メタデータ名 G20493005772
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.9250000 36.3500000, 137.9312500 36.3500000, 137.9312500 36.3541667, 137.9250000 36.3541667, 137.9250000 36.3500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral