loop (SOME (String.substring (line, 9, size line - 10)), descr)
else if size line >= 13 andalso String.substring (line, 0, 13) = "Description: " then
loop (section, SOME (String.substring (line, 13, size line - 14)))
+ else if size line >= 16 andalso String.substring (line, 0, 16) = "Description-en: " then
+ loop (section, SOME (String.substring (line, 16, size line - 17)))
else
loop (section, descr)
in