メタデータ名 G20553906144
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.6000000 38.9250000, 141.6062500 38.9250000, 141.6062500 38.9291667, 141.6000000 38.9291667, 141.6000000 38.9250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral