[{"role": "user", "content": "I'm reading a book and I came across the sentence 'Tom did his time.' Can you help me understand what that means and how I would express it in Italian?"}, {"role": "assistant", "content": "The sentence 'Tom did his time' is an idiomatic expression that means Tom served his sentence or completed his prison term. In Italian, you can express this as 'Tom fece il suo tempo.' This translation conveys the same meaning, implying that Tom has fulfilled his obligations or served his time in prison."}]