メタデータ名 G20503075083
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.7812500 41.8541667, 140.7875000 41.8541667, 140.7875000 41.8583333, 140.7812500 41.8583333, 140.7812500 41.8541667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral