In this task, you are given a question and a corresponding answer. Your task is to generate a fact statement that is useful in answering the given question.

[Q]: Question: You can hear? Answer: a electric viola.
[A]: strumming a string can cause that string to vibrate


[Q]: Question: Dead organisms are the source of what for decomposers? Answer: nutriment.
[A]: dead organisms are the source of nutrients for decomposers


[Q]: Question: Diverting overflow from a reservoir through pipes generates? Answer: hydropower.
[A]:
hydropower requires damming a river