premise: A man on a boat is pulling the sail.
hypothesis: a man is sailing
explanation_1: The man can be pulling the sail and not actively sailing.
premise_logic: exists e1 x1 x2 x3.(n_sail(x3) & Theme(e1,x3) & Actor(e1,x1) & v_pull(e1) & on(x1,x2) & n_boat(x2) & n_man(x1))
hypothesis_logic: exists p1 x1.(exists x2.((x1 = x2) & n_sailing(x2)) & n_man(x1))
premise_sim: exists e1 x1 x2 x3.(v_pull(e1) & on(x1,x2) & n_sail(x3) & n_man(x1) & n_boat(x2) & Theme(e1,x3) & Actor(e1,x1))
hypothesis_sim: exists x1.(n_man(x1) & exists x2.(n_sailing(x2) & (x1 = x2)))