[{"role": "user", "content": "I'm trying to communicate with my Italian friend about taking care of their kitchen utensils, and I was wondering how I could say 'Your knife is rusty' in Italian?"}, {"role": "assistant", "content": "You can say 'Il suo coltello \u00e8 arrugginito' to convey that message. This directly translates to 'Your knife is rusty' and should help your friend understand the need to clean or replace their knife."}]