メタデータ名 G20492965391
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.9687500 37.7958334, 140.9750000 37.7958334, 140.9750000 37.8000000, 140.9687500 37.8000000, 140.9687500 37.7958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral