メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.918019242589 37.7780801323374, 140.916847192911 37.7781056779656, 140.916776424853 37.7779418907668, 140.916806582375 37.7777053760319, 140.916471748791 37.7774532063754, 140.916305749704 37.7775880522384, 140.916220495853 37.777665140329, 140.916026151221 37.777668753827, 140.91583322966 37.7776057610056, 140.915653594952 37.7774626818936, 140.915453216635 37.7772168776012, 140.915317599701 37.777130551891, 140.915071474877 37.7770374953219, 140.914759225789 37.7770137489726, 140.91441356006 37.7770093122483, 140.913902898252 37.7770386254156, 140.913390540389 37.7771158179156, 140.913193999008 37.7771328216636, 140.913006700463 37.7771269320109, 140.912438823824 37.7771797093827, 140.912520938466 37.7770512673308, 140.912562293935 37.7769251674959, 140.912695012019 37.776154563725, 140.91266038734 37.7760787148933, 140.912622379592 37.7760265506832, 140.912698799423 37.7758419870462, 140.912868288781 37.7754593307166, 140.912875415215 37.7754615181062, 140.912968810743 37.7755171185598, 140.913051269068 37.7755587413681, 140.913185155324 37.7755814496989, 140.913441621721 37.7755933232869, 140.913846891407 37.7755500539741, 140.915595204163 37.7759226050174, 140.915693956977 37.7763512344765, 140.917095519376 37.7763823001892, 140.917822194492 37.7764067406244, 140.917811970618 37.7769267531945, 140.917908070535 37.7776521813399, 140.918019242589 37.7780801323374)) ^^http://www.opengis.net/ont/geosparql#wktLiteral