instruction:
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.
question:
Context: He graduated from the Air Command and Staff College in 1961 Link Information: none Answer: none
answer:
How many people graduate from the Air Command and Staff College in a year?


question:
Context: On 15 June Sinn Féin's Gerry Adams met with Theresa May, telling her that he thought she was in breach of the Good Friday Agreement. Link Information: The agreement is made up of two inter-related documents, both agreed in Belfast on Good Friday, 10 April 1998: Answer: 10 April 1998
answer:
When was the Good Friday Agreement established?


question:
Context: Beale was born in 1948 Link Information: none Answer: none
answer:

What was the size of Princeton's endowment the year Beale was born?