メタデータ名 G20574171851
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.2250000 34.9541667, 137.2312500 34.9541667, 137.2312500 34.9583333, 137.2250000 34.9583333, 137.2250000 34.9541667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral