メタデータ名 C04201-19880301
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.5875000 42.8375000, 141.5937500 42.8375000, 141.5937500 42.8416667, 141.5875000 42.8416667, 141.5875000 42.8375000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral