メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.940995899377 43.6252069289883, 141.941008750198 43.6252305579233, 141.941400603853 43.6260713339067, 141.941379885468 43.626076586396, 141.941753982198 43.6268176271807, 141.941758860975 43.626829279399, 141.941997232302 43.6273382670059, 141.942023742786 43.6274080295516, 141.942306328262 43.6280267689159, 141.942775611861 43.6289668288072, 141.943077528394 43.6296186335404, 141.942146636518 43.6298735215662, 141.942036984343 43.6299035676378, 141.940462938566 43.6302901285573, 141.940344601597 43.6303191996297, 141.937712651627 43.6309719853964, 141.937371937005 43.6302917528643, 141.937073377614 43.6296281262931, 141.936649330343 43.6287448111186, 141.936337618463 43.6281141619122, 141.93601646266 43.6274292669619, 141.933578329858 43.6280227906278, 141.932839504948 43.6265170943994, 141.934998082774 43.6259782104083, 141.935095162017 43.625954219171, 141.935294748673 43.6259048806409, 141.937913612765 43.6252575297925, 141.937962640074 43.6252399079386, 141.938020196157 43.625225228798, 141.940660803126 43.6245518920502, 141.940995899377 43.6252069289883)) ^^http://www.opengis.net/ont/geosparql#wktLiteral