Simplify the following text for a Grade 7 native English-speaking person.
Original: The battle of the name raged on for many years and drove a wedge between Louis and LeGros Clark , Sir Wilfrid from 1955 , who took the Paranthropus view .
Simplified: The battle of the name raged on for many years and drove a wedge between Louis and LeGros Clark , who took the Paranthropus view .