A brown dog is chasing after a soccer ball.
The dog chases the ball after it leaves the soccer field.
Chasing after a ball does not imply it is after the dog leaves the soccer field.
exists e1 s1 x1 x2 x3.(after(e1,x2) & n_ball(x2) & of(x2,x3) & n_soccer(x3) & Actor(e1,x1) & v_chase(e1) & n_dog(x1) & a_brown(s1) & Theme(s1,x1))
exists e1 p1 x1 x2 x3 x4.(n_field(x3) & of(x3,x4) & n_soccer(x4) & n_thing(x2) & n_ball(x2) & n_dog(x1) & exists e2.(Theme(e2,x3) & Actor(e2,x2) & v_leave(e2)) & after(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_chase(e1))