メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.852372509548 35.2415216021737, 136.853024061016 35.2415162563383, 136.853026092482 35.242584377059, 136.853170848932 35.2425927825636, 136.853135389802 35.2430246682098, 136.853134830344 35.243030723412, 136.853018341063 35.2442825527962, 136.852336104861 35.2442807758772, 136.850063035657 35.244236094578, 136.8500684724 35.2440354720608, 136.850076094427 35.2425366652948, 136.850076217735 35.2417202443778, 136.852372509548 35.2415216021737)) ^^http://www.opengis.net/ont/geosparql#wktLiteral