If there is a pot of plant with white flowers on top of a shelf.
return pot of plant ;return flowers ;return #2 that are white ;return #1 that is with #3 ;return shelf ;return #4 that is one top of #5 ;return number of  #6 ;return if  #7 is at least one
['select', 'select', 'filter', 'filter', 'select', 'filter', 'aggregate', 'boolean']