This artist produced a “Green Box” of notes for an artwork in which male figures (10[1])are connected to a chocolate grinder and water wheel. Visitors look through a peephole (10[1])to see a headless nude raising a lamp (10[1])in a piece this person created 25 years after quitting art for chess. This artist left broken glass in a window-like (10[1])piece split between nine suitors and a bride. (10[1])A 1912 painting by this artist was dubbed an “explosion in a shingle factory” for (-5[1])depicting a nude from several perspectives (10[1])as she descends (-5[1])a staircase. A snow shovel (10[1]-5[1])is one of many found objects modified by this artist, (10[1])including one signed “R. Mutt.” (10[1])For 10 points, name this Dada artist (10[1])whose readymade (10[1])Fountain is a (10[1])repurposed toilet. ■END■ (10[1])