メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.765592841404 35.1817578748421, 136.765171581343 35.1816988009003, 136.76492365838 35.181591288223, 136.764503900264 35.1814455981524, 136.763981186864 35.1812525214244, 136.763241265336 35.1809175221572, 136.763022249424 35.1808195380366, 136.762008729814 35.1803337596747, 136.76200055636 35.1783407810344, 136.762445305043 35.1783462813719, 136.763054663255 35.1784190891448, 136.76337469316 35.1784255789539, 136.763738377226 35.1783896777078, 136.764091660208 35.1783059941517, 136.764820486299 35.1781203892069, 136.765015091697 35.178088077082, 136.765503215798 35.1781161750334, 136.765516005134 35.1782277666321, 136.765529228012 35.1786002745858, 136.765785795139 35.1786051387658, 136.765809978502 35.1788157821824, 136.765831823948 35.1794413463497, 136.765633061176 35.181436740537, 136.765612742985 35.181653010781, 136.765592841404 35.1817578748421)) ^^http://www.opengis.net/ont/geosparql#wktLiteral