Leeds United midfielder Ilia Gruev has been praised by BBC Sport pundit Matthew Upson for his efforts in Tuesday’s FA Cup fourth-round replay triumph. Daniel Farke‘s Whites were taken to extra time by Plymouth Argyle, but they stepped up during this period and scored three goals to win 4-1. Gruev has had to bide his time at Leeds since his move to Elland Road, but he’s quickly becoming an important player for Farke. And on Tuesday, the 23-year-old’s efforts were key in helping Leeds overcome a valiant Pilgrims side to book a place in the fifth round of the FA Cup. Gruev was outstanding in midf…