メタデータ名 G20574042592
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.2375000 39.6083333, 141.2437500 39.6083333, 141.2437500 39.6125000, 141.2375000 39.6125000, 141.2375000 39.6083333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral