メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.926222074152 37.7475464778952, 138.925999277752 37.7478602583516, 138.925792412008 37.7481539883044, 138.925543525193 37.7487118488806, 138.925221467099 37.749302637935, 138.925864842152 37.7495951256211, 138.926173737466 37.7515048007881, 138.925518622088 37.7515727761106, 138.925197808175 37.7515847758573, 138.924794486314 37.7515862308165, 138.924367995995 37.7515513023151, 138.923728063286 37.7514681481815, 138.923355491865 37.7490293266714, 138.92339297274 37.7489485190383, 138.923316226294 37.7489217632379, 138.923937900436 37.7480678937612, 138.924037491381 37.7478491709379, 138.924225267692 37.7474244384935, 138.924275227541 37.7473478097878, 138.924677728632 37.746794887401, 138.924856961233 37.7468780121236, 138.925275388005 37.7463050377977, 138.925361917469 37.7462137769414, 138.925439608602 37.7461735114176, 138.925864736547 37.7459754348765, 138.926714359529 37.7454700252535, 138.92677416238 37.7455026123866, 138.927361962508 37.7457006851174, 138.926883340459 37.7465632051084, 138.926626815621 37.7469843898816, 138.926222074152 37.7475464778952)) ^^http://www.opengis.net/ont/geosparql#wktLiteral