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: MarzGurl:  Lupa , do I have to keep sorting through your hate mail ?
Obscurus Lupa: You mean fan mail .
MarzGurl: This one says you 're the worst thing since cancer .
Obscurus Lupa: You keep looking ' til you find _ one _ that says something good .
MarzGurl: Oh , but that 'll take forever .
Obscurus Lupa: Keep going !

mail