premise: Two men swimming on a lake.
hypothesis: Two men fishing on the lake.
explanation_1: The men can either be swimming or fishing, not both.
premise_logic: exists e1 x1 x2 x3.(a_topic(x1) & on(e1,x3) & n_lake(x3) & Actor(e1,x2) & v_swim(e1) & (x1 = x2) & n_man(x1) & card_eq_2(x1))
hypothesis_logic: exists x1 x2 x3.(n_lake(x3) & a_topic(x1) & on(x1,x3) & n_fishing(x1) & of(x1,x2) & n_man(x2) & card_eq_2(x1))
premise_sim: exists e1 x1 x2 x3.(v_swim(e1) & on(e1,x3) & n_man(x1) & n_lake(x3) & card_eq_2(x1) & a_topic(x1) & Actor(e1,x2) & (x1 = x2))
hypothesis_sim: exists x1 x2 x3.(on(x1,x3) & of(x1,x2) & n_man(x2) & n_lake(x3) & n_fishing(x1) & card_eq_2(x1) & a_topic(x1))