This artist produced a “Green Box” of notes for an artwork in which male figures are connected to a chocolate grinder and water wheel. Visitors look through a peephole (10[1])to see a headless nude (10[1])raising a lamp (-5[1])in a piece this person (10[1]-5[1])created 25 years after quitting art for chess. (10[1])This artist left broken glass in a window-like piece split between nine suitors and a bride. A 1912 (10[1])painting by this artist was dubbed an “explosion in a shingle (10[1])factory” for depicting a nude from several perspectives as she descends a staircase. (10[2])A snow shovel is one of many found objects modified by this artist, including one signed “R. Mutt.” For 10 points, name this Dada artist whose readymade Fountain is a repurposed toilet. ■END■ (10[2]0[1])