メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.990944915095 34.9014107943845, 136.990454438938 34.9015805212892, 136.990268359231 34.9016441998707, 136.989731103418 34.9018118133371, 136.989316877445 34.9008798624715, 136.989223747742 34.9006687229587, 136.989008067891 34.9001794219794, 136.989459156333 34.9000014744548, 136.99022741764 34.8997113715288, 136.990416702024 34.8996508666323, 136.990739467796 34.8995864000765, 136.991576153074 34.8993248409464, 136.991643641978 34.8994560059627, 136.992131772356 34.900365306149, 136.990711926381 34.9009539400624, 136.990824710432 34.9011854612355, 136.990944915095 34.9014107943845)) ^^http://www.opengis.net/ont/geosparql#wktLiteral