[Event "Rubinstein Memorial-07"]
[Site "Polanica Zdroj"]
[Date "1969.08.04"]
[Round "2"]
[White "Hennings, Artur"]
[Black "Ivkov, Borislav"]
[Result "1/2-1/2"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. f3 Nd7 6. Qd2 b5 7. Nge2 Bb7 8. a4 c6 9. Nc1 Ngf6 10. Be2 O-O 11. O-O e5 12. axb5 axb5 13. Rxa8 Bxa8 14. dxe5 Nxe5 15. Rd1 Ne8 16. f4 Nd7 17. e5 d5 18. Nb3 Nc7 19. Bg4 Re8 20. Bxd7 Qxd7 21. Ne4 Qe7 1/2-1/2