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: 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: The victory was UBC's fourth Vanier Cup overall, tying the Calgary Dinos for the all-time record among CWUAA member universities. Link Information: none Answer: none
answer:
In what years did the Calgary Dinos win the Vanier Cup?


question:
Context: he was given command of the "Caorle" Battalion of the Marine Regiment, deployed on the Piave River. Link Information: It begins in the Alps Answer: Alps
answer:

What is the source of the river on which Tur commanded the "Carole" Battalion?