メタデータ名 G20644322914
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.6250000 37.3958334, 140.6312500 37.3958334, 140.6312500 37.4000000, 140.6250000 37.4000000, 140.6250000 37.3958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral