If the left and right image contains the same number of phones that a vertical.
return the  left image ;return the  right image ;return phones in  #1 ;return phones in  #2 ;return #3 that are vertical ;return #4 that are vertical ;return number of  #5 ;return number of  #6 ;return if  #7 is equal to  #8
['select', 'select', 'project', 'project', 'filter', 'filter', 'aggregate', 'aggregate', 'boolean']