Task: Question Generation
Input (English): #1 return the  concluding of peace 
#2 return the  surrender of Uroš III 
#3 return when  was  #1 
#4 return when  was  #2 
#5 return difference in  months of #3 and  #4
Output (English): How many months passed between the concluding of peace and the surrender of Uroš III?