premise: Boy with floaties with his feet in the sand on the beach.
hypothesis: A boy is swimming.
explanation_1: Boy with floaties with his feet in the sand on the beach does not necessary that he is swimming.
premise_logic: exists s1 x1 x2 x3 x4.(n_beach(x4) & n_sand(x3) & ne_nam_boy(s1) & a_topic(s1) & with(s1,x1) & with(x1,x2) & on(x2,x4) & in(x2,x3) & n_foot(x2) & of(x2,x1) & n_male(x1) & n_floaty(x1))
hypothesis_logic: exists p1 x1.(exists x2.((x1 = x2) & n_swimming(x2)) & n_boy(x1))
premise_sim: exists s1 x1 x2 x3 x4.(with(x1,x2) & with(s1,x1) & on(x2,x4) & of(x2,x1) & ne_nam_boy(s1) & n_sand(x3) & n_male(x1) & n_foot(x2) & n_floaty(x1) & n_beach(x4) & in(x2,x3) & a_topic(s1))
hypothesis_sim: exists x1.(n_boy(x1) & exists x2.(n_swimming(x2) & (x1 = x2)))