answer: #Person1# asks #Person2# some questions about the U.S., such as the holidays, the Father of the state, and the great president.
documents: #Person1#: How many holidays do you have in the U.S.?
  #Person2#: Er, I'm not quite sure. I just know some.
  #Person1#: For example?
  #Person2#: Mmm..., Mother's Day, National Day, Thanksgiving Day, Christmas Day, New Year's Day, and Valentine's Day.
  #Person1#: Not bad. When does its National Day come? And the Valentine's Day?
  #Person2#: The National Day comes on July 4th and the latter on February 14th.
  #Person1#: Talking of the National Day, who is the Father of the state? Benjamin Franklin or George Washington?
  #Person2#: George Washington, of course.
  #Person1#: Besides Washington, who else is regarded as a great president?
  #Person2#: Abraham Lincoln, I'm one hundred per cent sure.