メタデータ名 G20543711483
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.8500000 39.7791667, 141.8562500 39.7791667, 141.8562500 39.7833333, 141.8500000 39.7833333, 141.8500000 39.7791667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral