instruction: Closed questions with answers by high-reputation users.
response: SELECT questions.Id AS "post_link", Users.Id AS "user_link", questions.CreationDate, questions.ClosedDate FROM Posts AS answers JOIN Posts AS questions ON answers.ParentId = questions.Id JOIN Users AS users ON Users.Id = answers.OwnerUserId WHERE NOT questions.ClosedDate IS NULL AND Users.Reputation >= '##reputationThreshold?3000##' ORDER BY questions.ClosedDate DESC