premise: A man and a woman standing on a sidewalk in between buildings.
hypothesis: The sidewalk was deserted.
explanation_1: The deserted sidewalk cannot contain a man and woman.
explanation_2: If a man and a woman are standing on a sidewalk it is not deserted.
explanation_3: The sidewalk can't be deserted if there is a man and a woman standing on it.
premise_logic: exists e1 s1 s2 x1 x2 x3 x4 x5.(a_topic(s1) & subset_of(x2,s1) & in(e1,x5) & n_building(x5) & a_between(s2) & Theme(s2,x5) & on(e1,x4) & n_sidewalk(x4) & Actor(e1,x3) & v_stand(e1) & (x2 = x3) & n_woman(x2) & subset_of(x1,s1) & n_man(x1))
hypothesis_logic: exists e1 x1.(n_sidewalk(x1) & Theme(e1,x1) & v_desert(e1))