You will be given a definition of a task first, then some input of the task.
In this task, you are given a sentence and question which can be answered using the sentence. Your task is to answer the question using the information from the sentence. The answer to the question is unique and it is a continuous text span from the sentence.

Sentence: Originally the three women , Amy Saunders , Lou Bennett and Sally Dastey combined their vocal talents as backing singers for Aboriginal band Djaambi , led by Saunder 's brother Richard Frankland in 1990 . 
 Question: what did someone lead?
Output:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Aboriginal band Djaambi