Given a statement, generate a question such that the answer is contained in that statement.

Q: A mineral made of carbon is used for making pencils.

A: What is a mineral made of?
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Q: Locusts are amongst the most dramatic and devastating pest, they spread viruses and destroy crops.

A: What are among the most dramatic and devastating pests?
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Q: carbon is a component of pencil cores

A:
What is a component of pencil cores?
****