メタデータ名 G20523506931
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.5125000 39.9500000, 141.5187500 39.9500000, 141.5187500 39.9541667, 141.5125000 39.9541667, 141.5125000 39.9500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral