France, April 15 -- Perhaps the weekend break will help Paris Saint-Germain's players recover from their midweek travails. 1-0 down and then 2-1 up before losing 3-2 to Barcelona at the Parc des Princes, it was - to mutilate the cliche - a game of two halves within two halves.

Such are the slings and arrows of PSG's fortunes. At least they will have Tuesday's quarter-final second leg in Spain to salvage their Champions League campaign.

Barcelona boss Xavi Hernandez - who won the Champions League four times during his playing days at Barcelona - was under no illusions that PSG would pose a problem.

"It was a great victory against one of the best teams in the world," said the 44-year-old. "But we are only half way there.

"PSG still have...