メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.502316763853 34.6669539946821, 135.503133146541 34.66693872412, 135.503152977069 34.6676591625467, 135.503156061281 34.6677352395059, 135.503162544479 34.6679706432014, 135.50316247483 34.6679823345253, 135.503156563124 34.6681804998513, 135.502250633805 34.6681573734314, 135.501292408652 34.6681483940597, 135.50033976074 34.6681333727819, 135.500336350596 34.6678419201114, 135.500348275947 34.6674379829305, 135.500361802923 34.6669799620908, 135.501358622768 34.666961637804, 135.502062016624 34.6669532379222, 135.502316763853 34.6669539946821)) ^^http://www.opengis.net/ont/geosparql#wktLiteral