メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.730151421382 35.229243309959, 136.730257615074 35.2302350272139, 136.730350131411 35.2309114614902, 136.729894420008 35.2309200597495, 136.729628136408 35.2308715776359, 136.729484754944 35.2308082472197, 136.729334900143 35.2307275691101, 136.72928021197 35.2306823013087, 136.729194039303 35.2305542393093, 136.729136734402 35.2304285342953, 136.729076459148 35.230264645718, 136.729279420828 35.2297556805726, 136.729333287983 35.22964938484, 136.729488705179 35.2296366248786, 136.72960485462 35.2295837225205, 136.729586210983 35.2293868110499, 136.730151421382 35.229243309959)) ^^http://www.opengis.net/ont/geosparql#wktLiteral