premise: A young boy learns how to ride a horse
hypothesis: A child sits on the animal's back.
explanation_1: A young boy is a child, and a horse is a type of animal.
explanation_2: A young boy is a child, a horse is an animal, and you can only ride a horse while sitting on its back.
explanation_3: A young boy is a child. A child that ride a horse sits on the animal's back.
premise_logic: exists e1 s1 x1 x2.(Topic(e1,x2) & Actor(e1,x1) & v_learn(e1) & n_manner(x2) & exists e2 x3 x4.(Theme(e2,x4) & Actor(e2,x3) & v_ride(e2) & n_horse(x4)) & n_boy(x1) & a_young(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 x1 x2 x3.(n_back(x3) & of(x3,x2) & n_animal(x2) & on(e1,x3) & Actor(e1,x1) & v_sit(e1) & n_child(x1))
premise_sim: exists e1 s1 x1 x2.(v_learn(e1) & n_manner(x2) & n_boy(x1) & exists e2 x3 x4.(v_ride(e2) & n_horse(x4) & Theme(e2,x4) & Actor(e2,x3)) & a_young(s1) & Topic(e1,x2) & Theme(s1,x1) & Actor(e1,x1))
hypothesis_sim: exists e1 x1 x2 x3.(v_sit(e1) & on(e1,x3) & of(x3,x2) & n_child(x1) & n_back(x3) & n_animal(x2) & Actor(e1,x1))