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.
Input: Wheeler:  Gi ! Gi ! You 're older .
Gi: I am told I look pretty good for over _ fifty _ . Now who are * you * , young man ? And how did you get on my island ?
Wheeler: " Young man " ? But it 's me , Wheeler . Boy , I 've missed you !
Gi: I do n't recognize you ...
Wheeler: Of * course * she does n't . I changed history so - we never met !
Wheeler: I
Wheeler: guess you remind me of someone I once knew . Someone who cared a great deal about the planet .
Gi: Long ago , I was given this ring . I use it to help whenever I can - like saving * this * creature . One of the last dolphins or Earth .
Wheeler: "
Wheeler: Last dolphins " ? But there must be millions of them !
Gi: Right . Maybe thirty years ago . Now they are one of the few species that are not yet extinct . Water !
Wheeler: Extinct
Wheeler: ? How ?
Gi: Overfishing , pollution . You name it .
Wheeler: Then why are you living here like a hermit ? You could be out using your power to change the world !
Gi: Oh , sure , change the world ! When I was young I tried joining a group called the Planeteers , but not enough people came .
Wheeler: " Not enough people " ?
Gi: Thas 's why I do n't miss people . Now you had better find shelter . The eye of the storm is passing .
Wheeler: Gi , wait ! It 's not too late ! You and I can * still * be Planeteers !
Gi: Wake up and smell the carbon dioxide . It 's too late for this world . It 's all I can do to save a few dolphins .

AGE