How many more yards was Kurt Warner's touchdown pass to Anquan Boldin than Steve McNair's touchdown pass to Derrick Mason?
return Kurt Warner ;return touchdown passes of #1 ;return #2 to Anquan Boldin ;return yards of #3 ;return Steve McNair ;return touchdown passes of #5 ;return #6 to Derrick Mason ;return yards of #7 ;return difference of #4 and  #8
['select', 'project', 'filter', 'project', 'select', 'project', 'filter', 'project', 'arithmetic']