premise: Two dogs playing on snow covered ground
hypothesis: The dogs are playing in grass.
explanation_1: Snow covered ground and grass are not the same.
explanation_2: Grass is unlikely to be visible on snow covered ground.
explanation_3: The dogs can't play on the grass if it's covered by snow.
premise_logic: exists e1 e2 x1 x2 x3 x4.(a_topic(x1) & on(e1,x3) & n_ground(x3) & Theme(e2,x3) & v_cover(e2) & of(x3,x4) & n_snow(x4) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_dog(x1) & card_eq_2(x1))
hypothesis_logic: exists e1 x1 x2.(n_dog(x1) & in(e1,x2) & n_grass(x2) & Actor(e1,x1) & v_play(e1))