France, March 31 -- Dunkirk head coach Luis Castro urged his squad to savour the challenge of playing against Paris Saint-Germain's constellation of international stars for a place in the final of the Coupe de France.

"They're the best team that we're likely to play against," said the 44-year-old Portuguese on the eve of the clash at the Pierre Stade Mauroy in Lille on Tuesday night.

"Like any team, they have weak points and strong points ... and there are a lot of strong points."

On Saturday, PSG annihilated relegation-threatened Saint-Etienne 6-1 to establish a 21-point lead over second-placed Monaco.

PSG require one point from their last seven games to win a fourth consecutive domestic championship and a record-extending 13th top f...