メタデータ名 G20644152013
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.0562500 38.6041667, 141.0625000 38.6041667, 141.0625000 38.6083333, 141.0562500 38.6083333, 141.0562500 38.6041667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral