メタデータ名 C46202-20041012
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.4937500 42.6250000, 141.5000000 42.6250000, 141.5000000 42.6291667, 141.4937500 42.6291667, 141.4937500 42.6250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral