Given the task definition and input, reply with output. 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.

Riley Vashtee:  These doors ' trip code is the answer to a random question set by the crew . Nine tours back , we got drunk , thought them up . Reckoning was , if we 're hijacked , we 're the only ones who know all the answers .
Martha Jones: So you type in the right answer ...
Riley Vashtee: This sends a remote pulse to the clamp . But we only get one chance per door . Get it wrong , the whole system freezes .
Martha Jones: Better not get it wrong , then .
Riley Vashtee: Okay . ' Date of the SS Pentalian 's first flight ? ' That 's all right . Go !
Martha Jones: Yes !
Riley Vashtee: _ Twenty eight _ more to go !
Riley Vashtee: '
Riley Vashtee: Find the next number in the sequence : 313 , 331 , 367 ... ? ' What ?
Martha Jones: You said the crew knew all the answers .
Riley Vashtee: The crew 's changed since we set the questions .
OTHER