メタデータ名 C04502-19770501
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.9625000 35.2875000, 136.9687500 35.2875000, 136.9687500 35.2916667, 136.9625000 35.2916667, 136.9625000 35.2875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral