If one image shows a dog wearing a harness and the other shows a dog wearing a shirt.
return one image ;return dog  in  #1 ;return harness in  #1 ;return if  #2 is wearing  #3 ;return the  other image ;return dog  in  #5 ;return shirt in  #5 ;return if  #6 is wearing  #7 ;return if  both  #4 and #8 are true
['select', 'project', 'project', 'boolean', 'select', 'project', 'project', 'boolean', 'boolean']