[Event "Vrnjacka Banja International-03"]
[Site "Vrnjacka Banja"]
[Date "1971.04.??"]
[Round "?"]
[White "Ivkov, Borislav"]
[Black "Stein, Leonid"]
[Result "1/2-1/2"]

1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. Nc3 Ne7 5. e4 Nbc6 6. d3 d6 7. Nge2 O-O 8. h4 Nd4 9. Nxd4 exd4 10. Nd5 Nxd5 11. cxd5 c6 12. O-O cxd5 13. exd5 Bf5 14. Bf4 Qb6 15. Qd2 Rfe8 16. Rfe1 h5 17. Rac1 Kh7 18. Kh2 1/2-1/2