Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Input: Consider Input: Protons and neutrons are made of quarks, which are fundamental particles of matter.

Output: A fundamental particle of matter, protons and neutrons are made of these?


Input: Consider Input: Diabetes is unpreventable in the type one form but may be prevented by diet if it is of the second type.

Output: What disease is unpreventable in the type one form but may be prevented by diet if it is of the second type?


Input: Consider Input: Cutting grass with a gas-powered lawnmower of these does the most harm to the air.
Output: Which of these does the MOST harm to the air?