メタデータ名
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.237439454769 38.0366147936268, 138.237443647067 38.0365877909968, 138.237262275809 38.0365655622434, 138.237216741737 38.0366921625495, 138.237188938375 38.0368257006604, 138.236841527396 38.0367445354519, 138.236931953924 38.0366264821008, 138.237028183952 38.0365275879592, 138.237187952243 38.0363946288126, 138.237266226242 38.0361713831176, 138.237621052507 38.0362505920615, 138.237614610352 38.0363910798217, 138.237604209418 38.0365487318087, 138.237579424647 38.0366383980429, 138.237439454769 38.0366147936268)) ^^http://www.opengis.net/ont/geosparql#wktLiteral