TASK DEFINITION: Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
PROBLEM: An acorn growing into an adult tree will take the longest time to observe.

SOLUTION: Which of these will take the LONGEST time to observe?

PROBLEM: During the first year after birth, a baby called a(n) infant.

SOLUTION: During the first year after birth, what is a baby called?

PROBLEM: The release of an egg from an ovary, is part of the menstrual cycle.

SOLUTION:
The release of an egg from an ovary, is part of what cycle?