premise: a man is swimming inside of a pool
hypothesis: the person is in the water playing.
explanation_1: Swimming is also a good exercise, he may be training too, rather than playing.
explanation_2: A man can swim inside a pool without any intention of playing.
explanation_3: The man can be swimming without playing in the pool.
premise_logic: exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_swim(e1) & of(x2,x3) & n_pool(x3) & n_inside(x2) & n_man(x1))
hypothesis_logic: exists p1 x1 x2 x3.(n_playing(x2) & of(x2,x3) & n_water(x3) & n_person(x1) & in(x1,x2))