[Event "NED-ch"] [Site "Leeuwarden NED"] [Date "1971.04.13"] [EventDate "?"] [Round "8"] [Result "1/2-1/2"] [White "Hans Ree"] [Black "Robert G Hartoch"] [ECO "B46"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "26"] 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be3 Qc7 7. Bd3 Nf6 8. O-O Ne5 9. Be2 b5 10. f4 Nc4 11. Bc1 Bb7 12. e5 Ne4 13. Nxe4 Bxe4 1/2-1/2