メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.336350166562 36.7645378176278, 137.335992398764 36.7646477377637, 137.335888910018 36.7645924039906, 137.335765737131 36.7644356413715, 137.336154230088 36.7642300651313, 137.336215591548 36.7642792617343, 137.336582748636 36.7640877263692, 137.336747806023 36.7642754086186, 137.33664454258 36.7643279376456, 137.336763579651 36.7644848458733, 137.336633430943 36.7645035492156, 137.336350166562 36.7645378176278)) ^^http://www.opengis.net/ont/geosparql#wktLiteral