In this task you will be given a passage and a yes/no question based on the passage. You should answer the question using the information from the passage.
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Question: passage: Elves are naturally immortal, and remain unwearied with age. In addition to their immortality, Elves can recover from wounds which would normally kill a mortal Man. However, Elves can be slain, or die of grief and weariness.
 question: are elves in lord of the rings immortal?

Answer: Yes


Question: passage: In geometry, a square is a regular quadrilateral, which means that it has four equal sides and four equal angles (90-degree angles, or (100-gradian angles or right angles). It can also be defined as a rectangle in which two adjacent sides have equal length. A square with vertices ABCD would be denoted ◻ (\displaystyle \square ) ABCD.
 question: does a square have to have right angles?

Answer: Yes


Question: passage: Water intoxication, also known as water poisoning, hyperhydration, or water toxemia is a potentially fatal disturbance in brain functions that results when the normal balance of electrolytes in the body is pushed outside safe limits by overhydration (excessive water intake).
 question: can you really die from drinking too much water?

Answer:
Yes