メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.184567584313 36.2388866237925, 137.184737207098 36.2390359813682, 137.184961187213 36.2392426997272, 137.185074718542 36.2393500809566, 137.185288916484 36.2395481043867, 137.182920558885 36.2410547380079, 137.180971602303 36.242263593293, 137.179772414958 36.2430260124424, 137.179608299917 36.2428707022108, 137.179287990024 36.2425771344077, 137.17890572945 36.2422205873357, 137.179818275844 36.2415825776711, 137.180039007102 36.2414304050685, 137.180726860524 36.2409541520449, 137.18141800633 36.2404645514065, 137.182166470967 36.2399370372245, 137.182921508625 36.2394191280607, 137.18354937373 36.2389722094229, 137.184186461638 36.2385295810985, 137.184567584313 36.2388866237925)) ^^http://www.opengis.net/ont/geosparql#wktLiteral