premise: A man is skating through a tunnel.
hypothesis: The man is wearing a helmet.
explanation_1: Just because the man is skating doesn't mean that he is wearing a helmet.
premise_logic: exists e1 x1 x2.(through(e1,x2) & n_tunnel(x2) & Actor(e1,x1) & v_skate(e1) & n_man(x1))
hypothesis_logic: exists e1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_helmet(x2))
premise_sim: exists e1 x1 x2.(v_skate(e1) & through(e1,x2) & n_tunnel(x2) & n_man(x1) & Actor(e1,x1))
hypothesis_sim: exists e1 x1 x2.(v_wear(e1) & n_man(x1) & n_helmet(x2) & Theme(e1,x2) & Actor(e1,x1))