メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.386111540944 34.8354979023454, 137.385750954731 34.8353932547832, 137.386187599363 34.8347381673586, 137.385927903676 34.8347273644551, 137.385952962737 34.8338596091323, 137.386392283202 34.8338373392213, 137.386457518927 34.8338528579026, 137.386561537937 34.833960219171, 137.386674719405 34.8340842554318, 137.386806796504 34.8339308301892, 137.387028505737 34.8340562915966, 137.386966062457 34.8341688115177, 137.386887437507 34.8342338902993, 137.386705488825 34.8344970668074, 137.386866307163 34.8345950984691, 137.386611382286 34.8349691233835, 137.386471882667 34.8348907034466, 137.386111540944 34.8354979023454)) ^^http://www.opengis.net/ont/geosparql#wktLiteral