メタデータ名 G20523624614
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.4687500 35.4916667, 135.4750000 35.4916667, 135.4750000 35.4958334, 135.4687500 35.4958334, 135.4687500 35.4916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral