How many more field goals did Adam Vinatieri make over Dave Rayner?
return Adam Vinatieri ;return field goals of #1 ;return number of  #2 ;return Dave Rayner ;return field goals of #4 ;return number of  #5 ;return difference of #3 and  #6
['select', 'project', 'aggregate', 'select', 'project', 'aggregate', 'arithmetic']