メタデータ名 G20503065581
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.9187500 43.8541667, 143.9250000 43.8541667, 143.9250000 43.8583333, 143.9187500 43.8583333, 143.9187500 43.8541667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral