This image is a diagram that shows how the Orders table maps to the Customers table. The Customers table is represented as a box that shows the Primary Key (PK) as CustomerID, and also shows examples such as CompanyName and ContactName.
The Orders table is represented as a box that shows the Primary Key (PK) as OrderID, which is also shown as Foreign Key 2 (FK2). Foreign Key 1 (FK1) is shown as CustomerID. Entries are also shown for ShippedDate and ShipAddress.
An arrow points from Orders to Customers.