premise: A man a woman posing for a picture.
hypothesis: A happy young couple are posing for a portrait.
explanation_1: A man and a woman posing for a picture do not necessarily have to be happy, young, or a couple. Also not all pictures are portraits.
explanation_2: It is not a must for the man and woman posing for a picture to be happy.
explanation_3: A man and a woman are not assumed to be a happy young couple.
premise_logic: all x1.(n_woman(x1) -> exists e1 x2 x3 x4.(a_topic(x2) & for(e1,x4) & n_picture(x4) & Actor(e1,x3) & v_pose(e1) & (x2 = x3) & for(x2,x1) & n_man(x2)))
hypothesis_logic: exists e1 s1 s2 x1 x2.(for(e1,x2) & n_portrait(x2) & Actor(e1,x1) & v_pose(e1) & n_couple(x1) & a_young(s2) & Theme(s2,x1) & a_happy(s1) & Theme(s1,x1))