メタデータ名 C42423-19890228
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.1437500 35.2875000, 139.1500000 35.2875000, 139.1500000 35.2916667, 139.1437500 35.2916667, 139.1437500 35.2875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral