メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.900662911836 37.0517283737257, 140.900638680672 37.0519169027589, 140.900587133193 37.0523433370673, 140.898796660286 37.0525218216281, 140.898856417569 37.0520725761104, 140.898938484023 37.0515543508833, 140.898315835536 37.0514836979839, 140.897651627552 37.0514117220218, 140.89769001761 37.0512050447219, 140.89795858762 37.0497605556857, 140.898780420269 37.0498504736314, 140.89921416465 37.0498980423352, 140.900872088783 37.050079557585, 140.900838294666 37.0503500447361, 140.900815389089 37.0505330004277, 140.900767371327 37.0509104077825, 140.900719748361 37.0512845730874, 140.900697835545 37.0514567501259, 140.900662911836 37.0517283737257)) ^^http://www.opengis.net/ont/geosparql#wktLiteral