Implicit ref: `something`, `a\` b`. Broken: `something

----------

(Document
  (Paragraph
    'Implicit ref: '
    NoWrapRegion(content=[HighlightedRegion(content=['something'], color='role/literal')])
    ', '
    NoWrapRegion(content=[HighlightedRegion(content=['a\\` b'], color='role/literal')])
    '. Broken: `something'))
