If two long-beaked birds are shown in flight, both with wings outspread, but one with them pointed downward, and the other with them pointed upward.
return birds ;return #1 that are long-beaked ;return #2 that are in  flight ;return wings of #3 ;return #3 where  #4 are outspread ;return #3 where  #4 are pointed downward ;return #3 where  #4 are pointed upward ;return #3 in  both  #5 and #6 ;return #3 in  both  #5 and #7 ;return number of  #8 ;return number of  #9 ;return if  #10 is equal to  one ;return if  #11 is equal to  one ;return if  both  #12 and #13 are true
['select', 'filter', 'filter', 'project', 'comparative', 'comparative', 'comparative', 'intersection', 'intersection', 'aggregate', 'aggregate', 'boolean', 'boolean', 'boolean']