Donegal under-20 gaelic footballers will play Derry in next Wednesday's Ulster semi-final - after the Oak Leaf County beat Cavan in their quarter-final by 1-11 to 0-7.
Shaun Paul Barrett's side, as Group B winners, will have home advantage for the last four game.
Monaghan are into semi-finals after a 1-15 to 0-13 win over Armagh at the Athletic Grounds.
They'll now face Tyrone next Wednesday.
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Ulster U20 football quarter-finals
Derry 1-11 Cavan 0-7
Armagh 0-13 Monaghan 1-15
Ulster semi-final pairings - Wednesday, April 24th
Tyrone v Monaghan
Donegal v Derry
Final - Wednesday/Friday May 1st/3rd
Tyrone/Monaghan v Donegal/Derry
