メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.407363459818 34.71833786889, 135.407408841523 34.7184371944012, 135.406809450981 34.7185982671177, 135.406344670806 34.7187478695637, 135.405841458185 34.7189002026209, 135.405776493626 34.7187440021499, 135.405764927743 34.7187201580192, 135.405623475655 34.7183406700158, 135.40555488008 34.7181275943375, 135.405775319435 34.7181180470962, 135.40615006576 34.7181033366048, 135.406409289437 34.718105277515, 135.406833153569 34.7181425304715, 135.407315435142 34.7182187062136, 135.407363459818 34.71833786889)) ^^http://www.opengis.net/ont/geosparql#wktLiteral