メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.384086904731 34.7492818768911, 137.384910926605 34.749347073505, 137.384815272135 34.7501983439335, 137.38477182348 34.7506541170764, 137.384709222335 34.7510962589569, 137.383891105681 34.7510362714296, 137.383185969161 34.7509855308448, 137.382539187795 34.7509391929104, 137.382198395365 34.750913306169, 137.381213729965 34.7508348709321, 137.381235869417 34.7505538095555, 137.381237605968 34.7505318318296, 137.380993768345 34.7501586862095, 137.380977405398 34.7501336414403, 137.381022866869 34.7501179262979, 137.382409747665 34.7496383987003, 137.382569422596 34.7495902248978, 137.38354949128 34.7492533843785, 137.384086904731 34.7492818768911)) ^^http://www.opengis.net/ont/geosparql#wktLiteral