メタデータ名 C115
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.3500000 37.3125000, 139.3562500 37.3125000, 139.3562500 37.3166667, 139.3500000 37.3166667, 139.3500000 37.3125000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral