メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.695491443589 35.2408557251839, 136.694644523602 35.2409358858569, 136.694087507778 35.2371095087104, 136.695508601816 35.2369292586634, 136.696851331845 35.2367921407417, 136.696922791499 35.2373216496077, 136.696999027726 35.237811669392, 136.697118717183 35.2386417909472, 136.697218687246 35.2392668325536, 136.696719869137 35.2396428669395, 136.696058565117 35.239719108068, 136.695561428438 35.2399137302383, 136.695491443589 35.2408557251839)) ^^http://www.opengis.net/ont/geosparql#wktLiteral