メタデータ名 statusInEmployment-1
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.4250000 37.8375000, 140.4312500 37.8375000, 140.4312500 37.8416667, 140.4250000 37.8416667, 140.4250000 37.8375000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral