メタデータ名 G20523854983
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.4750000 35.5458334, 137.4812500 35.5458334, 137.4812500 35.5500000, 137.4750000 35.5500000, 137.4750000 35.5458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral