premise: An old man with a package poses in front of an advertisement.
hypothesis: A man walks by an ad.
explanation_1: The man poses in front of the advertisement therefore he did not walk by it.
explanation_2: A man cannot be walking by an ad while posing in front of it.
explanation_3: poses  is different from walks.
premise_logic: exists e1 s1 x1 x2 x3 x4.(in(e1,x3) & of(x3,x4) & n_advertisement(x4) & n_front(x3) & Actor(e1,x1) & v_pose(e1) & with(x1,x2) & n_package(x2) & n_man(x1) & a_old(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 x1 x2.(by(e1,x2) & n_ad(x2) & Actor(e1,x1) & v_walk(e1) & n_man(x1))
premise_sim: exists e1 s1 x1 x2 x3 x4.(with(x1,x2) & v_pose(e1) & of(x3,x4) & n_package(x2) & n_man(x1) & n_front(x3) & n_advertisement(x4) & in(e1,x3) & a_old(s1) & Theme(s1,x1) & Actor(e1,x1))
hypothesis_sim: exists e1 x1 x2.(v_walk(e1) & n_man(x1) & n_ad(x2) & by(e1,x2) & Actor(e1,x1))