Write SQL query to solve given problem: Who is the sales person in charge of the territory with the id "9"? Provide their full name.. Keep the solution inside sql tag ```sql [SQL-Query] ```
SELECT T2.FirstName, T2.MiddleName, T2.LastName FROM SalesPerson AS T1 INNER JOIN Person AS T2 ON T1.BusinessEntityID = T2.BusinessEntityID WHERE T1.TerritoryID = 9