メタデータ名 G20574005333
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.2500000 42.7708334, 141.2562500 42.7708334, 141.2562500 42.7750000, 141.2500000 42.7750000, 141.2500000 42.7708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral