メタデータ名 S46219053000
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.2500000 42.4916667, 141.2562500 42.4916667, 141.2562500 42.4958334, 141.2500000 42.4958334, 141.2500000 42.4916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral