メタデータ名 G20483001461
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.2687500 38.2500000, 140.2750000 38.2500000, 140.2750000 38.2541667, 140.2687500 38.2541667, 140.2687500 38.2500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral