A man standing in front of a projector screen
A man is sitting down taking notes.
The man cannot be standing and sitting at the same time.
exists x1 x2 x3 x4 x5.(a_topic(x1) & in(x1,x3) & of(x3,x4) & n_screen(x4) & of(x4,x5) & n_projector(x5) & n_front(x3) & n_standing(x1) & of(x1,x2) & n_man(x2))
exists e1 e2 s1 x1 x2.(for(e1,e2) & Theme(e2,x2) & Actor(e2,x1) & v_take(e2) & n_note(x2) & a_down(s1) & Manner(e1,s1) & Actor(e1,x1) & v_sit(e1) & n_man(x1))