You will be given a definition of a task first, then some input of the task.
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.

Sara Sidle: Why do we always eat here ?
Greg Sanders: Open 24 hours .
Sara Sidle: Everything in Vegas is open 24 hours .
Greg Sanders: It 's tradition
Nick Stokes: Mmmm . Smells like bacon . Slide over .
Nick Stokes: That
Nick Stokes: scene took forever . We were there , like what , 9 hours .
Sara Sidle: _ 11 _ .
Greg Sanders: Dead laywer and 200 eyewitnesses ? That 's gon na take a while .
Nick Stokes: Why do we always eat here ?
Greg Sanders: It 's tradition .
Sara Sidle: Ah , tradition . Like becoming a property exchange between your father and your husband .
Output:
hours