メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.221542154033 34.714777002115, 135.221413689648 34.7150145769376, 135.221384224182 34.7150666267824, 135.22131196107 34.7152001216892, 135.221191682757 34.7154376365537, 135.220503499301 34.7151451639531, 135.220432181674 34.7151118780376, 135.220539249778 34.7149150266772, 135.220649022397 34.7147159018088, 135.220791157904 34.7144804818818, 135.221542154033 34.714777002115)) ^^http://www.opengis.net/ont/geosparql#wktLiteral