メタデータ名 S272270750
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.1062500 42.4833333, 141.1125000 42.4833333, 141.1125000 42.4875000, 141.1062500 42.4875000, 141.1062500 42.4833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral