メタデータ名 G20493046471
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.7875000 35.7458334, 139.7937500 35.7458334, 139.7937500 35.7500000, 139.7875000 35.7500000, 139.7875000 35.7458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral