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: Richard Castle:  Hi .
Lanie Parish: Nuh - uh , you do not get to say hi to me . I 'm just doing my girl a favor .
Richard Castle: You too , huh ?
Lanie Parish: Well what did you expect ? Beckett spent the first three years of being a cop trying to solve her mother 's murder . It took everything she had to put it behind her . You could n't respect that ?
Richard Castle: What was I suppose to do ? Not tell her what I found ?
Lanie Parish: What you found ?
Richard Castle: Oh she did n't tell you , did she ? Three people were killed the same way her mother was , right about the same time . One of them was a former law student of hers , another _ one _ a documents clerk , the third one a lawyer for a non - profit .
Lanie Parish: Wait , the M.E. at the time did n't make the connection ?
Richard Castle: If he did , he buried it .
Lanie Parish: Did you talk to him ?
Richard Castle: He died four years ago . So you see why I had to tell her .
Lanie Parish: What did she say ?
Richard Castle: That we were done , and then she just walked -

people