Marthaler, Otto VS Pirc, Vasja 1961.12.??

[Event "Reggio Emilia-04 1961/62"]
[Site "Reggio Emilia"]
[Date "1961.12.??"]
[Round "?"]
[White "Marthaler, Otto"]
[Black "Pirc, Vasja"]
[Result "1/2-1/2"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 g6 4. O-O Bg7 5. c3 e5 6. d3 d5 7. e4 Nge7 8. Re1 dxe4 9. dxe4 Qxd1 10. Rxd1 O-O 11. Na3 b6 12. Bg5 f6 13. Be3 Ba6 14. Rd6 Rad8 15. Rad1 Nc8 16. Rxd8 Rxd8 17. Rxd8+ Nxd8 18. Bf1 Bxf1 19. Kxf1 1/2-1/2