メタデータ名
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.6875000 33.9000000, 134.6937500 33.9000000, 134.6937500 33.9041667, 134.6875000 33.9041667, 134.6875000 33.9000000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral