メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.76138768389 35.3258841746299, 136.761387426636 35.3259014287834, 136.761378519593 35.3265010866523, 136.760396458429 35.3265028106014, 136.760334155337 35.3267969188313, 136.760032004232 35.3267576669412, 136.759875942742 35.326717212682, 136.759625757761 35.3266390466426, 136.759657720975 35.3263381462525, 136.759672026114 35.3248906295342, 136.759871383202 35.3248037560218, 136.760549647886 35.3245643177022, 136.760545148931 35.3247605129846, 136.761349695919 35.3247781288445, 136.76138768389 35.3258841746299)) ^^http://www.opengis.net/ont/geosparql#wktLiteral