Question: Ten little Niggers, in American reprints and adaptations were all retitled "And Then There Were None", after the last five words in the nursery rhyme that has a roud folk song index number of what?
Sentence (from "And Then There Were None"): The US edition was not released until December 1939; its American reprints and adaptations were all retitled "And Then There Were None", after the last five words in the nursery rhyme "Ten Little Indians".
Relevant evidence: Yes