Complex sentence: However, in his next game, he suffered a hamstring injury while playing against Fulham; upon his return he was used in a number of roles, including left midfielder, failing to live up to his large price tag.
Split into simpler sentences: However, in his next game, he suffered a hamstring injury while playing against Fulham. Upon return from injury, he was used in a number of roles, including left midfielder, failing to live up to his large price tag.