メタデータ名 G20594137972
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.9437500 35.7416667, 136.9500000 35.7416667, 136.9500000 35.7458334, 136.9437500 35.7458334, 136.9437500 35.7416667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral