メタデータ名 statusInEmployment-5
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.8562500 40.8666667, 140.8625000 40.8666667, 140.8625000 40.8708334, 140.8562500 40.8708334, 140.8562500 40.8666667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral