メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.741205202315 35.4208795860772, 136.740423510565 35.4203098032079, 136.740007022876 35.4202269622069, 136.742023726575 35.4186742513139, 136.742077061353 35.4187399649365, 136.742143714739 35.4189483280272, 136.742025737063 35.4189637227868, 136.742029583409 35.4190177130299, 136.742297675867 35.4190346771809, 136.742794439425 35.4198952707241, 136.742881934684 35.4199104370444, 136.744504909631 35.4201457617478, 136.744487128298 35.4203884753374, 136.744477309734 35.4206300197021, 136.74447613856 35.4206485363877, 136.743081505882 35.420413870026, 136.742938643146 35.4201537628856, 136.741205202315 35.4208795860772)) ^^http://www.opengis.net/ont/geosparql#wktLiteral