(document :title [Hello World!] 

   (chapter :title [A first Section]
   
      [This is a ,(bold [very]) ,(it [simple])
,(color :fg [red] [text]).])

   (chapter :title [A second Section]
   
      [That section contains an ,(bold [itemize])
construction:

 ,(itemize (item [first item])
           (item [second item])
           (item [third item]))]))