premise: A child, wearing a tie, jumps off steps.
hypothesis: The child is playing hopscotch.
explanation_1: Hopscotch is not played on steps.
explanation_2: A child cannot jump off steps and play hopscotch at the same time.
explanation_3: Is someone jumps off steps, he cannot be playing hopscotch.
premise_logic: exists e2 e1 s1 x1 x2 x3.(for(e1,e2) & Theme(e2,x3) & Actor(e2,x1) & v_wear(e2) & n_tie(x3) & a_off(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_jump(e1) & n_step(x2) & n_child(x1))
hypothesis_logic: exists e1 x1 x2.(n_child(x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_hopscotch(x2))