メタデータ名
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.4312500 34.7833333, 135.4375000 34.7833333, 135.4375000 34.7875000, 135.4312500 34.7875000, 135.4312500 34.7833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral