data TableCellContent
  = TCText          InlineText
  | TCTerm          InlineTerm
  | TCImage         InlineImage
  | TCVerbatim      InlineVerbatim
  | TCLink          InlineLinkInternal
  | TCLinkExternal  InlineLinkExternal
  | TCListOrdered   InlineListOrdered
  | TCListUnordered InlineListUnordered
  | TCFootnoteRef   InlineFootnoteRef
  | TCInclude       InlineInclude
  deriving Eq

