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: In 1126, Vicelinus decided to travel to Madgeburg, in order to see St. Norbert, who at that time was the archbishop. Link Information: 

In 1126 Pope Honorius II appointed Norbert to the Archbishopric of Magdeburg Answer: 1
Example Output: How many years had St. Norbert held the position of archbishop when he was visited by Vicelinus?

Example Input: Context: Henry's famous Walk to Canossa Link Information: The Road to Canossa, sometimes called the Walk to Canossa (/Kanossa) or Humiliation of Canossa (), refers to Holy Roman Emperor Henry IV's trek to Canossa Castle, Italy, where Pope Gregory VII was staying as the guest of Margravine Matilda of Tuscany, at the height of the investiture controversy in January 1077 Answer: 1077 
Example Output: What year did the Walk happen?

Example Input: Context: Ōe Tokihiro Link Information: Ōe Tokihiro, the younger son of Ōe no Hiromoto Answer: 1148
Example Output:
When was Ōe Tokihiro's father born?