Task: Question Generation
Input (English): #1 return employees 
#2 return #1 who  can fly the  Boeing 737-800 
#3 return #1 who  can fly the  Airbus A340-300 
#4 return #1 in both #2 and  #3 
#5 return names of  #4
Output (English): What are the names of all employees who can fly both the Boeing 737-800 and the Airbus A340-300?