A boy is diving off a diving board into a swimming pool.
The boy dove off of the board.
To be diving off means you would have dove off.
exists e1 e2 s1 x1 x2 x3 x4.(into(e2,x3) & n_pool(x3) & of(x3,x4) & n_swimming(x4) & a_off(s1) & Manner(e2,s1) & Theme(e2,x2) & Actor(e2,x1) & v_dive(e2) & n_board(x2) & Actor(e1,x2) & v_dive(e1) & n_boy(x1))
exists e1 x1 x2.(n_board(x2) & n_boy(x1) & r_off(e1) & of(e1,x2) & Actor(e1,x1) & v_dive(e1))