メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.365498841297 34.8154096421918, 137.36419504811 34.8155054091761, 137.36437135929 34.81442753364, 137.36448015932 34.8137624915508, 137.364505946432 34.8136442678284, 137.364874961572 34.8136174750025, 137.36491607211 34.8139470255891, 137.365439019237 34.8138957563318, 137.365394199907 34.8135511394933, 137.365623929499 34.8135406273067, 137.365675315378 34.8135667442959, 137.366188569872 34.8135518293832, 137.366191584735 34.813785655036, 137.366356540089 34.8137742608131, 137.366341482184 34.8136110261761, 137.366766753788 34.8136023084304, 137.366800527528 34.8153173860284, 137.365498841297 34.8154096421918)) ^^http://www.opengis.net/ont/geosparql#wktLiteral