TASK 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 _. There are several possible answers, you'll need to choose the proper one. Carefully read the given text, pay special attention to the marked number, think about what (unwritten) information the marked number holds inside, choose the most adequate word(s) from the optional answers. If none of them seems right to you, there's also an option for other. If your answer is "REFERENCE", also write the reference entity, otherwise write the implicit option name. Options to choose from are:
REFERENCE: Some object which is being mentioned in the text before or after the target number. The reference answer has a higher priority than any other. If both Reference and another answer are possible, prioritize the Reference.
YEAR: Describing a calendric year
AGE: Describing someone's age
CURRENCY: Reference to some monetary value e.g dollar, euro etc.
PEOPLE: Describing a single/plural persons
TIME: Describing a time of the day. Usually you can add the word o'clock after those numbers.
OTHER: Some other option, which isn't listed here.
PROBLEM: Stepmother:  It 's just Cinderella . She 's nothing but a nothing .
Prince Henry: Madam , it takes _ one _ , as they say , to know one .

SOLUTION: REFERENCE nothing

PROBLEM: María Almagro:  It was an accident ! That guy , that man , had a gun and ... I told him that I did n't know where you were , but ... there was a struggle and ... the gun went off .
Fermín de Pablo: No , Maria , no . The gun did n't go off by itself . Someone shot him from here , and it was n't a pistol . It was a 12-gauge shotgun .
María Almagro: No , no - no - no ... No , I swear to you .
Fermín de Pablo: The person who fired it was about six - feet tall . In this room there were three people , Maria . Three !
María Almagro: No ! No , I swear to you !
Fermín de Pablo: And do you know who fired it ?
María Almagro: I was the only _ one _ here .
Fermín de Pablo: It was Iván . Do you know how I know ? Because your son is the only person you 'd protect like this .

SOLUTION: PEOPLE

PROBLEM: Ken Nakamura:  Most of the FBI Agents showed up and started telling us how to handle our organized crime problem . Booth said nothing . _ Two _ , three days , just listening .
Dr. Temperance 'Bones' Brennan: He was quiet ? That that does not sound like Booth .
Ken Nakamura: Then he asked a question . He asked " How would you gentlemen handle * our * organized crime problem ? " He was respectful .
Dr. Temperance 'Bones' Brennan: That is the basis of your friendship ?
Ken Nakamura: That and the situation incited by a gallon of Sake on a police boat at Uruaga Harbor at dawn .

SOLUTION:
REFERENCE days