メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.761217770343 35.4041784287691, 136.761210280207 35.4042745984306, 136.761201148106 35.4043463973669, 136.761092181173 35.4043962443047, 136.760939364122 35.4044431282805, 136.7603358993 35.4046514623948, 136.760170758183 35.4043594414934, 136.760086460532 35.4042062064791, 136.760283301774 35.4041193310189, 136.760199674199 35.404012787192, 136.760308749386 35.4039413226737, 136.760359264267 35.4040133195928, 136.76159142424 35.4038120764686, 136.761548265601 35.4041960073778, 136.761217770343 35.4041784287691)) ^^http://www.opengis.net/ont/geosparql#wktLiteral