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In this task, you are given a context paragraph, a question based on that and corresponding answer of a question. Your task is to generate supporting fact/knowledge from context paragraph which helps in answering a given question.

"Sisters, O Sisters," also known as "Sisters O Sisters," is a song written by Yoko Ono that first appeared on John Lennon's and Yoko Ono's 1972 album "Some Time in New York City", backed by Elephant's Memory. It was also released as the b-side to the couple's "Woman Is the Nigger of the World" single. It has also been covered by a number of artists, including Le Tigre and Tater Totz. Question: Which band worked with Yoko Ono and John Lennon in their 1972 album that sparked controversy at the time due to its title and subject matter? Answer: Elephant's Memory
Output:
Sisters, O Sisters, also known as Sisters O Sisters, is a song written by Yoko Ono that first appeared on John Lennons and Yoko Onos 1972 album Some Time in New York City, backed by Elephants Memory.