 Complete the following phrase:  Cefnllys was not directly attacked in the ensuing conflict but formed part of a chain of garrisoned castles encircling Llywelyns territories, which contributed to the rebellions suppression. Roger died in 1282 and his heir, Edmund Mortimer, 2nd Baron Mortimer, paid for a garrison of 8 horsemen and 20 footmen throughout the second phase of fighting 12823. In October 1294, Cefnllys was listed as one of the castles captured by Rees ap Morgan during the revolt of Madog ap Llywelyn, although the archaeologists David Browne  Alastair Pearson have expressed uncertainty over this account. In 1306, the castle passed into the hands of Roger Mortimer, 1st Earl of March, who led an unsuccessful 