What is the full name of the second oldest person in the company at the time he was hired?
age at the time of being hired = SUBTRACT(HireDate, BirthDate); full name = FirstName+MiddleName+LastName;
SELECT T2.FirstName, T2.MiddleName, T2.LastName FROM Employee AS T1 INNER JOIN Person AS T2 ON T1.BusinessEntityID = T2.BusinessEntityID ORDER BY STRFTIME('%Y', T1.HireDate) - STRFTIME('%Y', T1.BirthDate) DESC LIMIT 1, 1