メタデータ名 C10305-19700401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.6687500 40.2125000, 140.6750000 40.2125000, 140.6750000 40.2166667, 140.6687500 40.2166667, 140.6687500 40.2125000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral