@Type{ascii,
  field = {ABCDEFG tuvwxyz},
}
@Type{ascii-a,
  field = {{AB}CDEFG tuvwx{yz}},
}
@Type{ascii-b,
  field = {{{AB}CD}EFG tuv{wx{yz}}},
}

@Type{latin1,
  field = {ÅÇÈÎØÜÝ~åçèîøüý},
}
@Type{latin1-b,
  field = {{{ÅÇ}ÈÎ}ØÜÝ~åçè{îø{üý}}},
}

@Type{brace-backslash1,
  field = "{\a}Åå{\b}Ææ{\c}Çç",
}