メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.856430775813 35.2465402848196, 136.856671449809 35.246537312882, 136.856660117201 35.2469946838129, 136.856637413434 35.2481341456798, 136.857000407462 35.248135079223, 136.857001982195 35.2492681962365, 136.856378978978 35.2492671564054, 136.85637895191 35.2492684940415, 136.855694027227 35.2492686288675, 136.855692411372 35.2491126377903, 136.854776692807 35.2491010443403, 136.854780939044 35.2492701415858, 136.854372349632 35.2492599985048, 136.85409623721 35.2492623111273, 136.854118282406 35.2483151040669, 136.854135605147 35.2469984445741, 136.854146826219 35.2466300188874, 136.855513990859 35.2465791900731, 136.856430775813 35.2465402848196)) ^^http://www.opengis.net/ont/geosparql#wktLiteral