メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.074425266531 39.9308734960524, 140.074286052058 39.9308952761321, 140.073769180252 39.9308670264622, 140.073574831439 39.930903066307, 140.073494086448 39.9308983954903, 140.073424354011 39.9308730689425, 140.07311951912 39.9306721071995, 140.072831603496 39.9305199550129, 140.072623189075 39.9303693686925, 140.072409245162 39.930231174952, 140.072286281566 39.9301433136936, 140.072179080033 39.9300970170544, 140.071959838143 39.9299463584682, 140.071916448648 39.9299730126018, 140.071901627114 39.9299826353657, 140.071818186116 39.9268619596217, 140.071868122927 39.9261567983615, 140.072373224703 39.9261800486439, 140.072618979823 39.9262215398616, 140.072799169935 39.9263324098606, 140.073146906362 39.9265241488756, 140.073198172233 39.9265743411434, 140.073820657728 39.9265285540221, 140.074012828917 39.9279058770717, 140.074425266531 39.9308734960524)) ^^http://www.opengis.net/ont/geosparql#wktLiteral