Three women in a lecture hall watch a presentation while one women dozes.
The dancers on the stage are bright and colorful.
They cannot simultaneously be in a lecture hall and on a stage
exists e1 p1 x1 x2 x3 x4.(exists e2 x5.(Actor(e2,x5) & v_doze(e2) & n_woman(x5) & card_eq_1(x5)) & while(e1,p1) & Theme(e1,x4) & Actor(e1,x1) & v_watch(e1) & n_presentation(x4) & in(x1,x2) & n_hall(x2) & of(x2,x3) & n_lecture(x3) & n_woman(x1) & card_eq_3(x1))
exists s1 s2 x1 x2 x3 x4.(n_stage(x4) & n_dancer(x3) & n_stage(x2) & n_dancer(x1) & Theme(s2,x3) & a_colorful(s2) & on(x3,x4) & Theme(s1,x1) & a_bright(s1) & on(x1,x2))