premise: Two swans swimming in the water.
hypothesis: Swans walking on land.
explanation_1: It is not possible to be walking on land and swimming in water at the same time.
premise_logic: exists x1 x2 x3.(n_water(x3) & a_topic(x1) & in(x1,x3) & n_swimming(x1) & of(x1,x2) & n_swan(x2) & card_eq_2(x1))
hypothesis_logic: exists e1 x1 x2 x3.(a_topic(x1) & on(e1,x3) & n_land(x3) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_swan(x1))
premise_sim: exists x1 x2 x3.(of(x1,x2) & n_water(x3) & n_swimming(x1) & n_swan(x2) & in(x1,x3) & card_eq_2(x1) & a_topic(x1))
hypothesis_sim: exists e1 x1 x2 x3.(v_walk(e1) & on(e1,x3) & n_swan(x1) & n_land(x3) & a_topic(x1) & Actor(e1,x2) & (x1 = x2))