premise: The girl is on a swing.
hypothesis: A girl is swinging.
explanation_1: Swinging is the only thing that can be done on a swing.
premise_logic: exists p1 x1.(n_girl(x1) & exists x2.(on(x1,x2) & n_swing(x2)))
hypothesis_logic: exists e1 x1.(Actor(e1,x1) & v_swing(e1) & n_girl(x1))
premise_sim: exists x1.(n_girl(x1) & exists x2.(on(x1,x2) & n_swing(x2)))
hypothesis_sim: exists e1 x1.(v_swing(e1) & n_girl(x1) & Actor(e1,x1))