Complex sentence: His writing credits include "Armageddon", "Savages", "Shaft", "Hawaii Five-o"; and he was chosen by director James Cameron to work on the four sequels to "Avatar".
Split into simpler sentences: His writing credits include the movies "Armageddon", "Savages," "Shaft", and TV show "Hawaii Five-o". He was chosen by director James Cameron to work on the sequels to "Avatar".