premise: Two boys flip in the air.
hypothesis: The boys are sleeping on a couch.
explanation_1: You cannot flip in the air at the same time you are sleeping.
premise_logic: exists e1 x1 x2.(n_air(x2) & in(e1,x2) & Actor(e1,x1) & v_flip(e1) & n_boy(x1) & card_eq_2(x1))
hypothesis_logic: exists e1 x1 x2.(n_boy(x1) & on(e1,x2) & n_couch(x2) & Actor(e1,x1) & v_sleep(e1))
premise_sim: exists e1 x1 x2.(v_flip(e1) & n_boy(x1) & n_air(x2) & in(e1,x2) & card_eq_2(x1) & Actor(e1,x1))
hypothesis_sim: exists e1 x1 x2.(v_sleep(e1) & on(e1,x2) & n_couch(x2) & n_boy(x1) & Actor(e1,x1))