メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.874262270516 36.5632557620672, 139.874270984122 36.5641365417532, 139.874326324466 36.564682546546, 139.874051637145 36.5647167164419, 139.873340275372 36.5647936640638, 139.872260918435 36.5649431400629, 139.871824237304 36.5650029498162, 139.87159988333 36.5650203767615, 139.871567160742 36.5650229231754, 139.871585524088 36.5649687368486, 139.871655712745 36.5648438789954, 139.871675570663 36.5647388930841, 139.871664784753 36.5646376840419, 139.871645060618 36.564489727087, 139.871613148898 36.5643627529659, 139.87160703654 36.5641996869718, 139.871630028559 36.5640381258406, 139.871721487692 36.56379321465, 139.872152595313 36.5631150377586, 139.872046800455 36.5628281537559, 139.872355001961 36.5627160710945, 139.87288389587 36.5625382211946, 139.872927255376 36.5625184573598, 139.872974611254 36.562496860891, 139.873115607756 36.5624572090237, 139.873287997187 36.5624087109331, 139.874187687462 36.562202430118, 139.874262270516 36.5632557620672)) ^^http://www.opengis.net/ont/geosparql#wktLiteral