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: Mae Jarvis:  What you 're reading ?
Matt Simmons: Eh , " And then there were none "
Mae Jarvis: Why ? You lose a bet ? Agatha Christy mystery . Is that the _ one _ the judge does it ? He kills everybody and then he shoots himself in the head , leaving this red mark , like the mark of Cain
Matt Simmons: Well , so much for my in - flight entertainment

mystery