[Event "Bucharest Int 12th"]
[Site "Bucharest"]
[Date "1973.03.21"]
[Round "14"]
[White "Knaak, Rainer"]
[Black "Ungureanu, Emil"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4 11. Bf4 O-O 12. Ne5 Nxe5 13. Bxe5 Bc5 14. Nd2 Re8 15. Bxf6 Qxf6 16. Ne4 Qb6 17. Re1 Be6 18. Qh5 Be7 19. c5 Qxb2 20. Rab1 Qxa2 21. Rxb7 Qa5 22. Reb1 Rac8 1/2-1/2