メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.727199414591 35.1281603272235, 136.725992132526 35.128420624681, 136.725382115875 35.1285521166187, 136.725106149844 35.1276866145694, 136.725080327226 35.1276041903161, 136.724537376265 35.1259038411623, 136.725015561603 35.1257370710988, 136.726239037643 35.1254395075522, 136.726304373558 35.1254281977922, 136.726923683696 35.1273744035122, 136.727199414591 35.1281603272235)) ^^http://www.opengis.net/ont/geosparql#wktLiteral