メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.131772964464 34.6623086014602, 135.13217917724 34.6625718758711, 135.132411308628 34.6623179365565, 135.132625370909 34.662454008349, 135.132609158122 34.6624698907799, 135.13239328315 34.6627124551971, 135.132371613236 34.6627283734116, 135.132190846932 34.6629346476753, 135.131559749886 34.6625443859195, 135.131164643536 34.6623013200269, 135.13118089984 34.6622899449259, 135.131302767883 34.662198997666, 135.131397253413 34.6620969611661, 135.131410738962 34.6620810967605, 135.131772964464 34.6623086014602)) ^^http://www.opengis.net/ont/geosparql#wktLiteral