メタデータ名 C10345-19810401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.4500000 34.6916667, 137.4562500 34.6916667, 137.4562500 34.6958334, 137.4500000 34.6958334, 137.4500000 34.6916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral