How many points did the Dolphins lead the Bills at the start of the second quarter?
return the  Bills ;return points of #1 ;return #2 at the  start of the   second quarter ;return sum of #3 ;return the  Dolphins ;return points of #5 ;return #6 at the  start of the   second quarter ;return sum of #7 ;return difference of #8 and  #4
['select', 'project', 'filter', 'aggregate', 'select', 'project', 'filter', 'aggregate', 'arithmetic']