See Below.
The initial plan for the program has not changed. But now there is detail for each of the small tasks of the program. This can keep going on until all the detail is complete.
Initial Task DO WHILE not yet done 'Repeated Task Repeated Task 1 Repeated Task 2 Repeated Task 3 LOOP ' Final Task IF test-between-choices THEN Final Task A ELSE Final Task B END IF END
Could Repeated Task 2 be expanded into greater detail if it is needed?