メタデータ名 G20523436503
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.7562500 43.9541667, 141.7625000 43.9541667, 141.7625000 43.9583333, 141.7562500 43.9583333, 141.7562500 43.9541667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral