If each image shows a wagon hitched to a brown horse.
return wagon ;return horse ;return #2 that is brown ;return #1 hitched to  #3 ;return images of #4 ;return images ;return number of  #5 ;return number of  #6 ;return if  #7 is equal to  #8
['select', 'select', 'filter', 'filter', 'project', 'select', 'aggregate', 'aggregate', 'boolean']