メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.839289349839 43.0769387557567, 142.840142768438 43.0771363392134, 142.840241806796 43.0771592479079, 142.840143352537 43.0773822107132, 142.840108185337 43.0774617248703, 142.839512277302 43.0788105682946, 142.839476843691 43.0788025230867, 142.83900578731 43.078695237894, 142.838590619025 43.0785978605236, 142.837968465612 43.0784517529242, 142.838413682651 43.0774285483002, 142.838435883758 43.0773775143907, 142.838529056547 43.0771633015678, 142.83858322355 43.0770388892631, 142.838687423315 43.0767992997092, 142.839289349839 43.0769387557567)) ^^http://www.opengis.net/ont/geosparql#wktLiteral