The winner of the Munster v Ulster Heineken Cup quarter final will have home country advantage in the semi final against the winner of the Edinburgh v Toulouse game.
The other semi final will see either Leinster or Cardiff Blues travel to either England or France to play the winner of the Saracens/Clermont quarter final.
The other semi final will see either Leinster or Cardiff Blues travel to either England or France to play the winner of the Saracens/Clermont quarter final.