premise: One person is exiting the bottom of a long escalator while another has just entered at the bottom.
hypothesis: Some people are on an escalator.
explanation_1: One person is exiting an escalator while another is just entering at the bottom so some people are on an escalator.
premise_logic: exists e1 p1 s1 x1 x2 x3.(n_bottom(x2) & n_bottom(x2) & exists e2 s2 x4.(a_just(s2) & Manner(e2,s2) & at(e2,x2) & Actor(e2,x4) & v_enter(e2) & n_thing(x4)) & while(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_exit(e1) & of(x2,x3) & n_escalator(x3) & a_long(s1) & Theme(s1,x3) & n_person(x1) & card_eq_1(x1))
hypothesis_logic: exists p1 x1.(exists x2.(on(x1,x2) & n_escalator(x2)) & n_people(x1))
premise_sim: exists e1 p1 s1 x1 x2 x3.(while(e1,p1) & v_exit(e1) & of(x2,x3) & n_person(x1) & n_escalator(x3) & n_bottom(x2) & exists e2 s2 x4.(v_enter(e2) & n_thing(x4) & at(e2,x2) & a_just(s2) & Manner(e2,s2) & Actor(e2,x4)) & card_eq_1(x1) & a_long(s1) & Theme(s1,x3) & Theme(e1,x2) & Actor(e1,x1))
hypothesis_sim: exists x1.(n_people(x1) & exists x2.(on(x1,x2) & n_escalator(x2)))