A woman in black is taking photographs.
A woman is taking photographs.
taking photographs  refers to  taking photographs.
exists e1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_take(e1) & n_photograph(x3) & in(x1,x2) & n_black(x2) & n_woman(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_take(e1) & n_photograph(x2) & n_woman(x1))