-- Database schema
| Categories : CategoryID [ INTEGER ] primary_key , CategoryName [ TEXT ] , Description [ TEXT ] | Customers : CustomerID [ INTEGER ] primary_key , CustomerName [ TEXT ] , ContactName [ TEXT ] , Address [ TEXT ] , City [ TEXT ] , PostalCode [ TEXT ] , Country [ TEXT ] | Employees : EmployeeID [ INTEGER ] primary_key , LastName [ TEXT ] , FirstName [ TEXT ] , BirthDate [ DATE ] , Photo [ TEXT ] , Notes [ TEXT ] | Shippers : ShipperID [ INTEGER ] primary_key , ShipperName [ TEXT ] , Phone [ TEXT ] | Suppliers : SupplierID [ INTEGER ] primary_key , SupplierName [ TEXT ] , ContactName [ TEXT ] , Address [ TEXT ] , City [ TEXT ] , PostalCode [ TEXT ] , Country [ TEXT ] , Phone [ TEXT ] | Products : ProductID [ INTEGER ] primary_key , ProductName [ TEXT ] , SupplierID [ INTEGER ] Products.SupplierID = Suppliers.SupplierID , CategoryID [ INTEGER ] Products.CategoryID = Categories.CategoryID , Unit [ TEXT ] , Price [ REAL ] | Orders : OrderID [ INTEGER ] primary_key , CustomerID [ INTEGER ] Orders.CustomerID = Customers.CustomerID , EmployeeID [ INTEGER ] Orders.EmployeeID = Employees.EmployeeID , OrderDate [ DATETIME ] , ShipperID [ INTEGER ] Orders.ShipperID = Shippers.ShipperID | OrderDetails : OrderDetailID [ INTEGER ] primary_key , OrderID [ INTEGER ] OrderDetails.OrderID = Orders.OrderID , ProductID [ INTEGER ] OrderDetails.ProductID = Products.ProductID , Quantity [ INTEGER ] |
-- -- Please list the territories whose sales are taken in charge by the employees who report to Andrew Fuller.

SELECT T3.TerritoryDescription FROM Employees AS T1 INNER JOIN EmployeeTerritories AS T2 ON T1.EmployeeID = T2.EmployeeID INNER JOIN Territories AS T3 ON T2.TerritoryID = T3.TerritoryID WHERE T1.ReportsTo = ( SELECT EmployeeID FROM Employees WHERE FirstName = 'Andrew' AND LastName = 'Fuller' );