メタデータ名 G20492946723
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.9312500 35.7416667, 137.9375000 35.7416667, 137.9375000 35.7458334, 137.9312500 35.7458334, 137.9312500 35.7416667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral