メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.929123013263 37.8086170577372, 138.928625244297 37.8084134516123, 138.928167558482 37.8081828080382, 138.927748583719 37.8079486424114, 138.927325097321 37.8076701462255, 138.92694230165 37.8073623570308, 138.926835120111 37.8072616576781, 138.92737349782 37.8067333108932, 138.927230842572 37.8065965578395, 138.927081173314 37.8064434995207, 138.92777106115 37.8060812938891, 138.928208364624 37.8063186304678, 138.92842352308 37.8064276652428, 138.928596909562 37.8065010922232, 138.92863198321 37.8060158097339, 138.92869434803 37.8052491353684, 138.929450490501 37.8052848272399, 138.9294009562 37.8058226759064, 138.929328766732 37.8066989213164, 138.929566815152 37.8067155142807, 138.929680282073 37.8067141166133, 138.929702093627 37.8072006009466, 138.929708877404 37.8074749729053, 138.929675617522 37.8077058454556, 138.929617613058 37.8079921372244, 138.929548291867 37.8082697406521, 138.929500702635 37.8084167562739, 138.929450951723 37.8084895824038, 138.92934526526 37.8084639200795, 138.929288148271 37.8084600436236, 138.929234611998 37.8084767105515, 138.929195002035 37.8085083906125, 138.929123013263 37.8086170577372)) ^^http://www.opengis.net/ont/geosparql#wktLiteral