The semi-final line-up is complete in the EA Sports Cup.
Cobh Ramblers, Sligo and holders Dundalk joined Derry in the last four last night.
David Cawley's header gave Sligo a 1-nil win over Premier Division high flyers Sligo at the Showgrounds.
Darren Murphy and Andrew Wall netted in either half for Cobh in their 2-nil home win at Longford.
While Dylan Connolly scored twice in Dundalk's 3-nil victory over Bohemians.