メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.156753232936 35.1002591918032, 137.156762238168 35.1004713906564, 137.156798721848 35.1005966846925, 137.156820174633 35.1006707780356, 137.15684807668 35.1007678983525, 137.156868452505 35.1008641055172, 137.15685985315 35.1009328415848, 137.156827637778 35.101010448102, 137.156795429599 35.1010686883377, 137.156707384665 35.101144599909, 137.156454018939 35.1012698582293, 137.156232881374 35.1012486338326, 137.155988126679 35.1012292361414, 137.155807774335 35.101225693757, 137.155698272929 35.1012627242287, 137.155558708726 35.1013315158664, 137.155436320063 35.1013773464002, 137.155380532129 35.1011885249613, 137.155371983654 35.1009397744854, 137.155393354731 35.1008563219511, 137.155393375031 35.1007323700399, 137.155434578446 35.1002816409789, 137.155427996535 35.1000192271526, 137.155573883268 35.1000233308569, 137.155880459614 35.1000578768647, 137.15613512593 35.1000863607328, 137.156753232936 35.1002591918032)) ^^http://www.opengis.net/ont/geosparql#wktLiteral