[{"role": "user", "content": "I'm trying to learn Italian and I'm stuck on the sentence 'I warned Tom.' Can you help me translate it?"}, {"role": "assistant", "content": "Certo! The translation of 'I warned Tom' in Italian is 'Ho avvisato Tom'. If you want to break it down, 'Ho' means 'I have', 'avvisato' means 'warned', and 'Tom' remains the same as it's a proper noun."}]