Complex sentence: He made his Premier League debut and scored two goals on 6 May 2014 against Hull City, the first goal, scoring in the box with a left volley following a Marouane Fellaini knockdown from a free kick; and also scoring United's second goal.
Split into simpler sentences: He made his Premier League debut on 6 May 2014 against Hull City F.C., scoring two goals. The first goal, scoring in the box with a left volley following a Marouane Fellaini knockdown from a free kick; and also scoring United's second goal.