If each image shows exactly one aqua balloon next to one red balloon.
return balloon ;return #1 that is  aqua ;return #1 that is  red ;return #2 that is  next to #3 ;return images of  #4 ;return number of #5 ;return images ;return number of #7 ;return if  #6 is  equal to #8
['select', 'filter', 'filter', 'filter', 'project', 'aggregate', 'select', 'aggregate', 'boolean']