[Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "?"] [Black "?"] [Result "*"] [Author "de Zwart, Aart Petrus"] [Publication "De Problemist"] [PubicationDate "1976.04.??"] [GameType "20"] [Setup "1"] [FEN "W:W17,21,22,33,34:B7,8,19,26."] [PlyCount "3"] 1. 17-11 26x30 2. 11x35 $18 1-0 |