Complex sentence: Despite many injuries Trotter finished the 2011/12 season with 7 goals including a brace against Doncaster Rovers at home and a goal in the major rivalry between Millwall FC and West Ham at Upton Park also a goal at Portman Road against his former club Ipswich Town.
Split into simpler sentences: Despite many injuries Trotter finished the 2011--12 season with seven goals including a brace against Doncaster Rovers at home and a goal in the major rivalry between Millwall and West Ham United at The Boleyn Ground. He also scored a goal at Portman Road against his former club Ipswich Town.