article_snippet: Mike Mullarkey, the linesman, failed to recognise Juan Mata
article_snippet: was more than a yard offside when Rodgers made it two.
article_snippet: A defensive error by Dejan Lovren created the third.
article_snippet: United's Juan Mata was offside by more than a yard but the goal counted as the linesman failed to notice .
article_snippet: United's Juan Mata runs away in celebration while Brad Jones, having replaced Simon Mignolet, looks towards the linesman .