[{"role": "user", "content": "I'm trying to learn Italian and I came across the sentence 'He warmed his hands.' Can you help me translate it into Italian so I can understand and use it in context?"}, {"role": "assistant", "content": "The translation of 'He warmed his hands' into Italian is 'Si \u00e8 riscaldato le mani.' This sentence is in the passato prossimo tense, which is used to describe an action that started and finished in the past."}]