メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.098192510111 35.2257158971772, 137.098117952705 35.2258620530057, 137.098034074622 35.2260513030619, 137.097162899284 35.225774032107, 137.097252414133 35.2255800669959, 137.097373079699 35.2253472470879, 137.097715663926 35.2254663214354, 137.097737117085 35.2254257699201, 137.098247811843 35.2255936737642, 137.098192510111 35.2257158971772)) ^^http://www.opengis.net/ont/geosparql#wktLiteral