メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.512646995983 34.7418501515987, 136.513383921322 34.7418635244137, 136.513369650113 34.7421759927736, 136.513361236127 34.7425042126713, 136.512779503955 34.7426159657259, 136.512767585692 34.7428472935134, 136.512080206869 34.7428321584443, 136.512096636139 34.7422537541055, 136.512103599997 34.7421451281758, 136.512105507184 34.7418397543821, 136.512646995983 34.7418501515987)) ^^http://www.opengis.net/ont/geosparql#wktLiteral