メタデータ名 C10207-19770901
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.9562500 39.9000000, 139.9625000 39.9000000, 139.9625000 39.9041667, 139.9562500 39.9041667, 139.9562500 39.9000000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral