メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.786558266368 34.6486134879739, 135.786358897906 34.6486142668003, 135.786303640731 34.648592195518, 135.785974043063 34.648593450197, 135.785967342242 34.648622738145, 135.785524914166 34.6486201321089, 135.784200233454 34.6486101939661, 135.784165590445 34.6486098505224, 135.784085990688 34.6486092868983, 135.783755994242 34.6486023828793, 135.783755390391 34.6485890653144, 135.78375242321 34.648470959667, 135.783851693912 34.6484711355382, 135.783857350481 34.6483927124753, 135.783819974658 34.6483941392025, 135.783818291547 34.6481874893842, 135.78553154888 34.6481914947497, 135.786533128327 34.6481766258192, 135.786558266368 34.6486134879739)) ^^http://www.opengis.net/ont/geosparql#wktLiteral