メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.578751990612 34.6196609597524, 135.578761536603 34.6198796109068, 135.578770633559 34.6207114350873, 135.577530952225 34.6207272957087, 135.576902722706 34.6207263879827, 135.576197369533 34.6207378874291, 135.575466239848 34.6207753524991, 135.575521642577 34.6207535705764, 135.575523353701 34.6204167742197, 135.574925105026 34.6204179330834, 135.574899358404 34.6200445584638, 135.574872232625 34.6198086599728, 135.575256378989 34.6195402452909, 135.575536538589 34.6195074125548, 135.576172373922 34.6194348239963, 135.576388013769 34.619407399835, 135.576888246901 34.6193458863967, 135.577073452009 34.619322299706, 135.577487666144 34.6192720379067, 135.577763786112 34.6192290440044, 135.578756817691 34.6191097825845, 135.578754921271 34.6191733051519, 135.57876049017 34.6193105237629, 135.578751990612 34.6196609597524)) ^^http://www.opengis.net/ont/geosparql#wktLiteral