メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.85703677881 43.7979529996523, 143.856701639894 43.8005685007065, 143.856550527044 43.801747743431, 143.856488480766 43.8022325238296, 143.856387954824 43.803016789515, 143.856345294785 43.8033882713963, 143.856271399577 43.8040322614152, 143.855576196491 43.8039956095093, 143.85524794316 43.8039783016234, 143.854975099724 43.8039635200767, 143.853437521828 43.8038801682793, 143.853565640759 43.8028451632989, 143.853664873487 43.8020440239411, 143.85372529417 43.8015557160858, 143.853790426798 43.8010294588304, 143.853857717493 43.8004859082811, 143.853866666282 43.8004140216967, 143.853868431556 43.8003997511147, 143.853900988337 43.8001368129127, 143.854194005849 43.7977700044666, 143.854366625424 43.797781115043, 143.855269449496 43.7978392397079, 143.85703677881 43.7979529996523)) ^^http://www.opengis.net/ont/geosparql#wktLiteral