TASK DEFINITION: Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
PROBLEM: Ovulation takes place in the ovary and is part of the menstrual cycle.

SOLUTION: Ovulation takes place in what organ and is part of the menstrual cycle?

PROBLEM: Hydrocarbons compounds, which serve as fuels and are used in manufacturing, are called the driving force of western civilization.

SOLUTION: What compounds, which serve as fuels and are used in manufacturing, are called the driving force of western civilization?

PROBLEM: Vitamins are the organic compounds that the body needs in small amounts to function properly; humans need 13 different ones.

SOLUTION:
What are the organic compounds that the body needs in small amounts to function properly; humans need 13 different ones?