メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.690968881403 35.0691630850953, 136.690514428215 35.0692550390134, 136.690667871481 35.0698524282306, 136.690466087328 35.0698913235908, 136.690658039537 35.0710933017011, 136.690056853653 35.0711617927769, 136.688634881422 35.0713236032553, 136.688635945476 35.0712973283499, 136.688512909603 35.0711209777597, 136.688484730935 35.0710805727172, 136.688145428898 35.0705962112667, 136.688036690745 35.0704237932061, 136.688105012196 35.0704143916745, 136.688196375129 35.0697886399608, 136.688346600553 35.0697454631121, 136.688314408318 35.0695946540246, 136.688454525285 35.0695768873989, 136.688501021963 35.0697123331999, 136.688664660893 35.069675417948, 136.688883189896 35.0696260775311, 136.688911404574 35.0696197200583, 136.689102231146 35.0695766644038, 136.689055834781 35.0694581906192, 136.688933256232 35.0694782526714, 136.688814560776 35.0689727806308, 136.689078118875 35.0689204386563, 136.689023328831 35.0687816597094, 136.689455879718 35.0687080051976, 136.689488939669 35.0687687351596, 136.690158041065 35.0686551414126, 136.690240779477 35.06877115462, 136.690911892924 35.0688352276364, 136.690968881403 35.0691630850953)) ^^http://www.opengis.net/ont/geosparql#wktLiteral