メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.371867963177 34.8100046855186, 135.371302466262 34.8098366877022, 135.371416157427 34.8094928877428, 135.371478141245 34.809431088832, 135.371527322519 34.8093970066834, 135.371591259235 34.8093819533612, 135.371658457816 34.8093887042005, 135.371833162494 34.809477357568, 135.372032855718 34.8095431207152, 135.371867963177 34.8100046855186)) ^^http://www.opengis.net/ont/geosparql#wktLiteral