Task: Question Decomposition
Input (English): question: What are the full names of employees who with in department 70 or 90?
Output (English): #1 return employees 
#2 return departments of  #1 
#3 return #1 where #2 is  70 
#4 return #1 where #2 is  90 
#5 return #3 or  #4 
#6 return full names of  #5