メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.696900090617 35.3336317048388, 136.697384303986 35.3350400227854, 136.696818874934 35.3351816244826, 136.696447791418 35.3351958134312, 136.695291576621 35.3352071479859, 136.695286231275 35.3346979648445, 136.695199045496 35.3344305783537, 136.695067997725 35.3340207654787, 136.69473176736 35.333070565829, 136.69476895036 35.3330605701434, 136.696001905622 35.332784250538, 136.696585927743 35.3326591278026, 136.696900090617 35.3336317048388)) ^^http://www.opengis.net/ont/geosparql#wktLiteral