If one vase is the exact size and shape as another one of the vases.
return vases ;return size of #1 ;return shape of #1 ;return #1 where  #2 are equal ;return #4 where  #3 are equal ;return number of  #5 ;return if  #6 is equal to  two
['select', 'project', 'project', 'comparative', 'comparative', 'aggregate', 'boolean']