defense"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Bg2 Bxd2+ 7. Nbxd2 d6 8. O-O O-O 9. e4 e5 10. d5 Nb8 11. b4 a5 12. a3 g6 13. Ne1 Bg4 14. f3 Bd7 15. Nd3 Re8 16. Qe2 axb4 17. axb4 Rxa1 18. Rxa1 c6 19. Ra7 Bc8 20. Qe3 Qc7 21. Ra1 Kg7 22. Rc1 Nfd7 23. Nb3 b6 1/2-1/2