メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.384257432103 34.765698624991, 137.384258564223 34.7656987636268, 137.385002863233 34.765758303799, 137.385011656756 34.7657589932766, 137.385017059504 34.7666428376155, 137.38501721975 34.7666712901504, 137.385017955466 34.7667232634965, 137.384232424796 34.7667538029145, 137.383248856758 34.766783561024, 137.383217594852 34.7667006523247, 137.383225805424 34.7665518964482, 137.383341138438 34.7665392991621, 137.383316647657 34.7660264941015, 137.383262026282 34.7660265898132, 137.383261584074 34.7658575661594, 137.383165967397 34.7658464653303, 137.383192659138 34.7656097843607, 137.384257432103 34.765698624991)) ^^http://www.opengis.net/ont/geosparql#wktLiteral