メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.908561501783 37.4944187785776, 139.908433777467 37.4949344542942, 139.908366742379 37.4952867661798, 139.908417749738 37.4957464302423, 139.907109089611 37.4962193523254, 139.906671923619 37.4963901300411, 139.906327977905 37.4964866485366, 139.906290082281 37.4961846663882, 139.906188208516 37.4958897634489, 139.906090958093 37.4957027072401, 139.905950703569 37.4954043083292, 139.905825232521 37.4952092443309, 139.90564661854 37.4949214278374, 139.905513205456 37.4946913105969, 139.905571886511 37.4946733930394, 139.905761345924 37.4945148817173, 139.906081635048 37.4942539282363, 139.906253114412 37.4941746946211, 139.906353538637 37.4941430936706, 139.906793514601 37.4939359884029, 139.906930491169 37.4938726851966, 139.907089084569 37.4937992309091, 139.907327282126 37.4936974263452, 139.907482826421 37.4936290412134, 139.907667875556 37.4935766891694, 139.907841676293 37.4935712278169, 139.907886016836 37.4935696514661, 139.907997427899 37.4935656371703, 139.908101253747 37.4935512091997, 139.908149646064 37.4935438577648, 139.908565657825 37.4934803737625, 139.908770454481 37.4934491252841, 139.908752599043 37.4936524464892, 139.908698645141 37.4938755014453, 139.908561501783 37.4944187785776)) ^^http://www.opengis.net/ont/geosparql#wktLiteral