question: How many more yards was Kris Browns's first field goal over his second?
#1 return Kris Browns 
#2 return field goals of #1 
#3 return the  first of #2 
#4 return the  second of #2 
#5 return yards of #3 
#6 return yards of #4 
#7 return the  difference of #5 and  #6