メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.920516431225 35.1592113653255, 136.9203988994 35.1592182022791, 136.92033953789 35.1592216550838, 136.920335216699 35.1592219057285, 136.920318358909 35.1592029265099, 136.91900036206 35.157719531609, 136.923086162038 35.1563119126534, 136.923127043846 35.1566931990632, 136.923165504755 35.1570520161768, 136.923197752173 35.1573527211734, 136.923205552341 35.157425484681, 136.923267833211 35.1578847746466, 136.923318368042 35.158257419231, 136.923218535777 35.1582977075981, 136.92327111884 35.1586880332839, 136.923090840347 35.1588313975559, 136.922905869748 35.1590022866079, 136.922725324158 35.1591045204314, 136.922158010677 35.1591527151916, 136.922122201572 35.1590756688913, 136.921996477727 35.1590703387654, 136.921792128104 35.1590834387667, 136.921711113377 35.1591105251792, 136.921521283508 35.1592065438566, 136.92116880306 35.1592082358846, 136.921245134802 35.1593527822447, 136.920927727311 35.1594030496783, 136.920648093102 35.1594473316008, 136.920527138059 35.1592113154068, 136.920516431225 35.1592113653255)) ^^http://www.opengis.net/ont/geosparql#wktLiteral