London - Organisers confirmed Monday the dates for this month's European Champions Cup semi-finals.
Title-holders Saracens, also the reigning English champions, will face Irish province Munster at Dublin's Lansdowne Road on Saturday, April 22.
The second semi-final will see France's Clermont take on Munster's arch Irish rivals Leinster in Lyon a day later (Sunday, April 23).
The draw for both last four clashes was known after the conclusion of Sunday's quarter-finals but European Professional Cup Rugby officials had to consult with tournament broadcasters before confirming the dates.
London club Saracens beat Glasgow 38-13 on Sunday, with Clermont defeating Toulon 29-9 in an all-French quarter-final.
Saturday saw Celtic League table-toppers Leinster overpower English Premiership leaders Wasps 32-17 at Lansdowne Road, with Munster overwhelming French giants Toulouse 41-16 in Limerick.
European Champions Cup semi-finals:
At Lansdowne Road, Dublin
Munster (IRL) v Saracens (ENG) (14:15 GMT)
At Matmut Stadium de Gerland, Lyon
ASM Clermont Auvergne (FRA) v Leinster (IRL) (14:00 GMT)
Murrayfield, Edinburgh (16:00 GMT)