premise: Two boys are swimming underwater in a pool and a girl is swimming in the background.
hypothesis: There are some kids in this picture
explanation_1: There are two boys and a girl are some kids.
explanation_2: Two boys and a girl is the same as some kids.
explanation_3: "Two boys" and "a girl is swimming in the background" implies multiple kids in a picture.
premise_logic: exists e2 e1 x1 x2 x3 x4 x5.(n_background(x5) & in(e2,x5) & Actor(e2,x4) & v_swim(e2) & n_girl(x4) & in(e1,x3) & n_pool(x3) & Theme(e1,x2) & Actor(e1,x1) & v_swim(e1) & n_underwater(x2) & n_boy(x1) & card_eq_2(x1))
hypothesis_logic: exists p1 x1 x2.(n_picture(x2) & in(p1,x2) & exists x3.((x1 = x3) & n_kid(x3)))
premise_sim: exists e2 e1 x1 x2 x3 x4 x5.(v_swim(e2) & v_swim(e1) & n_underwater(x2) & n_pool(x3) & n_girl(x4) & n_boy(x1) & n_background(x5) & in(e2,x5) & in(e1,x3) & card_eq_2(x1) & Theme(e1,x2) & Actor(e2,x4) & Actor(e1,x1))
hypothesis_sim: exists p1 x1 x2.(n_picture(x2) & in(p1,x2) & exists x3.(n_kid(x3) & (x1 = x3)))