メタデータ名 G20523647753
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.1562500 42.6333333, 142.1625000 42.6333333, 142.1625000 42.6375000, 142.1562500 42.6375000, 142.1562500 42.6333333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral