メタデータ名 G20523520981
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.6687500 34.5875000, 135.6750000 34.5875000, 135.6750000 34.5916667, 135.6687500 34.5916667, 135.6687500 34.5875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral