premise: The boy is surfing.
hypothesis: the boys is surfing
explanation_1: Boy is surfing is rephrased
premise_logic: exists e1 x1.(n_boy(x1) & Actor(e1,x1) & v_surf(e1))
hypothesis_logic: exists e1 x1.(n_boy(x1) & Actor(e1,x1) & v_surf(e1))
premise_sim: exists e1 x1.(v_surf(e1) & n_boy(x1) & Actor(e1,x1))
hypothesis_sim: exists e1 x1.(v_surf(e1) & n_boy(x1) & Actor(e1,x1))