メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.166138421431 35.0490555662308, 137.166264203679 35.049491378396, 137.166297167202 35.0496166714423, 137.165685111013 35.0497272219514, 137.165084980879 35.0498374885481, 137.164505598196 35.0499641626853, 137.16436669476 35.0495349670898, 137.163714388894 35.0496371958197, 137.163598530184 35.0492168054597, 137.163438674496 35.0485611134687, 137.164699474917 35.0483548218659, 137.165554513075 35.0481863229746, 137.165873094735 35.04813365482, 137.166006732726 35.0485996111204, 137.166138421431 35.0490555662308)) ^^http://www.opengis.net/ont/geosparql#wktLiteral