メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.514282041493 34.6797284703246, 135.514302648653 34.6801063402595, 135.512872043083 34.6801837448876, 135.511939169193 34.6802322766316, 135.511974695574 34.6798433636962, 135.512006477182 34.6794750008477, 135.512825144288 34.6794331962163, 135.513158927283 34.6794253715192, 135.513162395174 34.6794521492449, 135.513337214118 34.6794448176494, 135.514094960369 34.679403746829, 135.51409760874 34.6793514988626, 135.514253560625 34.6793412727078, 135.514255772447 34.6793786110838, 135.514256743488 34.6793949538487, 135.514282041493 34.6797284703246)) ^^http://www.opengis.net/ont/geosparql#wktLiteral