メタデータ名 G20463100601
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.0500000 42.3708334, 141.0562500 42.3708334, 141.0562500 42.3750000, 141.0500000 42.3750000, 141.0500000 42.3708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral