premise: Two people stand before an ambulance.
hypothesis: Two people are crossing the street in front of an ambulance.
explanation_1: two people standing before an ambulance does not imply they are crossing street in front of an ambulance
premise_logic: exists e1 x1 x2.(before(e1,x2) & n_ambulance(x2) & Actor(e1,x1) & v_stand(e1) & n_people(x1) & card_eq_2(x1))
hypothesis_logic: exists e1 x1 x2 x3 x4.(n_street(x2) & in(e1,x3) & of(x3,x4) & n_ambulance(x4) & n_front(x3) & Theme(e1,x2) & Actor(e1,x1) & v_cross(e1) & n_people(x1) & card_eq_2(x1))
premise_sim: exists e1 x1 x2.(v_stand(e1) & n_people(x1) & n_ambulance(x2) & card_eq_2(x1) & before(e1,x2) & Actor(e1,x1))
hypothesis_sim: exists e1 x1 x2 x3 x4.(v_cross(e1) & of(x3,x4) & n_street(x2) & n_people(x1) & n_front(x3) & n_ambulance(x4) & in(e1,x3) & card_eq_2(x1) & Theme(e1,x2) & Actor(e1,x1))