メタデータ名 G20644107734
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.6687500 44.1666667, 141.6750000 44.1666667, 141.6750000 44.1708334, 141.6687500 44.1708334, 141.6687500 44.1666667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral