メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.84274510302 34.7269745662398, 137.842959326597 34.7269823600779, 137.842952888983 34.727105826317, 137.842935426648 34.727104830349, 137.842935387679 34.7271056144151, 137.842909690149 34.7275968924636, 137.842793981652 34.7275926604448, 137.842819690274 34.7271042039595, 137.84280113719 34.7271032020681, 137.8427343737 34.7270997670174, 137.842639045756 34.7270948622304, 137.842612765524 34.7275880737127, 137.842499239666 34.7275838532248, 137.842524975147 34.7270911282003, 137.842524985775 34.7270908893687, 137.842516252131 34.7270908420746, 137.842522697548 34.7269664743224, 137.84274510302 34.7269745662398)) ^^http://www.opengis.net/ont/geosparql#wktLiteral