メタデータ名 C10209-19700401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.6500000 43.9208334, 141.6562500 43.9208334, 141.6562500 43.9250000, 141.6500000 43.9250000, 141.6500000 43.9208334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral