If there is one round soap dispenser with the spout pointing to the left.
return soap dispenser ;return #1 that is round ;return spout of #2 ;return #2 where  #3 is pointing to  the  left ;return number of  #4 ;return if  #5 is equal to  one
['select', 'filter', 'project', 'comparative', 'aggregate', 'boolean']