メタデータ名 G20523760781
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.9750000 35.1958334, 137.9812500 35.1958334, 137.9812500 35.2000000, 137.9750000 35.2000000, 137.9750000 35.1958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral