メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.353081763927 43.0951524492735, 141.353101210764 43.0951548521149, 141.353630017299 43.0952249608419, 141.35334576773 43.096368233069, 141.352817734672 43.096297145314, 141.352801353202 43.0962951886713, 141.351774931656 43.0961734922726, 141.35190100048 43.0956573600879, 141.35205534367 43.0950253377919, 141.353081763927 43.0951524492735)) ^^http://www.opengis.net/ont/geosparql#wktLiteral