メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.458709829858 43.0320927045262, 141.45838372471 43.0322760467331, 141.458253829469 43.0323425225205, 141.457851488375 43.0320910639419, 141.457846151157 43.0319245615226, 141.458163175512 43.0317279369917, 141.45801091282 43.0315992400208, 141.457774897886 43.0317399514874, 141.457748931751 43.0317239483572, 141.457604905917 43.0318233096457, 141.457639947509 43.0318715862923, 141.457631636483 43.0319251884661, 141.457407372717 43.031755906154, 141.456936018062 43.0313997403968, 141.456702715392 43.0312328547218, 141.456465510829 43.0311755123359, 141.455753995091 43.0309885734638, 141.455764873979 43.0309292214466, 141.455517654081 43.0308606953233, 141.455539890804 43.0307085900476, 141.455719314409 43.0295701695408, 141.455764974163 43.0295493874273, 141.456401597007 43.0292566664666, 141.457560230372 43.0297140856863, 141.458852194785 43.0302374643967, 141.459970600849 43.0306760868691, 141.460415390132 43.0308841624695, 141.459794977437 43.0313820189942, 141.459462706714 43.0316355053753, 141.459379348088 43.0316990680503, 141.458739710079 43.032076383329, 141.458709829858 43.0320927045262)) ^^http://www.opengis.net/ont/geosparql#wktLiteral