How many yards longer was the touchdown pass that Roethlisberger threw in the second quarter than the pass that Henne threw in the second quarter?
return Roethlisberger ;return Henne ;return touchdown pass of #1 ;return pass of #2 ;return #3 in  the  second  quarter ;return #4 in  the  second  quarter ;return yards of #5 ;return yards of #6 ;return the  difference of #7 and  #8
['select', 'select', 'project', 'project', 'filter', 'filter', 'project', 'project', 'arithmetic']