メタデータ名 G20473032663
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.2687500 35.3708334, 136.2750000 35.3708334, 136.2750000 35.3750000, 136.2687500 35.3750000, 136.2687500 35.3708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral