メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.126562778154 34.6473892211875, 135.126314390349 34.6476522706565, 135.12594977731 34.6480242548045, 135.125911642951 34.6480290104307, 135.125033249442 34.6474284721132, 135.125492512247 34.6469724872846, 135.124468543648 34.6464131277286, 135.124834307989 34.6460099191418, 135.125209650179 34.6461922846038, 135.125946232556 34.6465075218832, 135.125962679845 34.646516429737, 135.12697325101 34.6469651007025, 135.126816551578 34.6471193749466, 135.126783025584 34.6471550244495, 135.126562778154 34.6473892211875)) ^^http://www.opengis.net/ont/geosparql#wktLiteral