TASK DEFINITION: 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.
PROBLEM: Context: the river passes through Yellowtail Dam and Afterbay Dam Link Information: The dam was authorized in 1944 and groundbreaking was in 1961;  Answer: 1961

SOLUTION: What year did construction begin on the dam that the river passes through before Afterbay Dam?

PROBLEM: Context: Essex skippers' other foods include creeping soft grass Link Information: none Answer: none

SOLUTION: Of the grasses that the essex skipper eats, which is the longest?

PROBLEM: Context: In 1859, the Diocese of St Helena was created for Saint Helena and Ascension Island Link Information: none Answer: none

SOLUTION:
How long after Saint Helena was canonized was the Diocese of St Helena created?