How many more people in Lourenço were not European than were?
return people ;return #1 in  Lourenço ;return #2 that were European ;return #2 besides  #3 ;return number of  #3 ;return number of  #4 ;return difference of #6 and  #5
['select', 'filter', 'filter', 'discard', 'aggregate', 'aggregate', 'arithmetic']