[Event "NED-ch"] [Site "Leeuwarden NED"] [Date "1972.04.08"] [EventDate "1972.03.??"] [Round "11"] [Result "1/2-1/2"] [White "Arend J van Dop"] [Black "Kick Langeweg"] [ECO "A01"] [WhiteElo "?"] [BlackElo "2425"] [PlyCount "21"] 1. b3 d5 2. Bb2 Nf6 3. e3 c5 4. Nf3 e6 5. Bb5+ Bd7 6. Bxd7+ Nbxd7 7. O-O Be7 8. d3 O-O 9. c4 Rc8 10. Nc3 Qc7 11. Qe2 1/2-1/2