premise: A brown dog plays in a deep pile of snow.
hypothesis: A brown dog plays in snow
explanation_1: A deep pile of snow is snow that the dog is playing in
explanation_2: In both sentences the dog plays in snow.  Sentence two is more succinct.
explanation_3: Sentence 2 confirms sentence 1's statement that a dog is playing in the snow.
premise_logic: exists e1 s1 s2 x1 x2 x3.(in(e1,x2) & of(x2,x3) & n_snow(x3) & n_pile(x2) & a_deep(s2) & Theme(s2,x2) & Actor(e1,x1) & v_play(e1) & n_dog(x1) & a_brown(s1) & Theme(s1,x1))
hypothesis_logic: exists s1 x1 x2 x3.(a_topic(x1) & in(x1,x3) & n_snow(x3) & n_play(x1) & of(x1,x2) & n_dog(x2) & a_brown(s1) & Theme(s1,x1))
premise_sim: exists e1 s1 s2 x1 x2 x3.(v_play(e1) & of(x2,x3) & n_snow(x3) & n_pile(x2) & n_dog(x1) & in(e1,x2) & a_deep(s2) & a_brown(s1) & Theme(s2,x2) & Theme(s1,x1) & Actor(e1,x1))
hypothesis_sim: exists s1 x1 x2 x3.(of(x1,x2) & n_snow(x3) & n_play(x1) & n_dog(x2) & in(x1,x3) & a_topic(x1) & a_brown(s1) & Theme(s1,x1))