premise: A man wearing a U.S. Navy uniform and a woman in a uniform are watching an even with worried expressions on their faces.
hypothesis: A serviceman is looking at something scary
explanation_1: What the serviceman is watching might not necessarily be scary.
explanation_2: A man in a u.s. navy uniform with a worried expression doesn't imply that he is looking at something that is scary.
explanation_3: You can not infer he is a serviceman.
premise_logic: (x)
hypothesis_logic: exists e1 s1 x1 x2 x3.(at(e1,x2) & Theme(s1,x3) & a_scary(s1) & (x2 = x3) & n_thing(x2) & Actor(e1,x1) & v_look(e1) & n_serviceman(x1))