メタデータ名 G20624022003
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.3000000 43.9250000, 142.3062500 43.9250000, 142.3062500 43.9291667, 142.3000000 43.9291667, 142.3000000 43.9250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral