メタデータ名 G20553876093
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.8875000 44.2125000, 141.8937500 44.2125000, 141.8937500 44.2166667, 141.8875000 44.2166667, 141.8875000 44.2125000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral