Complex sentence: Eric Miller began his work as a freelance photographer with a collective called Afrapix, which used photography to document the realities of apartheid and the resistance to the regime during the 1980s.
Split into simpler sentences: Eric Miller began his work as a freelance photographer with a collective called Afrapix. The group worked together to use photography to document the realities of apartheid, and the resistance to the regime during the 1980s.