メタデータ名 G20503561432
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.3687500 42.6875000, 143.3750000 42.6875000, 143.3750000 42.6916667, 143.3687500 42.6916667, 143.3687500 42.6875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral