a man holds a cigarette.
A man is smoking a cigarette
Because a person is holding a cigarette does not mean it is smoking.
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_hold(e1) & n_cigarette(x2) & n_man(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_smoke(e1) & n_cigarette(x2) & n_man(x1))