If all the chimneys appear to be made of unpainted red brick.
return chimneys ;return bricks ;return #2 that are red ;return #3 that are unpainted ;return #1 made of #4 ;return number of  #5 ;return number of  #1 ;return if  #6 is equal to  #7
['select', 'select', 'filter', 'filter', 'filter', 'aggregate', 'aggregate', 'boolean']