If an image shows a horizontal row of beagle hounds, with no humans present.
return beagle hounds ;return #1 in  a  horizontal row ;return images of #2 ;return humans in  #3 ;return number of  #4 for each  #3 ;return #3 where  #5 is equal to  zero ;return number of  #6 ;return if  #7 is equal to  one
['select', 'filter', 'project', 'project', 'group', 'comparative', 'aggregate', 'boolean']