premise: An old woman watches a man look down at some balls on the ground.
hypothesis: Two people are sleeping on the train.
explanation_1: The old woman can't be two people.
explanation_2: People that look down at some balls on the ground. cannot be sleeping.
explanation_3: You cannot be sleeping and looking down at some balls on the ground at the same time.
premise_logic: exists e1 s1 s2 x1 x2 x3 x4 x5.(n_ground(x5) & on(e1,x5) & at(e1,x4) & n_ball(x4) & a_down(s2) & Manner(e1,s2) & Theme(e1,x2) & Actor(e1,x1) & v_watch(e1) & n_look(x2) & of(x2,x3) & n_man(x3) & n_woman(x1) & a_old(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 x1 x2.(n_train(x2) & on(e1,x2) & Actor(e1,x1) & v_sleep(e1) & n_people(x1) & card_eq_2(x1))