In this task, you are given a sentence and a verb from the sentence. Your task is to generate a set of wh-questions starting with who, what, when, where, why, how, how much. The generated questions must contain the verb and the answers to these questions are phrases in the input sentence. The answer to the questions is associated with a specific semantic role. The answer to these questions is associated with a specific semantic role. The questions must use pronouns instead of direct nouns that could be used to refer to various roles present in the sentence. Construct a question in such a way that (i) it is unambiguous, (ii) its answer is unique (iii) its answer is a continuous text span from the paragraph.
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Question: 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 . 
 Verb: led

Answer: who   led something?


Question: Sentence: Proponents of the above laws maintain that these laws are necessary for the control and monitoring of dangerous individuals that live among the general populace . 
 Verb: maintain

Answer: who   maintains something?


Question: Sentence: Although the area was known for its healthy waters at least since the late Middle Ages , the spa was officially founded in 1769 . 
 Verb: founded

Answer:
when was something founded?