How many points did the Pacers win game 7 against the Celtics by?
return game 7 of the  Pacers against the Celtics ;return points of the  Pacers of  #1 ;return points of the  Celtics of  #1 ;return number of  #2 ;return number of  #3 ;return the  difference of #4 and  #5
['select', 'project', 'project', 'aggregate', 'aggregate', 'arithmetic']