メタデータ名 G20523855503
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.4187500 38.6458334, 141.4250000 38.6458334, 141.4250000 38.6500000, 141.4187500 38.6500000, 141.4187500 38.6458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral