メタデータ名 G20503121664
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.5062500 31.5541667, 130.5125000 31.5541667, 130.5125000 31.5583333, 130.5062500 31.5583333, 130.5062500 31.5541667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral