premise: A climber is hanging on a rocky ledge high over a bridge.
hypothesis: A man is walking on a bridge.
explanation_1: climber can be male or female. a person cannot be hanging and walking at the same time. one is on a bridge, the other on a ledge.
premise_logic: exists e1 s1 x1 x2 x3 x4.(on(e1,x2) & over(x2,x4) & n_bridge(x4) & n_high(x2) & of(x2,x3) & n_ledge(x3) & a_rocky(s1) & Theme(s1,x2) & Actor(e1,x1) & v_hang(e1) & n_climber(x1))
hypothesis_logic: exists e1 x1 x2.(on(e1,x2) & n_bridge(x2) & Actor(e1,x1) & v_walk(e1) & n_man(x1))
premise_sim: exists e1 s1 x1 x2 x3 x4.(v_hang(e1) & over(x2,x4) & on(e1,x2) & of(x2,x3) & n_ledge(x3) & n_high(x2) & n_climber(x1) & n_bridge(x4) & a_rocky(s1) & Theme(s1,x2) & Actor(e1,x1))
hypothesis_sim: exists e1 x1 x2.(v_walk(e1) & on(e1,x2) & n_man(x1) & n_bridge(x2) & Actor(e1,x1))