Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

[Q]: The frequency of a wave is the reciprocal of the period of the wave.
[A]: The frequency of a wave is the reciprocal of what other attribute of the wave?


[Q]: Starches are complex carbohydrates that are the polymers of glucose.
[A]: What complex carbohydrates are the polymers of glucose?


[Q]: Two is the minimum number of times a partial lunar eclipse will occur each year.
[A]:
What is the minimum number of times a partial lunar eclipse will occur each year?