If there are two more bottles in one of the images than in the other.
return one image ;return the  other image ;return bottles in  #1 ;return bottles in  #2 ;return number of  #3 ;return number of  #4 ;return the  difference of #5 and #6 ;return if  #7 is equal to  two
['select', 'select', 'project', 'project', 'aggregate', 'aggregate', 'arithmetic', 'boolean']