question: How many yards longer was San Diego's first field goal than the Dolphin's first field goal?
#1 return San Diego 
#2 return the  Dolphin 
#3 return field goals of #1 
#4 return field goals of #2 
#5 return first of #3 
#6 return first of #4 
#7 return yards of #5 
#8 return yards of #6 
#9 return difference #7 and  #8