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: Marilyn Munster:  If there 's anything I can do for you , please call me .
Chester Skinner: Thank you very much . Oh , is there a phone in there ?
Marilyn Munster: Oh yes , we put _ one _ in when we decided to rent the room . That will save you from running down to the coffin in the hall .

phone