メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.90846472119 35.2923908966497, 136.908637086097 35.292613878126, 136.909000826974 35.2932741830704, 136.909388674893 35.2940735557306, 136.909147095469 35.2940331776475, 136.908787032206 35.2940166301333, 136.908645336082 35.2940136495022, 136.907280281606 35.2943190278199, 136.906630869966 35.2944527679589, 136.906202416325 35.293118356491, 136.906093206588 35.2927628290284, 136.906006609146 35.2925477068558, 136.90627225071 35.2925095491913, 136.906610871578 35.2924135192835, 136.908056837587 35.2919997980133, 136.90846472119 35.2923908966497)) ^^http://www.opengis.net/ont/geosparql#wktLiteral