premise: Two girls are playing in the snow and throwing snowballs.
hypothesis: The snowballs are from fresh snow.
explanation_1: Just because girls are playing in the snow, doesn't mean it is fresh.
explanation_2: You can throw snowballs and not have fresh snow.
explanation_3: The girls may be throwing snowballs made from 2 day old snow and not necessarily fresh snow
premise_logic: exists e1 e2 x1 x2 x3 x4.(n_snow(x2) & Theme(e2,x4) & Actor(e2,x3) & v_throw(e2) & n_snowball(x4) & n_girl(x3) & card_eq_2(x3) & in(e1,x2) & Actor(e1,x1) & v_play(e1) & n_girl(x1) & card_eq_2(x1))
hypothesis_logic: exists p1 x1.(n_snowball(x1) & exists s1 x2.(from(x1,x2) & n_snow(x2) & a_fresh(s1) & Theme(s1,x2)))
premise_sim: exists e1 e2 x1 x2 x3 x4.(v_throw(e2) & v_play(e1) & n_snowball(x4) & n_snow(x2) & n_girl(x3) & n_girl(x1) & in(e1,x2) & card_eq_2(x3) & card_eq_2(x1) & Theme(e2,x4) & Actor(e2,x3) & Actor(e1,x1))
hypothesis_sim: exists x1.(n_snowball(x1) & exists s1 x2.(n_snow(x2) & from(x1,x2) & a_fresh(s1) & Theme(s1,x2)))