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: Lucy Kenwright:  Tom ?
Tom Jeter: Yes ma'am ?
Lucy Kenwright: A prairie oyster 's for a hangover , you drink _ one _ when you 're drunk , you 're just gon na get drunker .
Tom Jeter: I have to go right now , but I 'm looking forward to Saturday night .
Lucy Kenwright: Sunday night .
Tom Jeter: Sunday night .

oyster