If one basset hound is looking up with its nose pointed into the air.
return basset hounds ;return #1 that are  looking up ;return nose of  #2 ;return #2 where #3 is  pointed into the  air ;return number of #4 ;return if  #5 is  equal to one
['select', 'filter', 'project', 'comparative', 'aggregate', 'boolean']