A man holding a camera underwater.
A man diving under water.
There is a man diving under water because he is holding a camera underwater to use it.
exists e1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_hold(e1) & n_underwater(x3) & of(x3,x4) & n_camera(x4) & (x1 = x2) & n_man(x1))
exists e1 x1 x2 x3.(a_topic(x1) & under(e1,x3) & n_water(x3) & Actor(e1,x2) & v_dive(e1) & (x1 = x2) & n_man(x1))