Q&A for professional and enthusiast programmers
SELECT p.Id AS [Post Link], p.Score, u.Id AS [User Link] FROM Users AS u INNER JOIN Posts AS p ON p.OwnerUserId = u.Id LEFT OUTER JOIN Posts AS p2 ON p2.OwnerUserId = u.Id AND p2.CreationDate < p.CreationDate INNER JOIN Badges AS b ON b.UserId = u.Id AND b.Name = 'Informed' AND b.Date > p.CreationDate WHERE p2.Id IS NULL AND u.CreationDate > '2013-01-17' -- when the first Informed badge was awarded AND p.Score >= 25 AND p.PostTypeId = 2