メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((144.45829559555 43.0384291349198, 144.457550077808 43.0386104169804, 144.457523657757 43.0382054917878, 144.457489492774 43.0378305347223, 144.457411417131 43.0374714764407, 144.457301654279 43.0370522663825, 144.45714034281 43.0366818735872, 144.45696744956 43.0363841411031, 144.457186503955 43.0363118363123, 144.457473873935 43.0362410955266, 144.457684731097 43.0365814858899, 144.457800753461 43.0367690578842, 144.457812333888 43.0369688446524, 144.457831790086 43.03730259254, 144.45784081287 43.0373937025027, 144.458008416057 43.0377682630388, 144.458169862408 43.038147442229, 144.45829559555 43.0384291349198)) ^^http://www.opengis.net/ont/geosparql#wktLiteral