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: Bridge Carson:  If I was Kat and the base was under attack , I might transfer the S.W.A.T. Flyers to the Secret Underground Zord Bay .
Elizabeth 'Z' Delgado: Whoa ! There 's a Secret Underground Zord Bay ?
Bridge Carson: Does n't every command base have _ one _ ?

Bay