Having led 0-10 to 0-7 at the interval, with veteran Paul Codd hitting over four splendid points, coupled with fine efforts from Robbie Codd and Nigel Higgins, Rathnure dominated the Alley, who were reliant on the accuracy of Keith Burke from placed balls to remain in touch.
Rathnure continued to set the tempo on the resumption, and with Robbie Codd hitting two early second points they went on to secure their quarter-final spot.
Faythe Harriers, having already advanced to the last eight , were held to a draw, 1-16 to 2-13, by Ferns St. Aidan’s, but the point was enough to edge the Ferns boys into the knock-out stages.
Early goals from Paraic Farrell and Rhys Clarke saw Harriers lead 2-2 to 0-3 after just nine minutes, but Tommy Dwyer and Paul Morris hauled Ferns back into contention, trailing by just two points at the interval, 2-6 to 0-10. A 45th minute Jonathan Dwyer goal fired Ferns who went on to force a draw through a late equalising point from John Breen.
Shelmaliers had to call on all their reserves to gain a quarter-final spot, winning out with four points to spare, 1-17 to 2-10 against Glynn-Barntown.