premise: Two people sit on sand with many buildings behind them.
hypothesis: Two people are swimming.
explanation_1: The two people cannot be doing both sitting on sand as well as swimming.
premise_logic: exists e1 x1 x2 x3.(behind(e1,x1) & n_thing(x1) & with(e1,x3) & n_building(x3) & n_quantity(x3) & on(e1,x2) & n_sand(x2) & Actor(e1,x1) & v_sit(e1) & n_people(x1) & card_eq_2(x1))
hypothesis_logic: exists e1 x1.(Actor(e1,x1) & v_swim(e1) & n_people(x1) & card_eq_2(x1))
premise_sim: exists e1 x1 x2 x3.(with(e1,x3) & v_sit(e1) & on(e1,x2) & n_thing(x1) & n_sand(x2) & n_quantity(x3) & n_people(x1) & n_building(x3) & card_eq_2(x1) & behind(e1,x1) & Actor(e1,x1))
hypothesis_sim: exists e1 x1.(v_swim(e1) & n_people(x1) & card_eq_2(x1) & Actor(e1,x1))