premise: A group of teens sit on a wall by a beach.
hypothesis: The guys are on the beach.
explanation_1: The teens are sitting on a wall, it doesn't mean they are on the beach.
premise_logic: exists e1 x1 x2 x3 x4.(by(e1,x4) & n_beach(x4) & on(e1,x3) & n_wall(x3) & Actor(e1,x1) & v_sit(e1) & of(x1,x2) & n_teens(x2) & n_group(x1))
hypothesis_logic: exists p1 x1 x2.(n_beach(x2) & n_guy(x1) & on(x1,x2))
premise_sim: exists e1 x1 x2 x3 x4.(v_sit(e1) & on(e1,x3) & of(x1,x2) & n_wall(x3) & n_teens(x2) & n_group(x1) & n_beach(x4) & by(e1,x4) & Actor(e1,x1))
hypothesis_sim: exists x1 x2.(on(x1,x2) & n_guy(x1) & n_beach(x2))