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: Det. Phil Fish:  He was probably snooping around into our personnel files and came up with something really big .
Capt. Barney Miller: Like what ?
Det. Phil Fish: Like the fact that I cheated on my income tax .
Capt. Barney Miller: When was that ?
Det. Phil Fish: About _ nine _ , ten years ago . I went to a police convention in San Francisco , and I deducted all the expenses for Bernice .
Det. Sgt. Nick Yemana: There 's nothing illegal about that .
Det. Phil Fish: Yes , there is . I did n't take Bernice .
Capt. Barney Miller: Did the I.R.S. find out about it ?
Det. Phil Fish: Yeah , they disallowed it and they took it out the next year .
Capt. Barney Miller: Well , if you 're straight with the government , Kelly ca n't hurt you .
Det. Phil Fish: I 'm not worried about Kelly , I 'm worried about Bernice .

years