メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.487400400995 34.7138888011333, 136.489121548451 34.7131518808731, 136.489620675 34.7140606348319, 136.490113802433 34.7149261673893, 136.489701894583 34.715105716339, 136.489564157492 34.7151641593957, 136.489553140754 34.7151687108573, 136.489111943605 34.7153933086934, 136.48902704036 34.715444496452, 136.488950313979 34.7154790312438, 136.488827498265 34.7155224829978, 136.488229261093 34.7158092594333, 136.487960312097 34.7159490748825, 136.487021877235 34.7163714387819, 136.486049466063 34.7146709910333, 136.485964174773 34.7145318852587, 136.485939460943 34.7144915593755, 136.487400400995 34.7138888011333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral