premise: A man high on a tightrope walks and balances.
hypothesis: A is falling.
explanation_1: If one is balancing they cannot be falling
explanation_2: You cannot be falling at the same time as you are balancing.
explanation_3: Man can't fall if he walks and balances
premise_logic: exists e1 e2 x1 x2 x3 x4 x5 x6.(Actor(e2,x4) & v_balance(e2) & on(x4,x6) & n_tightrope(x6) & n_high(x4) & of(x4,x5) & n_man(x5) & Actor(e1,x1) & v_walk(e1) & on(x1,x3) & n_tightrope(x3) & n_high(x1) & of(x1,x2) & n_man(x2))
hypothesis_logic: exists e1 x1.(Actor(e1,x1) & v_fall(e1) & n_a(x1))