メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.768798851014 33.8595656655681, 130.769337726257 33.8596207733406, 130.76997458601 33.8596844414765, 130.769962584289 33.8597673312071, 130.769846027352 33.8605435724138, 130.769697784397 33.8614926129109, 130.76964423759 33.8618199119885, 130.769563690512 33.862407441835, 130.769569691478 33.8624993739212, 130.768921985287 33.8624894315476, 130.768350642005 33.8624751825043, 130.767806402689 33.8624530295195, 130.767973335087 33.8613143349318, 130.768117867105 33.8603709897727, 130.76819866695 33.8597640218531, 130.768237136635 33.8595031137104, 130.768798851014 33.8595656655681)) ^^http://www.opengis.net/ont/geosparql#wktLiteral