メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.023333250821 35.3274759579066, 136.021765704699 35.3277869170787, 136.021151624875 35.3258561401469, 136.022567163828 35.3255684065773, 136.022648373079 35.3258457615245, 136.022840907341 35.3259424241631, 136.022976673563 35.3263292921583, 136.023009699415 35.3264463076198, 136.023023300956 35.3265296283827, 136.023163132325 35.3269722672216, 136.023333250821 35.3274759579066)) ^^http://www.opengis.net/ont/geosparql#wktLiteral