If in one of the pictures, two wolves are cuddling, and in the other, a wolf is alone and there is a tree or tree bark visible.
return one picture ;return wolves in  #1 ;return #2 that are  cuddling ;return number of #3 ;return if  #4 is  equal to two ;return the  other picture ;return wolves in  #6 ;return #7 that are  alone ;return number of #8 ;return tree  in  #6 ;return tree  bark in  #6 ;return #10 ,   #11 ;return if  #12 are  visible ;return if  #9 is  equal to one ;return if  both  #13 and #14 are  true ;return if  both  #15 and #5 are  true
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