メタデータ名 G20574152691
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.3437500 38.4500000, 141.3500000 38.4500000, 141.3500000 38.4541667, 141.3437500 38.4541667, 141.3437500 38.4500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral