Young boy throws a rock into the water.
Young boy throws a rock at a fish.
It doesn't imply the boy through a rock at the water to hit a fish.
exists e1 s1 x1 x2 x3.(n_water(x3) & into(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_throw(e1) & n_rock(x2) & n_boy(x1) & a_young(s1) & Theme(s1,x1))
exists e1 s1 x1 x2 x3.(at(e1,x3) & n_fish(x3) & Theme(e1,x2) & Actor(e1,x1) & v_throw(e1) & n_rock(x2) & n_boy(x1) & a_young(s1) & Theme(s1,x1))