Complex sentence: Norton first came to prominence for his début film role in the courtroom drama "Primal Fear", in which he played Aaron Stampler, his performance garnered him a nomination for the Academy Award for Best Supporting Actor.
Split into simpler sentences: Norton first came to prominence for his début film role in the courtroom drama "Primal Fear", in which he played Aaron Stampler. His performance garnered him a nomination for the Academy Award for Best Supporting Actor.