メタデータ名 G20493216582
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.5000000 37.4458334, 140.5062500 37.4458334, 140.5062500 37.4500000, 140.5000000 37.4500000, 140.5000000 37.4458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral