Pandoc (Meta {unMeta = fromList []})
[Header 1 ("",[],[]) [Str "Heading",Space,Str "1"]
,Header 2 ("",[],[]) [Str "Heading",Space,Str "2"]
,Header 3 ("",[],[]) [Str "Heading",Space,Str "3"]
,Para [Str "Paragraph"]]