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: Dr. John Becker:  You ca n't do that . You got ta give a guy a warning .
Chris Connor: What ? Ca n't you read ? There 's _ one _ here on the package .
Dr. John Becker: Yeah , yeah , yeah . A couple of rats get emphysema , it 's supposed to change my life ?

warning