sentences:  Midfielder Sean Lynch made his debut aged 20 against Gretna and then followed that up by keeping his place in the starting line up against Celtic at Parkhead.Ross Campbell, Dermot McCaffrey, Ross Chisholm and Damon Gray (who scored on his league debut at Pittodrie) also featured.Some of these opportunities were because Collins has had to balance a relatively small squad with a heavy workload due to the two extended cup runs, but most of the young players performed creditably.