TASK DEFINITION: In this task, you're given a statement, further information available on a particular linked term from the statement, and a question. Your job is to generate the answer to the question by using the information provided. If there is no clear answer obtainable, output 'none'.
PROBLEM: Context: The Derg overthrew the Ethiopian Empire and Emperor Haile Selassie in a coup d'état on 12 September 1974, Link Information: Haile Selassie I (, ; born Lij Tafari Makonnen Woldemikael; 23 July 1892 – 27 August 1975) was Crown Prince and Regent of the Ethiopian Empire from 1916 to 1928, and then King and Regent from 1928 to 1930, and finally Emperor from 1930 to 1974. Question: How many years had the Emperor Haile Selassie been in power when the Derg overthrew his rule in 1974?

SOLUTION: Answer: 58

PROBLEM: Context: The single was not the label's first choice to release for the group's US return, as they initially wanted to release the Mutt Lange-produced Link Information: Jive Records was an American record label under the RCA Music Group formed in 1981 Question: When was Jive Records founded?

SOLUTION: Answer: 1981

PROBLEM: Context: She met her future husband, petroleum geologist Theron Wasson, whom she married in 1920 Link Information: Theron Rhodes Wasson (1887-1970) Question: At what age did Theron Wasson marry Isabel Wasson?

SOLUTION:
Answer: 33