A child plays with a water gun in a pool.
A child squirts his friend with a water gun.
The child playing with a water gun does not mean that he is squirting his friend.
exists e1 x1 x2 x3 x4.(in(e1,x4) & n_pool(x4) & with(e1,x2) & n_gun(x2) & of(x2,x3) & n_water(x3) & Actor(e1,x1) & v_play(e1) & n_child(x1))
exists e1 x1 x2 x3 x4.(with(e1,x3) & n_gun(x3) & of(x3,x4) & n_water(x4) & Theme(e1,x2) & Actor(e1,x1) & v_squirt(e1) & n_friend(x2) & of(x2,x1) & n_male(x1) & n_child(x1))