premise: A man takes a nap on the sidewalk in a busy city.
hypothesis: A man is sitting in an open field.
explanation_1: A sidewalk is not the same as an open field.
explanation_2: There cannot be a sidewalk in the field.
explanation_3: You dont nap sitting up.  A sidewalk is not positioned in an open field.
premise_logic: exists e1 s1 x1 x2 x3 x4.(n_sidewalk(x3) & Theme(e1,x2) & Actor(e1,x1) & v_take(e1) & on(x2,x3) & in(x3,x4) & n_city(x4) & a_busy(s1) & Theme(s1,x4) & n_nap(x2) & n_man(x1))
hypothesis_logic: exists e1 s1 x1 x2.(in(e1,x2) & n_field(x2) & a_open(s1) & Theme(s1,x2) & Actor(e1,x1) & v_sit(e1) & n_man(x1))
premise_sim: exists e1 s1 x1 x2 x3 x4.(v_take(e1) & on(x2,x3) & n_sidewalk(x3) & n_nap(x2) & n_man(x1) & n_city(x4) & in(x3,x4) & a_busy(s1) & Theme(s1,x4) & Theme(e1,x2) & Actor(e1,x1))
hypothesis_sim: exists e1 s1 x1 x2.(v_sit(e1) & n_man(x1) & n_field(x2) & in(e1,x2) & a_open(s1) & Theme(s1,x2) & Actor(e1,x1))