SAIL Recipes give you an opportunity to explore different interface design patterns. To learn how to directly use SAIL recipes within your interfaces, see Adapt a SAIL Recipe to Work with My Applications.
Allow users to choose from a long text array using an autocompleting picker and prevent any choice from being picked multiple times by ignoring duplicate user selections.
The main expression uses a supporting rule, so let's create them first.
Now that we've created the supporting rule, let's move on to the main expression.