question: How many is the difference in yards of the TD run by Harvin and the TD pass caught by Quarless?
#1 return Harvin 
#2 return TD  run of #1 
#3 return yards of #2 
#4 return Quarless 
#5 return TD  pass caught by #4 
#6 return yards of #5 
#7 return difference of #3 and  #6