How many Australians who served in the war were not killed or wounded?
return Australians ;return #1 who  served in  the  war ;return #2 that were killed ;return #2 that were wounded ;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', 'filter', 'filter', 'filter', 'aggregate', 'aggregate', 'aggregate', 'arithmetic', 'arithmetic']