メタデータ名 G20392725541
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.3062500 38.9250000, 141.3125000 38.9250000, 141.3125000 38.9291667, 141.3062500 38.9291667, 141.3062500 38.9250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral