How many yards longer was Ben Roethlisberger's second touchdown pass to Santonio Holmes compared to his first?
return Ben Roethlisberger ;return touchdown passes of #1 ;return #2 to Santonio Holmes ;return second of #3 ;return first of #3 ;return yards of #4 ;return yards of #5 ;return difference of #6 and  #7
['select', 'project', 'filter', 'project', 'aggregate', 'project', 'project', 'arithmetic']