メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.740620374741 35.337862981156, 136.741003730034 35.3382875936437, 136.741321859852 35.3386878906654, 136.74053868827 35.3386967590777, 136.739407544265 35.3389120127322, 136.739286918093 35.3387328447258, 136.739077777369 35.3383066601326, 136.739050486868 35.3381513433242, 136.738998269759 35.3379805155234, 136.738922120755 35.3377024144111, 136.740242151843 35.3374685287464, 136.740620374741 35.337862981156)) ^^http://www.opengis.net/ont/geosparql#wktLiteral