A boy falling headfirst into a pool
A boy fell into the water.
If someone fell they are falling
exists e1 x1 x2 x3 x4.(a_topic(x1) & into(e1,x4) & n_pool(x4) & Theme(e1,x3) & Actor(e1,x2) & v_fall(e1) & n_headfirst(x3) & (x1 = x2) & n_boy(x1))
exists e1 x1 x2.(n_water(x2) & into(e1,x2) & Actor(e1,x1) & v_fall(e1) & n_boy(x1))