premise: Two little kids laugh on a blue swing.
hypothesis: Two kids are at the park, having a nice time.
explanation_1: Swings can be in places other than a park.  Kids can laugh even when they are not having a nice time.
explanation_2: That park need not to have blue swing. having nice time doesn't mean only by laughing.
explanation_3: Two little kids laughing on a blue swing doesn't mean that the two kids are at the park.
premise_logic: exists e1 s1 s2 x1 x2.(on(e1,x2) & n_swing(x2) & a_blue(s2) & Theme(s2,x2) & Actor(e1,x1) & v_laugh(e1) & n_kid(x1) & a_little(s1) & Theme(s1,x1) & card_eq_2(x1))
hypothesis_logic: exists e1 p1 s1 x1 x2 x3.(n_park(x3) & for(p1,e1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_time(x2) & a_nice(s1) & Theme(s1,x2) & at(x1,x3) & n_kid(x1) & card_eq_2(x1))