The conversation between human and AI assistant.
[|Human|] How did Andy Warhol create the "piss paintings"?
[|AI|] Andy Warhol created paintings in the 1970s by  covering canvases with copper paint and having various staffers urinate on them. This created different colored splotches, pools, and lines.
[|Human|] 
How did Andy Warhol create the "piss paintings"?