メタデータ名 G20523305451
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.9000000 35.5416667, 136.9062500 35.5416667, 136.9062500 35.5458334, 136.9000000 35.5458334, 136.9000000 35.5416667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral