Complex sentence: Foxx received an Academy Award for Best Actor for his performance as well as the Golden Globe, BAFTA, Screen Actors Guild and Critics' Choice awards, becoming the second actor to win all five lead actor awards for the same performance.
Split into simpler sentences: Foxx received an Academy Award for Best Actor for his performance. He also won the Golden Globe, BAFTA, Screen Actors Guild and Critics' Choice awards, becoming the second actor to win all five awards for the lead actor category for the same performance.