メタデータ名 G20492966981
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.7250000 36.7416667, 136.7312500 36.7416667, 136.7312500 36.7458334, 136.7250000 36.7458334, 136.7250000 36.7416667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral