premise: The girl is sitting on a swing.
hypothesis: A girl is on a swing.
explanation_1: If you are sitting on a swing than you are clearly on a swing.
premise_logic: exists e1 x1 x2.(n_girl(x1) & on(e1,x2) & n_swing(x2) & Actor(e1,x1) & v_sit(e1))
hypothesis_logic: exists p1 x1.(exists x2.(on(x1,x2) & n_swing(x2)) & n_girl(x1))
premise_sim: exists e1 x1 x2.(v_sit(e1) & on(e1,x2) & n_swing(x2) & n_girl(x1) & Actor(e1,x1))
hypothesis_sim: exists x1.(n_girl(x1) & exists x2.(on(x1,x2) & n_swing(x2)))