Task: Question Generation
Input (English): #1 return the  Metz campaign 
#2 return cost in  millions of ducats of  #1 
#3 return Charles V 
#4 return millions of ducats borrowed of  #3 
#5 return the  difference of #2 and  #4
Output (English): How many fewer million ducats did the Metz campaign cost than what Charles V borrowed?