How many of Washington's troops were not raw recruits or militia?
return Washington ;return troops of #1 ;return #2 that were raw recruits ;return #2 that were militia ;return number of  #2 ;return number of  #3 ;return number of  #4 ;return sum of #6 and  #7 ;return difference of #5 and  #8
['select', 'project', 'filter', 'filter', 'aggregate', 'aggregate', 'aggregate', 'arithmetic', 'arithmetic']