メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.222832065266 36.6888857040808, 137.222882612971 36.6890995717189, 137.222461681224 36.6891427162299, 137.222461700832 36.6891691192041, 137.222422357101 36.6891718123129, 137.222415790337 36.6891559743117, 137.222363321185 36.6891559988077, 137.222356740455 36.6891243197422, 137.222221513607 36.6891395893945, 137.222233076899 36.6892087933781, 137.22196331971 36.6892195491177, 137.221963290536 36.6891799113252, 137.22156980972 36.6891853756657, 137.221556594837 36.6892105861917, 137.221185433365 36.6892191353652, 137.2211845518 36.6891916081293, 137.220221377091 36.689162338119, 137.220218292659 36.6892342217114, 137.220044803166 36.6892345831522, 137.219430583523 36.689243376934, 137.219438449567 36.6892009203766, 137.219356731307 36.6892009568354, 137.21934883773 36.6892264458782, 137.219082580027 36.6892222692096, 137.219082566818 36.6892031893207, 137.218876941959 36.6891905375806, 137.21887543056 36.6891764581313, 137.218672382079 36.6891675358109, 137.218706387259 36.6887909227975, 137.219189858916 36.6888067625111, 137.219186033425 36.6885121180334, 137.219979146154 36.6885264068749, 137.21998279736 36.68858181374, 137.220259315592 36.6885729578911, 137.220263197442 36.6885084654528, 137.220829043425 36.6885127132234, 137.220840343161 36.688469409639, 137.221245266261 36.6884752773697, 137.221233601776 36.6885306210254, 137.221565107 36.6885528564937, 137.221586405076 36.6884323128552, 137.221885802291 36.68842182402, 137.221885878238 36.6885251793192, 137.222738733975 36.6884907034466, 137.222832065266 36.6888857040808)) ^^http://www.opengis.net/ont/geosparql#wktLiteral