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

Input: Consider Input: Chewing insects such as dragonflies and grasshoppers have two many sets of jaws.

Output: Chewing insects such as dragonflies and grasshoppers have how many sets of jaws?


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: Multiple genes mutations is usually necessary to develop cancer.


Output: What is usually necessary to develop cancer?