メタデータ名 G20493171232
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.1687500 34.9791667, 136.1750000 34.9791667, 136.1750000 34.9833333, 136.1687500 34.9833333, 136.1687500 34.9791667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral