メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.912445574504 35.0842843594168, 136.912706872864 35.0858872485357, 136.912758372771 35.0861230028657, 136.912854594075 35.0867385200867, 136.912932993572 35.087170680525, 136.912242398842 35.0871776185616, 136.912184659832 35.0871754550434, 136.910992084743 35.0871760528244, 136.910800574668 35.0866146325635, 136.910707849299 35.0863510433551, 136.910634644744 35.0861268628107, 136.910562435804 35.0859057132425, 136.910411376052 35.0854583284818, 136.910333095817 35.0852341380892, 136.910200721504 35.08482672442, 136.910081273491 35.0845270214516, 136.90992527428 35.0840164519826, 136.9098684721 35.0838778045051, 136.909848126912 35.0836620466578, 136.90979188767 35.0836676316037, 136.909755599553 35.0835100120351, 136.909723867822 35.083048793313, 136.912253418619 35.0827951425702, 136.912241856858 35.0831301367245, 136.912296329322 35.0834511140141, 136.912387728737 35.0839949973762, 136.912445574504 35.0842843594168)) ^^http://www.opengis.net/ont/geosparql#wktLiteral