メタデータ名 C21426-19700401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((133.4562500 33.4708334, 133.4625000 33.4708334, 133.4625000 33.4750000, 133.4562500 33.4750000, 133.4562500 33.4708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral