If an image shows a wolf standing with its head bent down, behind part of a carcass.
return wolf ;return carcass ;return part of #2 ;return #1 standing behind #3 ;return head of #4 ;return #4 where  #5 is bent down ;return if  #6 is in  an image
['select', 'select', 'project', 'filter', 'project', 'comparative', 'boolean']