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: The Raven:  I 'm straight and on the level , as I said before , my stealing days are over , quote the Raven , never more !
Wolf: Huh , selling wackuum cleaners at 3 o ' clock in the morning ? Come clean , what 's the racket now ?
The Raven: Well you see I 've _ one _ left over to complete my daily quota , so I came a rapping and a tapping at your door . But if you do n't believe it , then I 'll take my hat and beat it , and I 'll never knock again upon your door . Quote the Raven , never more !

cleaners