Test 1

    This sentence includes [2] as a reference to the following note.
    
    [2] Help documents are encoded as _markdown_. _Read_ markdown as
       plain text - with some minor loss of formatting - or with the
       [mdview](http://chiselapp.com/user/jamesbond/repository/mdview3/index)
       viewer (recommended).

This sentence includes [2] as a reference to the following note.

[2] Help documents are encoded as markdown. Read markdown as plain text - with some minor loss of formatting - or with the mdview viewer (recommended).

Test 2

    This sentence includes [2] as a reference to the following note.
    
    [2] Help documents are encoded as _markdown_. _Read_ markdown as
       plain text - with some minor loss of formatting - or with the
       [mdview](http://chiselapp.com/user/jamesbond/repository/mdview3/index)

This sentence includes [2] as a reference to the following note.

[2] Help documents are encoded as markdown. Read markdown as plain text - with some minor loss of formatting - or with the mdview

Test 3

    This sentence includes [2] as a reference to the following note.
    
    [2] Help documents are encoded as _markdown_. _Read_ markdown as
       plain text - with some minor loss of formatting - or with the

This sentence includes [2] as a reference to the following note.

[2] Help documents are encoded as markdown. Read markdown as plain text - with some minor loss of formatting - or with the

Test 4

    * Run mdview[3] to test your translation of markdown files (see below)