an upside down man doing a flip on a waterski board
The man is holding on to a boat as it pulls him.
A man can do a flip on skis without holding onto a boat.
exists e1 x1 x2 x3 x4 x5 x6.(a_topic(x1) & down(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_do(e1) & on(x4,x5) & n_board(x5) & of(x5,x6) & n_waterskus(x6) & n_flip(x4) & (x2 = x3) & n_man(x2) & n_upside(x1))
exists e1 p1 x1 x2.(n_thing(x1) & n_man(x1) & exists e2.(Theme(e2,x2) & Actor(e2,x1) & v_pull(e2)) & n_male(x2) & as(e1,p1) & r_on(e1) & to(e1,x2) & n_boat(x2) & Actor(e1,x1) & v_hold(e1))