He is smoking looking at the person.
He is sitting alone in a deserted room.
He can't be looking at a person if he's in a deserted room.
exists e1 p1 x1 x2.(n_person(x2) & n_male(x1) & exists e2.(at(e2,x2) & Actor(e2,x1) & v_look(e2)) & Topic(e1,p1) & Actor(e1,x1) & v_smoke(e1))
exists e1 p1 s1 x1.(in(e1,x1) & n_room(x1) & a_deserted(s1) & Theme(s1,x1) & exists s2.(Theme(s2,x1) & a_alone(s2)) & Topic(e1,p1) & Actor(e1,x1) & v_sit(e1) & n_male(x1))