Between "The Devil and Kate" and "Martha" which has more acts?
Martha (opera) Martha, oder Der Markt zu Richmond ("Martha, or The Market at Richmond") is a "romantic comic" opera in four acts by Friedrich von Flotow set to a German libretto by Friedrich Wilhelm Riese and based on a story by Jules-Henri Vernoy de Saint-Georges.
Le roi s'amuse Le roi s'amuse (] ; literally, "The King Amuses Himself" or "The King Has Fun") is a French play in five acts written by Victor Hugo. First performed on 22 November 1832 but banned by the government after one evening, the play was used for Verdi's 1851 opera "Rigoletto".