メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.087718246764 34.6716358682569, 134.087321346388 34.6717001399749, 134.087069010862 34.6707030105396, 134.08684780159 34.6697544008301, 134.08834559189 34.6695419242967, 134.088463542941 34.6701195690351, 134.088533774426 34.6704868042961, 134.088539885301 34.6705394994858, 134.088542806552 34.6705517139488, 134.088599237472 34.6707876825198, 134.088771208205 34.6714548820939, 134.087718246764 34.6716358682569)) ^^http://www.opengis.net/ont/geosparql#wktLiteral