instruction:
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.
question:
Ludwig Von Drake:  One of the most important chapters in my book is the _ one _ on what to do with the kids during summer vacation . Well whatever you do , get them out of the house , go to the mountains , go to the beach , go anywhere , but go ! Or you 're gon na go nuts ! Had I known that Family X was going to be on the go so much , I would've chosen Family Y ! But I was determined to hang on until my research was completed .
answer:
REFERENCE chapters


question:
Professor Zei:  An Air Nomad , right in front of me . Professor Zei , head of anthropology at Ba Sing Se University .
Professor Zei: Tell
Professor Zei: me , which of the Air temples do you hail from ?
Aang: The Southern Temple .
Professor Zei: Oh , splendid ! Now , tell me , what was the primary agricultural product of your people ?
Aang: Uh , are fruit pies an agricultural product ?
Professor Zei: Oh , truly fascinating . That is _ one _ for the journal .
answer:
OTHER


question:
Jenny:  Head in the clouds , that _ one _ . I do n't know why you 're so sweet on him .
Martha Jones: He 's just kind to me , that 's all . And not everyone 's that considerate , what with me being a ...
Jenny: ... Londoner ?
Martha Jones: Exactly ! Good old London Town !
answer:
PEOPLE