If there are  two canopies that white beds and at least one is square.
return canopies ;return beds ;return #2 that are white ;return #1 that are with #3 ;return number of  #4 ;return if  #5 is equal to  two ;return #4 that is square ;return number of  #7 ;return if  #8 is at least one ;return if  both  #6 and #9 are true
['select', 'select', 'filter', 'filter', 'aggregate', 'boolean', 'filter', 'aggregate', 'boolean', 'boolean']