If all bed drapery is hanging from a central point above a bed.
return bed draperies ;return bed ;return central point above #2 ;return #1 that is  hanging from  #3 ;return number of #1 ;return number of #4 ;return If #5 is  equal to #6
['select', 'select', 'project', 'filter', 'aggregate', 'aggregate', 'boolean']