メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.548497943527 34.1065191490755, 134.548935660388 34.1065154061748, 134.548990430172 34.1066172764521, 134.548961351071 34.1068681232229, 134.54851262412 34.1068719603261, 134.548502747538 34.1069773441161, 134.547780998429 34.1069714678337, 134.547438203048 34.1069686892355, 134.547429815686 34.1062880312549, 134.547659981947 34.1063038147347, 134.547660475813 34.1063438855743, 134.547776963691 34.1063488784347, 134.548492075204 34.1063797443056, 134.548497943527 34.1065191490755)) ^^http://www.opengis.net/ont/geosparql#wktLiteral