メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.058931626872 35.8762762896528, 136.058931831392 35.8765506392931, 136.058946662979 35.8767593839961, 136.058943221883 35.8770605733761, 136.058951118104 35.8778180216531, 136.058959742263 35.8783366427655, 136.058923625958 35.8788040277235, 136.05761178382 35.8787493702365, 136.057611379746 35.8781950555398, 136.057526163602 35.8781821035007, 136.057443561631 35.8781150165417, 136.057273049726 35.8779851779236, 136.05703860685 35.8778467067968, 136.056846832167 35.8777775053552, 136.05660105846 35.8766689726229, 136.056488975887 35.876335568848, 136.057610113161 35.8761980019959, 136.058931626872 35.8762762896528)) ^^http://www.opengis.net/ont/geosparql#wktLiteral