A boy skips a rock in a creek.
The boy is playing near the water.
Skipping a rock does not imply he is playing.
exists e1 x1 x2 x3.(in(e1,x3) & n_creek(x3) & Theme(e1,x2) & Actor(e1,x1) & v_skip(e1) & n_rock(x2) & n_boy(x1))
exists e1 x1 x2.(n_water(x2) & n_boy(x1) & near(e1,x2) & Actor(e1,x1) & v_play(e1))