Complex sentence: Khan's father was chief steward at a British officer's club in Peshawar, he brought Hashim when he was 8 to squash courts which were used by military men to relax, when not performing duties.
Split into simpler sentences: Khan's father was chief steward at a British officer's club in Peshawar. He brought Hashim when he was 8 to the squash courts which were used by military men to relax, when not performing duties.