Instructions: 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: Wizard:  In a universe chock full of planet busters , Majin Buu is one of the strongest . He 's destroyed entire galaxies by systematically obliterating each planet one by _ one _ over time .
Boomstick: He 's defeated most of Dragonball Z 's most powerful characters , including Vegeta , Gotenks , and Gohan .
Wizard: He one - shot the king of the demon realm , and easily bested the Supreme Kais .
Boomstick: Who are like the gods of other gods , so needless to say , Buu is pretty frickin ' strong .
Wizard: But he 's also extremely cocky , caring little about strategy or personal safety , and while his regenerative ability seems to make him indestructible , Buu is one of the only Dragonball characters who 's body has been visibly affected by ordinary bullets .
Boomstick: And while being able to destroy planets , his body 's not tough enough to take the explosion , forcing him to regenerate from a mass of pink particles .
Wizard: Despite having the mind of a child and the body of Play - Doh , Majin Buu might just be the deadliest villain in Dragonball history .
Output:
REFERENCE planet