メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.261596427774 35.273483657065, 136.26162027082 35.2735145205738, 136.262443658995 35.2745508159616, 136.261948651299 35.2748085753922, 136.261585120564 35.2743574692014, 136.261251536236 35.2739446060074, 136.261097094795 35.2737434636857, 136.260962611607 35.2735467849972, 136.26074537276 35.2732833145187, 136.261065807499 35.2731365698021, 136.261261275395 35.2730558670975, 136.261596427774 35.273483657065)) ^^http://www.opengis.net/ont/geosparql#wktLiteral