How many people were either in a female house with no husband, a male house with no wife, or ina POSSLQ?
return people ;return #1 that were in  a female house with no husband ;return #1 that were in  a male house with no wife ;return #1 in  a POSSLQ ;return number of  #2 ;return number of  #3 ;return number of  #4 ;return sum of #5 and  #6 ;return sum of #7 and  #8
['select', 'filter', 'filter', 'filter', 'aggregate', 'aggregate', 'aggregate', 'arithmetic', 'arithmetic']