premise: A group of boys are playing on a beach.
hypothesis: The boys are looking at books.
explanation_1: The boys can't play on a beach and look at books at the same time.
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) & at(e1,x2) & n_book(x2) & Actor(e1,x1) & v_look(e1))
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_look(e1) & n_boy(x1) & n_book(x2) & at(e1,x2) & Actor(e1,x1))