メタデータ名
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.1500000 35.0833333, 135.1562500 35.0833333, 135.1562500 35.0875000, 135.1500000 35.0875000, 135.1500000 35.0833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral