Two girls perform a chinese dance.
A few girls are dancing on stage.
Not all girls performing a Chinese dance are on stage.
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_perform(e1) & n_dance(x2) & of(x2,x3) & n_chinese(x3) & n_girl(x1) & card_eq_2(x1))
exists e1 s1 x1 x2.(on(e1,x2) & n_stage(x2) & Actor(e1,x1) & v_dance(e1) & n_girl(x1) & a_few(s1) & Theme(s1,x1))