premise: Little boy peering into a glass display case.
hypothesis: a girl is walking
explanation_1: A little boy is not a girl.
explanation_2: It can't be a boy and a girl.
explanation_3: It is either a boy or a girl. Usually one would not be peering and walking at the same time.
premise_logic: exists e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & into(e1,x3) & n_case(x3) & of(x3,x5) & n_display(x5) & of(x3,x4) & n_glass(x4) & Actor(e1,x2) & v_peer(e1) & (x1 = x2) & n_boy(x1) & a_little(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 x1.(Actor(e1,x1) & v_walk(e1) & n_girl(x1))