メタデータ名 G20503325881
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.9187500 34.7416667, 137.9250000 34.7416667, 137.9250000 34.7458334, 137.9187500 34.7458334, 137.9187500 34.7416667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral