Detailed Instructions: 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: In the season 197980, led by coach Tomislav Kaloperovic, Napredak finished the championship as 4th and this in front of several Yugoslav top clubs Link Information: Tomislav Kaloperovic (; 31 January 1932 15 January 2002) Question: How old was Kaloperovic when FK Napredak Krusevac finished 4th in the standings?
Solution:
Answer: 47