メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.50434780469 40.6014665766122, 140.502976758927 40.6013442940988, 140.501484133621 40.601215310833, 140.500480253146 40.6011077086729, 140.50049472685 40.6010882612023, 140.501113146887 40.6001063351901, 140.501405889991 40.5995819364966, 140.501661851505 40.5991633257595, 140.502610128887 40.597616783682, 140.503273612313 40.5965906477367, 140.503898882014 40.5970863077151, 140.504071883542 40.5972832526398, 140.50441801026 40.597647727758, 140.504715352182 40.5981077547772, 140.504996192392 40.5986487895022, 140.505115964732 40.5991893631246, 140.50515608102 40.5995505000732, 140.50516083544 40.5998942962671, 140.505113916229 40.6002625010373, 140.504915942842 40.6015144999577, 140.50434780469 40.6014665766122)) ^^http://www.opengis.net/ont/geosparql#wktLiteral