メタデータ名 C21407-19870401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((132.6437500 34.7708334, 132.6500000 34.7708334, 132.6500000 34.7750000, 132.6437500 34.7750000, 132.6437500 34.7708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral