メタデータ名 C11206-19770501
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.3500000 40.2250000, 140.3562500 40.2250000, 140.3562500 40.2291667, 140.3500000 40.2291667, 140.3500000 40.2250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral