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 his pro debut, on May 25, 1956, Burk pinch-ran for catcher Andy Seminick. Link Information: At the age of 23, Seminick made his major league debut on September 14, 1943. Question: How many years of professional experience did Andy Seminick have when Mack Burk pitch-ran for the catcher?
Solution:
Answer: 13