premise: A man is doing tricks on a skateboard.
hypothesis: A tall human doing tricks
explanation_1: A man is not assumed to be tall.
explanation_2: Just because a man is doing tricks on a skateboard doesn't mean he is tall.
explanation_3: Not all men are tall.
premise_logic: exists e1 x1 x2 x3.(on(e1,x3) & n_skateboard(x3) & Theme(e1,x2) & Actor(e1,x1) & v_do(e1) & n_trick(x2) & n_man(x1))
hypothesis_logic: exists e1 s1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_do(e1) & n_trick(x3) & (x1 = x2) & n_human(x1) & a_tall(s1) & Theme(s1,x1))