For 10 points, name this creator of Fountain and other readymades.
This artist adapted a photograph he took of a waterfall in Switzerland for the background of a work showing a prostrate naked woman holding a lamp. This artist returned from a chess-filled retirement to create his Etant Donnes. A shovel is featured in In Advance of the Broken Arm, a work by this alter ego of Rrose Selavy. An enigmatic piece created by this man contains two (*) glass rectangles respectively containing nine "Malic Molds" and the "Bride," and is sometimes called The Large Glass. He was accused of painting an "explosion in a singles factory" in a work displayed at the Armory Show, and signed another object as "R. Mutt". For 10 points, name this creator of Fountain and other readymades.
This artist adapted a photograph he took of a waterfall in Switzerland for the background of a work showing a prostrate naked woman holding a lamp.
Marcel Duchamp [or R. Mutt before it is read; or Rrose Selavy before it is read]