メタデータ名 G20523433981
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.7437500 35.1791667, 136.7500000 35.1791667, 136.7500000 35.1833333, 136.7437500 35.1833333, 136.7437500 35.1791667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral