メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.826066536463 35.5145063796149, 137.826025507766 35.514525154639, 137.825853629312 35.514289554514, 137.825976489784 35.5142277443479, 137.825781567959 35.5139619824869, 137.825849582681 35.5139238429166, 137.826178748665 35.5137553391902, 137.826240655257 35.5137266016767, 137.826441393174 35.513997396191, 137.826541786919 35.5139546500058, 137.82658253449 35.5140102264537, 137.826501882778 35.5140454790406, 137.826531792647 35.5140941652391, 137.826463838729 35.514125051307, 137.82655691017 35.5142578901464, 137.82653915272 35.5142698323247, 137.826176160941 35.5144562121542, 137.826066536463 35.5145063796149)) ^^http://www.opengis.net/ont/geosparql#wktLiteral