In this task, you're given a context, further information available on a particular linked term from the statement, and an answer term. Your job is to generate a question that can use the information provided to obtain the given answer. You should use the information on both context and link information to create the question. Note that the answer to the question should be exactly the given answer, and if the answer is none, the answer to the question shouldn't be obtainable from the context or linked information.

Example Input: Context: She previously taught at the London School of Economics, New York University, and the University of Chicago. Link Information: 

The London School of Economics (officially the London School of Economics and Political Science, often referred to as LSE) is a public research university located in London, England Answer: London, England
Example Output: What cities had Chen taught in before she took the job as the Malcolm K. Brachman Professor of Economics at Yale?

Example Input: Context: defensive tackle "Refrigerator" Perry as a running back in a touchdown play at Lambeau Field, against the Packers Link Information: The home field of the Green Bay Packers of the National Football League (NFL), it opened in 1957 Answer: 1957 
Example Output: When was the field where "Refrigerator" Perry was used as a running back built?

Example Input: Context: The cartoon's first appearance in The Simpsons was in the 1990 episode "There's No Disgrace Like Home". Link Information: 

"There's No Disgrace Like Home" is the fourth episode of The Simpsons' first season. It first aired on the Fox network in the United States on January 28, 1990 Answer:  January 28, 1990
Example Output:
What was the exact date that the episode in which The Itchy & Scratchy Show made its debut aired?