メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.108040483133 36.3665560587936, 140.107369923726 36.3665853426406, 140.107185792271 36.3667829836086, 140.107020910762 36.3668724303959, 140.106835435554 36.3669485820853, 140.106699070729 36.3659348497389, 140.106535806711 36.3647651850704, 140.107088262411 36.3647808520108, 140.107820904584 36.3647466056364, 140.108158997155 36.3647171698255, 140.109015485116 36.3646292608535, 140.109244021791 36.3645896546554, 140.109149148923 36.3664715097924, 140.109103741216 36.3664759803682, 140.108484723617 36.3665366589612, 140.108040483133 36.3665560587936)) ^^http://www.opengis.net/ont/geosparql#wktLiteral