メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.585420665912 35.3725239956173, 136.585742443472 35.3725559744469, 136.585874764607 35.372572388836, 136.585861075881 35.373669927478, 136.585825609126 35.3755008808959, 136.585383730591 35.375490430826, 136.585432858113 35.3736620107835, 136.585369719045 35.3736608596324, 136.584973568951 35.3736590115842, 136.584975554709 35.3735085990533, 136.585029604125 35.3734347769684, 136.585046177223 35.3724695772013, 136.585420665912 35.3725239956173)) ^^http://www.opengis.net/ont/geosparql#wktLiteral