In this task, you are given a fact statement and question based on the fact. Your task is to generate the correct answer for the question. The answer needs to be generated using the context fact statement.

[EX Q]: Fact: a lever is used for moving heavy objects. Question: In order for a crane to operate properly it requires?
[EX A]: a fulcrum

[EX Q]: Fact: a light bulb requires electrical energy to produce light. Question: What can be produced when electrical energy is provided to a blown piece of glass with a wire inside?
[EX A]: luminescence

[EX Q]: Fact: a tape measure is used to measure distance. Question: What could be used to find out how much carpet is needed for a room?
[EX A]:
a tape measure