Question: What was the name of the opera which You Send Me and Summertime were both songs on the album?
Sentence (from "Summertime (George Gershwin song)"): The lyrics are by DuBose Heyward, the author of the novel "Porgy" on which the opera was based, although the song is also co-credited to Ira Gershwin by ASCAP.
Relevant evidence: No