question: How many more wins than loses did the Redskins have in the 1991-1992 NFL season?
#1 return the  Redskins 
#2 return wins of #1 
#3 return #2 in  the  1991-1992 NFL season 
#4 return loses of #1 
#5 return #2 in  the  1991-1992 NFL season 
#6 return number of  #3 
#7 return number of  #5 
#8 return difference of #6 and  #7