premise: A group of boys are playing on a beach.
hypothesis: The boy threw a ball.
explanation_1: Just because, a group of boys are playing on a beach does not imply that the boys threw a ball.
premise_logic: exists e1 x1 x2 x3.(on(e1,x3) & n_beach(x3) & Actor(e1,x1) & v_play(e1) & of(x1,x2) & n_boy(x2) & n_group(x1))
hypothesis_logic: exists e1 x1 x2.(n_boy(x1) & Theme(e1,x2) & Actor(e1,x1) & v_throw(e1) & n_ball(x2))
premise_sim: exists e1 x1 x2 x3.(v_play(e1) & on(e1,x3) & of(x1,x2) & n_group(x1) & n_boy(x2) & n_beach(x3) & Actor(e1,x1))
hypothesis_sim: exists e1 x1 x2.(v_throw(e1) & n_boy(x1) & n_ball(x2) & Theme(e1,x2) & Actor(e1,x1))