A child blowing bubbles in water.
A child is in a swimming pool.
A child blowing bubbles in water doesn't necessarily mean he is in a swimming pool.
exists e1 x1 x2 x3 x4.(a_topic(x1) & in(e1,x4) & n_water(x4) & Theme(e1,x3) & Actor(e1,x2) & v_blow(e1) & n_bubble(x3) & (x1 = x2) & n_child(x1))
exists p1 x1.(exists x2 x3.(in(x1,x2) & n_pool(x2) & of(x2,x3) & n_swimming(x3)) & n_child(x1))