Before1 [[some notes]]After1

Before2 [[multiline
note
here]]After2

Before3 [[multiline
note
  
with a blank line]]After3

Multiple [[notes]]on one[[line]]

This is not [[
a proper note

because it contains a blank line
]]

Before full paragraph note

[[Note as its own paragraph does not generate an empty paragraph]]

After full paragraph note

Before multi-paragraph note

[[Note as its own paragraph
on several lines
does not generate an empty paragraph]]

After multi-paragraph note