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: Bradley was later cast as the First Doctor William Hartnell Link Information: Hartnell played the first incarnation of the Doctor in Doctor Who, from 1963 to 1966. Question: What year did the original actor portray the character that Bradley was last cast as?

SOLUTION: Answer: 1963 to 1966

PROBLEM: Context: He later taught Communications at the University of North Carolina at Charlotte. Link Information: none Question: In what country did Raiford teach communications?

SOLUTION: Answer: none

PROBLEM: Context: Another recurring character in the series was Little Quacker the duckling, who was later adapted into the Hanna-Barbera character Yakky Doodle. Link Information: none Question: Who was the creator of the duck character Yakky Doodle?

SOLUTION:
Answer: none