メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.83378539558 35.425571950162, 136.833710603389 35.4266414935155, 136.833296928166 35.4266496867511, 136.83326230455 35.4266483241988, 136.833237784935 35.4269967651864, 136.833294998128 35.4270489624956, 136.833292994278 35.4272476118483, 136.833005312253 35.427241538376, 136.831365608281 35.4271310676967, 136.83138520489 35.4266026203309, 136.83171003358 35.4266079197321, 136.831730052348 35.4262311578293, 136.831735232004 35.4261336766872, 136.831748788246 35.4258784762074, 136.831768291047 35.4255118533099, 136.832238962786 35.4255233636508, 136.83240662663 35.4255279805784, 136.832410260447 35.4251285335608, 136.833791575934 35.4251637074576, 136.83378539558 35.425571950162)) ^^http://www.opengis.net/ont/geosparql#wktLiteral