article_snippet.sent: Wenger gets involved in a row with Chelsea stars as Guardiola’s Barcelona are sent out of the 2012 Champions League .
article_snippet.sent: Wenger wears a protective mask as Chelsea defeat Manchester United to close in on the 2015 title .
article_snippet.sent: Sport analysts BSports are predicting a tight match, with Arsenal slight favourites to beat Chelsea .
article_snippet.sent: At the very least Wenger will likely endure a tough afternoon under Wenger mask on Sunday.
article_snippet.sent: Wenger might soon have that league title Wenger craved, but it will not have come without some significant losses.
highlights_snippet.sent: Chelsea travel to Arsenal for their Premier League clash on Sunday .
  