メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.459736359976 40.8063565732435, 140.459851847154 40.8073892927304, 140.458626522998 40.8074290230365, 140.457786619684 40.8073319516814, 140.457786599243 40.8073273785301, 140.457118745087 40.8072420473401, 140.456873750847 40.8071657578261, 140.456869078948 40.8071608867651, 140.456590014966 40.8071245899161, 140.456041322862 40.8071109113063, 140.455743334085 40.807121830539, 140.455145882819 40.8071992413448, 140.455250822231 40.8060277197833, 140.456390450306 40.8059255502973, 140.456583786078 40.8059012034916, 140.456801855149 40.8058706742834, 140.457617022683 40.8056546547943, 140.45761920382 40.805653959432, 140.457993879315 40.8055399294629, 140.458357445249 40.8054291709687, 140.459588569919 40.8050708154756, 140.459618077379 40.8050926505098, 140.459736359976 40.8063565732435)) ^^http://www.opengis.net/ont/geosparql#wktLiteral