article_snippet: PSG trained at Stamford Bridge on Tuesday night and will be looking for revenge after letting a 3-1 first-leg advantage slip at the same ground last season.
article_snippet: The PSG boss said: 'Chelsea have a slight advantage, because The PSG boss were able to score an away goal.
article_snippet: PSG need to score at Stamford Bridge if PSG are to advance to the Champions League quarter-finals .
highlights_snippet: Chelsea play PSG in Champions League last-16 second leg on Wednesday .
  
highlights_snippet: CLICK HERE for Chelsea vs PSG team news, probable line ups and more .