premise: A man leads the way in a race.
hypothesis: The man is running a marathon.
explanation_1: Not all races are a marathon.
explanation_2: Just because a man leads the way in a race it does not mean he is running a marathon.
explanation_3: We do not know if the man is running in a marathon. There are many competitive races in which he could be leading.
premise_logic: exists e1 x1 x2 x3.(n_way(x2) & Theme(e1,x2) & Actor(e1,x1) & v_lead(e1) & in(x2,x3) & n_race(x3) & n_man(x1))
hypothesis_logic: exists e1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_run(e1) & n_marathon(x2))
premise_sim: exists e1 x1 x2 x3.(v_lead(e1) & n_way(x2) & n_race(x3) & n_man(x1) & in(x2,x3) & Theme(e1,x2) & Actor(e1,x1))
hypothesis_sim: exists e1 x1 x2.(v_run(e1) & n_marathon(x2) & n_man(x1) & Theme(e1,x2) & Actor(e1,x1))