メタデータ名 G20493156843
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.6687500 40.7916667, 140.6750000 40.7916667, 140.6750000 40.7958334, 140.6687500 40.7958334, 140.6687500 40.7916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral