premise: 2 people in blue and purple costumes are looking at each other with a hill in the background.
hypothesis: 2 people looking at one another
explanation_1: People are looking at each other.
explanation_2: looking at each other is inferred as  looking at one another.
explanation_3: People are looking at each other.
premise_logic: exists e1 s1 s2 x1 x2 x3 x4.(n_background(x4) & with(e1,x3) & in(x3,x4) & n_hill(x3) & all x5.(n_other(x5) -> at(e1,x5)) & Actor(e1,x1) & v_look(e1) & in(x1,x2) & n_costume(x2) & a_purple(s2) & Theme(s2,x2) & a_blue(s1) & Theme(s1,x2) & n_people(x1) & n_date(x1) & a_date_day_02(x1) & a_date_day_02(x1))
hypothesis_logic: exists e1 s1 x1 x2 x3.(a_topic(x1) & at(e1,x3) & n_thing(x3) & card_eq_1(x3) & a_another(s1) & Theme(s1,x3) & Actor(e1,x2) & v_look(e1) & (x1 = x2) & n_people(x1) & n_date(x1) & a_date_day_02(x1) & a_date_day_02(x1))