メタデータ名 C26421-19700401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.7562500 43.6958334, 143.7625000 43.6958334, 143.7625000 43.7000000, 143.7562500 43.7000000, 143.7562500 43.6958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral