メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.625931628246 36.52235023519, 136.625944390765 36.5227863644391, 136.62595617886 36.5229606416003, 136.625973932671 36.5235829872047, 136.625980864296 36.5242748453439, 136.625982225083 36.5244810406605, 136.62581582664 36.5244862008606, 136.625450430242 36.524449132847, 136.624662051257 36.5245010076902, 136.624588957154 36.5245058150238, 136.623862300709 36.5245700047393, 136.623556521174 36.5245970241813, 136.623532015802 36.5245642796817, 136.623571607998 36.5236399342259, 136.623597845931 36.5234743497301, 136.623586811134 36.5231422577438, 136.623539433716 36.5223737849084, 136.623544090144 36.5221624429229, 136.62342627205 36.5214501906185, 136.624320069953 36.5214195375084, 136.624849054207 36.5214135927081, 136.625139202815 36.5214062142301, 136.625385027087 36.5214063740408, 136.625914965944 36.5214010650967, 136.625919753282 36.5217168652825, 136.625925799949 36.5219332539544, 136.625931628246 36.52235023519)) ^^http://www.opengis.net/ont/geosparql#wktLiteral