メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.232949962206 35.4575718889042, 136.229824617693 35.4567845791765, 136.22995933399 35.4564194554323, 136.227268649668 35.45567971173, 136.22749884668 35.4550653886694, 136.227851091177 35.4551633322333, 136.228189009362 35.4542012971693, 136.228819761325 35.454339461355, 136.228904021711 35.4540327791278, 136.22927911218 35.4541296198191, 136.229450830178 35.4536100909855, 136.230044567726 35.453724127806, 136.230375746314 35.4525639026889, 136.232512681125 35.4530088717728, 136.233944670414 35.4533266244811, 136.232763620636 35.4568821490789, 136.232997257142 35.4571672789968, 136.232949962206 35.4575718889042)) ^^http://www.opengis.net/ont/geosparql#wktLiteral