premise: Two workers stand at an entrance.
hypothesis: The workers are swimming in the pool.
explanation_1: The workers are swimming in the pool but two are standing at the entrance
premise_logic: exists e1 x1 x2.(at(e1,x2) & n_entrance(x2) & Actor(e1,x1) & v_stand(e1) & n_worker(x1) & card_eq_2(x1))
hypothesis_logic: exists e1 x1 x2.(n_pool(x2) & n_worker(x1) & in(e1,x2) & Actor(e1,x1) & v_swim(e1))
premise_sim: exists e1 x1 x2.(v_stand(e1) & n_worker(x1) & n_entrance(x2) & card_eq_2(x1) & at(e1,x2) & Actor(e1,x1))
hypothesis_sim: exists e1 x1 x2.(v_swim(e1) & n_worker(x1) & n_pool(x2) & in(e1,x2) & Actor(e1,x1))