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: Mr. Harlow:  Of course we all know about the nickel . Yes , it 's a buffalo on one side and an Indian head on the other .
Buddy Sorrell: I got _ one _ here that 's just the opposite .
Mr. Harlow: You have a very rare sense of humor .
Sally Rogers: Yeah , and they haven't found a cure for it yet , either .

nickel