Nottingham Forest are undoubtedly this season’s surprise package. No-one expected Nuno Espirito Santo’s side to be fighting for the Champions League places, but halfway through February, they are in the thick of the race. Tuesday’s going-the-distance FA Cup tie at Exeter City exposed the limitations of Nuno’s second-string, with key players Matz Sels, Morgan Gibbs-White, Chris Wood and Elliott Anderson among those summoned from the bench to perform a rescue act.