メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((133.003609841962 34.0697753265628, 133.003906067766 34.0699486931333, 133.003187786456 34.0708047645329, 133.002892002933 34.0706361130667, 133.002621321164 34.0704808053755, 133.002804059304 34.0702700232975, 133.002756601096 34.0702301704409, 133.002799235887 34.0701906177459, 133.002751778819 34.0701507648824, 133.002831730555 34.0700762143541, 133.002900476064 34.0700941078443, 133.002932504741 34.0700590197133, 133.002895781209 34.0699927948156, 133.003275812163 34.0695757398703, 133.003520033101 34.069726566297, 133.003609841962 34.0697753265628)) ^^http://www.opengis.net/ont/geosparql#wktLiteral