Man in blue shirt focusing on grilling hamburgers.
The man is sleeping on a couch.
the man is either focusing hamburgers or sleeping. He can't do both
exists e2 e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & in(x1,x2) & on(e1,e2) & Theme(e2,x5) & Actor(e2,x4) & v_grill(e2) & n_hamburger(x5) & Actor(e1,x3) & v_focus(e1) & (x2 = x3) & n_shirt(x2) & a_blue(s1) & Theme(s1,x2) & n_man(x1))
exists e1 x1 x2.(n_man(x1) & on(e1,x2) & n_couch(x2) & Actor(e1,x1) & v_sleep(e1))