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.

[EX Q]: Context: The Waverley Route spawned a series of branches serving the towns and villages in the Scottish Borders: Link Information: none Answer: none
[EX A]: Was the waverly route entirely within the Scottish borders?

[EX Q]: 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 
[EX A]: What year did the Walk happen?

[EX Q]: Context: Adolphe's only son, William IV, Grand Duke of Luxembourg, obtained passage of a law confirming the right of his eldest daughter Link Information: Marie-Adélaïde never married nor had children Answer: 0
[EX A]:
How many children did Adolphe's oldest granddaughter have?