Task: Explanation
Input (English): Porgy and Bess is an English-language opera by the American composer George Gershwin, with a libretto written by author DuBose Heyward and lyricist Ira Gershwin. It was adapted from Heyward's play "Porgy", itself an adaptation of his 1925 novel of the same name. Question: Dubose Heyward appeared in which 1935 Broadway production? Answer: Porgy and Bess
Output (English): Porgy and Bess is an Englishlanguage opera by the American composer George Gershwin, with a libretto written by author DuBose Heyward and lyricist Ira Gershwin.