メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.155548469069 35.0917861793271, 137.155622553832 35.0917751299673, 137.156727717571 35.0915884145233, 137.156138160895 35.0926048882604, 137.155816182562 35.0930986833683, 137.155687802654 35.0934669289178, 137.155428637118 35.093970801479, 137.155209678551 35.0938862626536, 137.154569383678 35.0936199695938, 137.154416309772 35.092909131771, 137.154413523097 35.092896244109, 137.154386670835 35.0927429920837, 137.154335002679 35.092445502892, 137.154270774535 35.0919755361814, 137.154832533033 35.0918922843486, 137.155548469069 35.0917861793271)) ^^http://www.opengis.net/ont/geosparql#wktLiteral