premise: Two girls are on a street sidewalk and one is sitting.
hypothesis: girls are watching boys
explanation_1: Nothing says that the girls are watching boys.
explanation_2: Just because girls are on a sidewalk does not mean they are watching boys.
explanation_3: The two girls on the street may not be watching boys at all.
premise_logic: exists e1 p1 x1 x2.(Actor(e1,x2) & v_sit(e1) & n_thing(x2) & card_eq_1(x2) & exists x3 x4.(on(x1,x3) & n_sidewalk(x3) & of(x3,x4) & n_street(x4)) & n_girl(x1) & card_eq_2(x1))
hypothesis_logic: exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_watch(e1) & n_boy(x2) & n_girl(x1))
premise_sim: exists e1 x1 x2.(v_sit(e1) & n_thing(x2) & n_girl(x1) & exists x3 x4.(on(x1,x3) & of(x3,x4) & n_street(x4) & n_sidewalk(x3)) & card_eq_2(x1) & card_eq_1(x2) & Actor(e1,x2))
hypothesis_sim: exists e1 x1 x2.(v_watch(e1) & n_girl(x1) & n_boy(x2) & Theme(e1,x2) & Actor(e1,x1))