Question: Effie Crockett is credited with creating the song that was based on what English ballad?

Related documents: [0]  [DOC] 'Rock-a-bye Baby' is a nursery rhyme and lullaby. The melody is a variant of the English satirical ballad Lillibullero . It has a Roud Folk Song Index number of 2768. [END] 
[1]  [DOC] Effie Crockett (1857 - January 7, 1940), also known as Effie I. Canning, also known as Effie C. Carlton, was an American actress. She is credited with having written and composed the lullaby "Rock-a-bye Baby"; by some accounts she created the song in 1872 while babysitting. Because of "Rock-a-bye Baby", she is credited in over 100 films, many made decades after her death. [END]  
Answer: Lillibullero
Lillibullero