メタデータ名 G20463072154
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.2062500 45.2500000, 141.2125000 45.2500000, 141.2125000 45.2541667, 141.2062500 45.2541667, 141.2062500 45.2500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral