Task: Question Decomposition
Input (English): question: what is the name of the instructor who is in Statistics department and earns the lowest salary?
Output (English): #1 return instructors 
#2 return departments of  #1 
#3 return #1 where #2 is  Statistics 
#4 return salaries of  #3 
#5 return #3 where #4 is  lowest 
#6 return name of  #5