The man in the blue smock and beret holds up a brass rubbing.
A man is grading a paper.
A man that holds up a brass rubbing is doing something completely different than grading a paper.
exists e1 s1 s2 x1 x2 x3 x4 x5 x6.(n_beret(x4) & n_smock(x3) & subset_of(x4,x2) & subset_of(x3,x2) & a_blue(s1) & Theme(s1,x2) & n_man(x1) & a_up(s2) & Manner(e1,s2) & Theme(e1,x5) & Actor(e1,x1) & v_hold(e1) & n_rub(x5) & of(x5,x6) & n_brass(x6) & in(x1,x2))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_grade(e1) & n_paper(x2) & n_man(x1))