[{"role": "user", "content": "I'm trying to communicate with a friend who only speaks Italian, and I want to tell them that I know their brother, can you help me translate the sentence 'I know your brother' into Italian?"}, {"role": "assistant", "content": "The translation of 'I know your brother' in Italian is 'Conosco vostro fratello.' You can use this sentence to inform your friend that you are familiar with their brother."}]