A police officer is standing in a doorway.
A policeman is chasing a suspect in his patrol car.
A officer is not standing if he is chasing someone in his car.
exists e1 x1 x2 x3.(in(e1,x3) & n_doorway(x3) & Actor(e1,x1) & v_stand(e1) & n_officer(x1) & of(x1,x2) & n_police(x2))
exists e1 s1 x1 x2 x3.(in(e1,x3) & n_car(x3) & a_patrol(s1) & Theme(s1,x3) & of(x3,x1) & n_male(x1) & Theme(e1,x2) & Actor(e1,x1) & v_chase(e1) & n_suspect(x2) & n_policeman(x1))