flowchart LR
  Start[Start] --> Try([<tt>try</tt>])
  Try --> Pre(( ))
  Try --> Head([<a href="Statement">Statement</a>])
  Head --> Pre
  Pre --> Finally([<tt>finally</tt>])
  Pre --> Except([<tt>except</tt>])
  Finally --> Post(( ))
  Except --> Post
  Post --> Tail([<a href="Statement">Statement</a>])
  Post --> End([<tt>end</tt>])
  Tail --> End
  End --> Stop[Stop]

  style Start fill:#44E
  style Stop fill:#E44