premise: A young boy learns how to ride a horse
hypothesis: The ginger-haired kid holds the pony's reins.
explanation_1: We do not know what color hair the child has, or if he is ginger-haired
explanation_2: The kid may not be ginger-haired but brunette or blonde and it may not be a pony but a full sized horse.
explanation_3: Not every young boy is a ginger-haired kid.
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 s1 x1 x2 x3.(n_rein(x3) & of(x3,x2) & n_pony(x2) & n_kid(x1) & a_ginger-haired(s1) & Theme(s1,x1) & Theme(e1,x3) & Actor(e1,x1) & v_hold(e1))