メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.842400430869 34.8753981432276, 136.842909671738 34.8760066616103, 136.842981173007 34.8760794022412, 136.842792010051 34.8763434398523, 136.842386314706 34.8768051624815, 136.842167879053 34.8770962359662, 136.842006920113 34.877435078577, 136.841537739098 34.8771698885588, 136.84107270229 34.876916752366, 136.840762394188 34.8770006384766, 136.840710014736 34.8769117498244, 136.840687161017 34.8768828803039, 136.840647924321 34.8768476264258, 136.840606451751 34.8768213125268, 136.840559481214 34.8768023078203, 136.840513565712 34.8767976748777, 136.840502474969 34.8765968388354, 136.840022988274 34.8760152287945, 136.840407406213 34.8757897629247, 136.840785661791 34.8755661809489, 136.84115567272 34.8753525055931, 136.841961449958 34.8748917314301, 136.842400430869 34.8753981432276)) ^^http://www.opengis.net/ont/geosparql#wktLiteral