メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.195744415001 35.5197502902259, 134.195696258225 35.519752741512, 134.195544114951 35.5169367110351, 134.202223800748 35.5166544664514, 134.202395282631 35.5194401003023, 134.200015881478 35.5195343695155, 134.197795022884 35.5196458806507, 134.195744415001 35.5197502902259)) ^^http://www.opengis.net/ont/geosparql#wktLiteral