premise: A man is biking on a hill.
hypothesis: the man is walking
explanation_1: Biking and walking are separate actions.
premise_logic: exists e1 x1 x2.(on(e1,x2) & n_hill(x2) & Actor(e1,x1) & v_bike(e1) & n_man(x1))
hypothesis_logic: exists e1 x1.(n_man(x1) & Actor(e1,x1) & v_walk(e1))
premise_sim: exists e1 x1 x2.(v_bike(e1) & on(e1,x2) & n_man(x1) & n_hill(x2) & Actor(e1,x1))
hypothesis_sim: exists e1 x1.(v_walk(e1) & n_man(x1) & Actor(e1,x1))