A woman wears a red dress and a black mask while people dance behind her.
Several people dance behind a masked woman.
Several people dance behind a masked woman is a rephrasing of a woman wears a black mask while people dance behind her.
exists e1 p1 s1 s2 x1 x2 x3 x4.(exists e2 x5.(behind(e2,x1) & Actor(e2,x5) & v_dance(e2) & n_people(x5)) & n_female(x1) & while(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & subset_of(x4,x2) & n_mask(x4) & a_black(s2) & Theme(s2,x4) & subset_of(x3,x2) & n_dress(x3) & a_red(s1) & Theme(s1,x3) & n_woman(x1))
exists s1 s2 x1 x2 x3.(a_topic(x1) & behind(x1,x3) & n_woman(x3) & a_masked(s2) & Theme(s2,x3) & Time(x1,x2) & n_dance(x2) & n_people(x1) & a_several(s1) & Theme(s1,x1))