メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.858705710754 35.4089601564108, 136.858517502612 35.4103642226501, 136.857615144296 35.410277052221, 136.857391653801 35.4095367043769, 136.857158540605 35.4095160357392, 136.85719515293 35.4092591622577, 136.85724279587 35.4089633752447, 136.857261828691 35.408838778943, 136.856950499757 35.4080037683964, 136.856966615444 35.4078488129427, 136.856993420832 35.4076883216222, 136.857553748871 35.4077095511408, 136.85768017325 35.4077143126147, 136.857921346368 35.4077234527493, 136.858874841148 35.4077588539378, 136.858705710754 35.4089601564108)) ^^http://www.opengis.net/ont/geosparql#wktLiteral