A dark-skinned security officer smiles.
A police man enjoys his job.
Smiling does not necessarily imply that the man enjoys his job. Security officer does not necessarily imply police. And security officer does not imply that he is a man
exists e1 s1 x1 x2.(Actor(e1,x1) & v_smile(e1) & n_officer(x1) & of(x1,x2) & n_security(x2) & a_dark-skinned(s1) & Theme(s1,x1))
exists e1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_enjoy(e1) & n_job(x3) & of(x3,x1) & n_male(x1) & n_man(x1) & of(x1,x2) & n_police(x2))