メタデータ名 G20523547283
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.4250000 38.0000000, 140.4312500 38.0000000, 140.4312500 38.0041667, 140.4250000 38.0041667, 140.4250000 38.0000000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral