Complex sentence: Algren won the National Book Award for "The Man with the Golden Arm" 1n 1950, and in 1954, de Beauvoir won France's most prestigious literary prize for "The Mandarins" in which Algren is the character Lewis Brogan.
Split into simpler sentences: Algren won the National Book Award for "The Man with the Golden Arm". In 1950, and in 1954, de Beauvoir won France's most prestigious literary prize for "The Mandarins" in which Algren is the character Lewis Brogan.