a boy swimming in a pool with goggles on
Boy swimming in pool
in a pool  almost the same as  in pool
exists x1 x2 x3 x4 x5.(n_thing(x1) & on(x1,x5) & n_thing(x5) & in(x1,x3) & with(x3,x4) & n_goggles(x4) & n_pool(x3) & n_swimming(x1) & of(x1,x2) & n_boy(x2))
exists x1 x2 x3.(a_topic(x1) & in(x1,x3) & n_pool(x3) & n_swimming(x1) & (x1 = x2) & ne_nam_boy(x2))