If there are 2 geese with black and white heads standing on the grass with their shadow next to them
return geese ;return heads of #1 ;return #1 where  #2 are black and white ;return the  grass ;return #3 standing on #4 ;return shadows of #5 ;return #5 with #6 next to  them ;return number of  #7 ;return if  #8 is equal to  two
['select', 'project', 'comparative', 'select', 'filter', 'project', 'filter', 'aggregate', 'boolean']