premise: A girl is in the surf.
hypothesis: The girl is surfing.
explanation_1: If the girl is in the surf then she is not on the surf-surfing.
premise_logic: exists p1 x1 x2.(n_surf(x2) & in(x1,x2) & n_girl(x1))
hypothesis_logic: exists e1 x1.(n_girl(x1) & Actor(e1,x1) & v_surf(e1))
premise_sim: exists x1 x2.(n_surf(x2) & n_girl(x1) & in(x1,x2))
hypothesis_sim: exists e1 x1.(v_surf(e1) & n_girl(x1) & Actor(e1,x1))