premise: A little boy is sitting on a giraffe bouncy while learning.
hypothesis: The boy is sitting.
explanation_1: A little boy is a type of boy.
explanation_2: The boy is sitting in both sentences, regardless of on what.
explanation_3: A little boy is sitting on a giraffe bouncy because he is learning.
premise_logic: exists e1 e2 s1 x1 x2 x3.(while(e1,e2) & Actor(e2,x1) & v_learn(e2) & on(e1,x2) & n_bouncy(x2) & of(x2,x3) & n_giraffe(x3) & Actor(e1,x1) & v_sit(e1) & n_boy(x1) & a_little(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 x1.(n_boy(x1) & Actor(e1,x1) & v_sit(e1))
premise_sim: exists e1 e2 s1 x1 x2 x3.(while(e1,e2) & v_sit(e1) & v_learn(e2) & on(e1,x2) & of(x2,x3) & n_giraffe(x3) & n_boy(x1) & n_bouncy(x2) & a_little(s1) & Theme(s1,x1) & Actor(e2,x1) & Actor(e1,x1))
hypothesis_sim: exists e1 x1.(v_sit(e1) & n_boy(x1) & Actor(e1,x1))