メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.634814545521 35.439208308205, 139.63511690159 35.4394369886883, 139.63533882337 35.4396048345643, 139.635417728189 35.4396581631551, 139.6345373626 35.4404761348345, 139.634210520659 35.4402744174605, 139.63397925698 35.4401319013348, 139.633854966162 35.4400661752354, 139.633325871744 35.4398037052277, 139.633510926668 35.4396397838271, 139.633648778523 35.4395161204313, 139.634223092802 35.4390008906847, 139.634369011567 35.4388712024505, 139.634495606755 35.4389604834064, 139.634814545521 35.439208308205)) ^^http://www.opengis.net/ont/geosparql#wktLiteral