メタデータ名 G20574076504
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.5500000 42.9083333, 141.5562500 42.9083333, 141.5562500 42.9125000, 141.5500000 42.9125000, 141.5500000 42.9083333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral