premise: Children and adults swim in large pool with red staircase.
hypothesis: Children and adults are standing outside of a gym.
explanation_1: The children and adult cannot swim and be standing simultaneously.
explanation_2: They are either swimming or standing.
explanation_3: People cannot swim in a large pool while standing outside.
premise_logic: exists e1 s1 s2 x1 x2 x3 x4 x5.(with(e1,x5) & n_staircase(x5) & a_red(s2) & Theme(s2,x5) & in(e1,x4) & n_pool(x4) & a_large(s1) & Theme(s1,x4) & Actor(e1,x1) & v_swim(e1) & subset_of(x3,x1) & n_adult(x3) & subset_of(x2,x1) & n_child(x2))
hypothesis_logic: exists e1 x1 x2 x3 x4.(of(e1,x4) & n_gym(x4) & r_outside(e1) & Actor(e1,x1) & v_stand(e1) & subset_of(x3,x1) & n_adult(x3) & subset_of(x2,x1) & n_child(x2))