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'.

Context: Tuck's favorite football teams were the San Francisco 49ers and the Dallas Cowboys, but his favorite sport was basketball. Link Information:

Invented in 1891 by Canadian-American gym teacher James Naismith in Springfield, Massachusetts, United States, basketball has evolved to become one of the world's most popular and widely viewed sports Question: When was Tuck's favorite sport invented?
Answer: 1891