Pandoc (Meta [] [] "")
[ Header 1 [Str "Additional",Space,Str "markdown",Space,Str "reader",Space,Str "tests"]
, Header 2 [Str "Blank",Space,Str "line",Space,Str "before",Space,Str "URL",Space,Str "in",Space,Str "link",Space,Str "reference"]
, Para [Link [Str "foo"] ("/url",""),Space,Str "and",Space,Link [Str "bar"] ("/url","title")] ]