メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.905755397769 35.0988384068505, 136.906071496683 35.0989014884156, 136.905847937256 35.0996408358387, 136.905745115907 35.1000225365413, 136.905627057452 35.1003986402636, 136.905558854347 35.1005711787909, 136.90499244108 35.1004691700146, 136.904630794105 35.1003985213151, 136.904675200121 35.100211916731, 136.904776202731 35.1001868529887, 136.904710674447 35.1000719161506, 136.904888891413 35.0994409998691, 136.905201756073 35.0985715595438, 136.905293787672 35.0985911259561, 136.905255356912 35.0987318956988, 136.905755397769 35.0988384068505)) ^^http://www.opengis.net/ont/geosparql#wktLiteral