premise: Two women in colorful swimming suits are leaping above a pool while two other women in the pool watch.
hypothesis: The women are sisters.
explanation_1: Just because a number of women are gathered at a pool doesn't mean that any of them are sisters; for example, each of them could be an only child.
explanation_2: never states the women are related in anyway let alone sisters.
explanation_3: Not all women in color swimming suits are sisters.
premise_logic: exists e1 s1 x1 x2 x3 x4 x5 x6.(in(e1,x6) & n_watch(x6) & of(x6,x4) & n_pool(x4) & n_pool(x4) & while(e1,x5) & -(x5 = x1) & n_woman(x1) & n_woman(x1) & n_woman(x5) & card_eq_2(x5) & above(e1,x4) & Actor(e1,x1) & v_leap(e1) & in(x1,x2) & n_suit(x2) & of(x2,x3) & n_swimming(x3) & a_colorful(s1) & Theme(s1,x2) & card_eq_2(x1))
hypothesis_logic: exists p1 x1.(n_woman(x1) & exists x2.((x1 = x2) & n_sister(x2)))