メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.925785776937 38.9127992682735, 139.924475216954 38.913087062513, 139.924587454734 38.9134267413011, 139.924303211118 38.9133941958614, 139.92376131981 38.9133345187518, 139.923271471796 38.9132839009392, 139.922767377256 38.9132342951611, 139.922141048605 38.9131772601152, 139.921816953239 38.9131477056181, 139.921512760668 38.9129985902683, 139.921373945387 38.9128434469802, 139.921325200731 38.912689146505, 139.921308980395 38.9121962951942, 139.920576523281 38.9122389941516, 139.921182574369 38.9108514170779, 139.920151613082 38.9109005790734, 139.920115218093 38.9100051411608, 139.918943378508 38.9100619170741, 139.918897885381 38.9092170098329, 139.916120615178 38.9093359179793, 139.91600811375 38.9084508591135, 139.915895247757 38.9084719308003, 139.915792429503 38.9074923568232, 139.919891045842 38.9072525447623, 139.919745041198 38.9057502832198, 139.922191615326 38.9056365940239, 139.92257670955 38.9043044338938, 139.922888702998 38.9042700578342, 139.925785776937 38.9127992682735)) ^^http://www.opengis.net/ont/geosparql#wktLiteral