メタデータ名 C39204-19930719
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.5500000 34.8166667, 136.5562500 34.8166667, 136.5562500 34.8208334, 136.5500000 34.8208334, 136.5500000 34.8166667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral