You are given a passage. You need to construct a question about the information present in the passage. Construct a question in such a way that (i) it is unambiguous, (ii) its answer is the whole paragraph. Avoid creating questions that can be answered correctly without actually understanding the paragraph.

Ex Input:
They do not pull towards all metal items just ferromagnetic materials such as iron. The phenomenon is due to principle of quantum mechanics. See http://en.wikipedia.org/wiki/Ferromagnetism for more detail.

Ex Output:
Why do magnets pull toward metal items?

Ex Input:
Realist is a person who accepts and deals with situation as it really is and does not try to pretend that it is different.WHILE Idealist is the belief that a perfect life,situation,etc,can be achieved,even when this is not very likely.

Ex Output:
What is the real difference between Realist and Idealist?

Ex Input:
There is no known physical effects. However; there is thought to be some chemicals that are released from the brain(endorphines) I think which is a chemical that causes one to be in a more positive mood.However; if one has been sexually active and then is not( do to breaking up with partner/ can't "get any") one may experience the "sexual tension" although does not cause "harm" can makes ones temperment short.(ie. cranky)lol

Ex Output:
What is the bad effect of not having sex regularly?