Task: Question Generation
Input (English): #1 return managers 
#2 return employees of  #1 
#3 return number of #2 for each #1 
#4 return #1 where  #3 is  4 or  more 
#5 return departments of  #4 
#6 return ids of  #5
Output (English): Find the ids of the departments where any manager is managing 4 or more employees.