メタデータ名 S212180270
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.2250000 35.7250000, 139.2312500 35.7250000, 139.2312500 35.7291667, 139.2250000 35.7291667, 139.2250000 35.7250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral