TASK DEFINITION: In this task, you're given an open-domain question. Your task is to provide an answer to the given question. There is only one unique answer for each question. Your answer should be short, and refer to an entity, date, number, etc. Do not put your answer in the context of a sentence.
PROBLEM: Who plays captain hook in once upon a time?

SOLUTION: Colin O'Donoghue

PROBLEM: What season does burke come back in grey's anatomy?

SOLUTION: 10th season

PROBLEM: When is the release date for ark survival evolved xbox one?

SOLUTION:
August 29, 2017