Task: Question Generation
Input (English): #1 return the  battles 
#2 return ships lost in  the  'English Channel of #1 
#3 return number of  #2 for each #1 
#4 return #1 where #3 is equal to zero 
#5 return names of #4 
#6 return results of #4 
#7 return bulgarian commanders of #4 
#8 return #5 ,  #6 ,   #7
Output (English): Show names, results and bulgarian commanders of the battles with no ships lost in the 'English Channel'.