Given a fact, create a question that can be answered using the fact. Construct the question such that it is unambiguous, has a unique answer and the answer can be given using the fact.

Q: Fact: some birds are predators

A: All predators are also carnivorous because predators?
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Q: Fact: chickens cluck

A: What body covering does the animal that clucks have?
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Q: Fact: the moon does not contain water

A:
Which doesn't contain water?
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