[Event "IBM"]
[Site "Amsterdam"]
[Date "1970.07.16"]
[Round "3"]
[White "Donner, Jan Hein"]
[Black "Uhlmann, Wolfgang"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. cxd5 cxd5 6. Nf3 Bg7 7. O-O O-O 8. Nc3 Ne4 9. Ne5 Nxc3 10. bxc3 Nd7 11. Nxd7 Qxd7 12. Qb3 Rd8 13. e4 dxe4 14. Bxe4 Qc7 1/2-1/2