premise: The man and woman are both smiling.
hypothesis: A guy and a lady are standing near each other.
explanation_1: Both smiling does not necessarily imply standing near each other.
explanation_2: Just because they are smiling does not mean they are standing near each other.
explanation_3: Just because they are smiling does not imply they are standing near each other.
premise_logic: exists e1 s1 x1 x2 x3.(n_woman(x3) & n_man(x2) & subset_of(x3,x1) & subset_of(x2,x1) & a_both(s1) & Manner(e1,s1) & Actor(e1,x1) & v_smile(e1))
hypothesis_logic: exists e1 x1 x2 x3.(all x4.(n_other(x4) -> near(e1,x4)) & Actor(e1,x1) & v_stand(e1) & subset_of(x3,x1) & n_lady(x3) & subset_of(x2,x1) & n_guy(x2))