Definition: In this task, you will use your knowledge about language (and common sense) to determine what element the marked number refers to. The numbers are marked with two underlines around them, like: _ number _. Your answer should be chosen from the given text, and should not contain other words.
Input: Dreadwing:  This is the rarest of all insects , the elusive Dragon Fly , of which only _ FIVE _ in the world exist . But an insect is a bug , and there are only two kinds of bugs that I know of : the quick and the dead .

Fly