If there are are least three colored poles in between a white balcony fence.
return poles ;return #1 that are colored ;return balcony fence ;return #3 that is white ;return #2 that are in  between #4 ;return the  number of  #5 ;return if  #6 is at least three
['select', 'filter', 'select', 'filter', 'filter', 'aggregate', 'boolean']