premise: A man high on a tightrope walks and balances.
hypothesis: A man is working at the circus.
explanation_1: A man on a tight rope balancing need not necessarily be working in a circus.
explanation_2: The fact a man is high on a tightrope walking and balancing doesn't mean he is working at the circus
explanation_3: A stuntman can walk on a tightrope in places other than a circus.
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 x2.(n_circus(x2) & at(e1,x2) & Actor(e1,x1) & v_work(e1) & n_man(x1))