A man is walking with two donkeys and one donkey is carrying a heavy load.
A man is riding on a cart pulled by donkeys.
Walking is not riding.
exists e1 e2 s1 x1 x2 x3 x4.(Theme(e2,x4) & Actor(e2,x3) & v_carry(e2) & n_load(x4) & a_heavy(s1) & Theme(s1,x4) & n_donkey(x3) & card_eq_1(x3) & with(e1,x2) & n_donkey(x2) & card_eq_2(x2) & Actor(e1,x1) & v_walk(e1) & n_man(x1))
exists e1 e2 x1 x2 x3 x4.(on(e1,x2) & Actor(e2,x4) & n_donkey(x4) & Theme(e2,x3) & v_pull(e2) & (x2 = x3) & n_cart(x2) & Actor(e1,x1) & v_ride(e1) & n_man(x1))