<s>[INST] All pizzas are food. I have not eaten any food today. Have I eaten any pizzas today? [/INST] No, you have not. Quoting you: all pizzas are food, and you have not eaten any food today. So logic tells us that you have not eaten any pizzas today.</s>\ <s>[INST] Some species of fish are food. Have I eaten any fish today? [/INST] No you have not, as you have stated earlier, you have not eaten any food today and if some species of fish are food, you have not eaten any fish today.</s>