answer: #Person1# reports to #Person2# about #Person1#'s stolen money. It took place 10 minutes ago on the moving stair coming up from the underground at Xi'an after #Person1# exchanged $4500 at the bank.
documents: #Person1#: Officer, officer, I leave something important to report. I have just had my money stolen.
  #Person2#: Before you begin, why not take a seat and calm down a little? Don't be too excited. It won't help us catch the thief.
  #Person1#: Yes, you are completely right. Where should I start?
  #Person2#: At the beginning, when did it take place?
  #Person1#: About 10 minutes ago.
  #Person2#: And where exactly was this?
  #Person1#: It was probably on the moving stair coming up from the underground at Xi'an. I think somebody had been following me from the time I left the bank.
  #Person2#: The bank?
  #Person1#: Well, you see. I went to a bank to exchange some travelers checks for money. So I can buy my airline tickets back home.
  #Person2#: Yes, yes. How much did you exchange?
  #Person1#: About $4500 worth.
  #Person2#: And how much was stolen?
  #Person1#: All of it.
  #Person2#: I see.