Complex sentence: In 1974, she moved to Paris to study with the famous mime Jacques Lecoq and when she went back to Barcelona in 1976, she started working in the Teatre Lliure.
Split into simpler sentences: In 1974, she moved to Paris to study with the famous mime Jacques Lecoq. When Anna returned to Barcelona in 1976, she started working in the Teatre Lliure.