A boy playing in water with a football.
A boy with a football is playing in the water.
"Playing in water with a football" is the same as "with a football is playing in the water."
exists x1 x2 x3 x4.(a_topic(x1) & with(x1,x4) & n_football(x4) & in(x1,x3) & n_water(x3) & n_playing(x1) & of(x1,x2) & n_boy(x2))
exists e1 x1 x2 x3.(n_water(x3) & in(e1,x3) & Actor(e1,x1) & v_play(e1) & with(x1,x2) & n_football(x2) & n_boy(x1))