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: Cinema Snob:  And Dad still seems like a bit of a grump .
Mom: You mean to say you haven't bought the Christmas tree yet , Henry ?
Dad: You haven't seen _ one _ around , have you ?
Cinema Snob: That beer 's not going to open itself , honey . Ha ha ha . Sixties marriage .

tree