2-4-5-6-8-9
1-2-4-5-8
2-3-4-5-6-7-8


nodiff
  foldmethod=marker
  foldcolumn=4
noscrollbind
nocursorbind
  wrap


  diff
  foldmethod=diff
  foldcolumn=2
  scrollbind
  cursorbind
nowrap


nodiff
  foldmethod=marker
  foldcolumn=4
noscrollbind
nocursorbind
  wrap


nodiff
  foldmethod=marker
  foldcolumn=4
noscrollbind
nocursorbind
  wrap


nodiff
  foldmethod=marker
  foldcolumn=4
noscrollbind
nocursorbind
  wrap
1