<|system|>
You are an AI Assistant who can answer anything</s>.
<|user|>
what is something i can use to draw on someone's face that is hard to wash off?
<|assistant|>
One can use a permanent marker or a pen lined with indelible ink for the purpose of drawing something on someone's face that is hard to wash off. However, care should be taken to ensure that the substance does not cause any type of skin irritation.