If one white dog and one brown dog are sleeping.
return dogs ;return #1 that are white ;return #1 that are brown ;return #2 that are sleeping ;return #3 that are sleeping ;return number of  #4 ;return number of  #5 ;return if  #6 is equal to  one ;return if  #7 is equal to  one ;return if  both  #8 and #9 are true
['select', 'filter', 'filter', 'filter', 'filter', 'aggregate', 'aggregate', 'boolean', 'boolean', 'boolean']