[[bookmark-a]] Inline anchors make arbitrary content referenceable.
>>>
Document
  { docMeta =
      Meta
        { docTitle = []
        , docTitleAttributes = Nothing
        , docAuthors = []
        , docRevision = Nothing
        , docAttributes = fromList [ ( "sectids" , "" ) ]
        }
  , docBlocks =
      [ Block
          mempty
          Nothing
          (Paragraph
             [ Inline mempty (InlineAnchor "bookmark-a" [])
             , Inline
                 mempty
                 (Str " Inline anchors make arbitrary content referenceable.")
             ])
      ]
  }