How many yards longer was Ochocinco's second half touchdown compared to his first half touchdown?
return Ochocinco ;return touchdowns of #1 ;return #2 in  the  second half  ;return #2 in  the  first half  ;return yards of #3 ;return yards of #4 ;return the  difference of #5 and  #6
['select', 'project', 'filter', 'filter', 'project', 'project', 'arithmetic']