Three women tourists take pictures of an object.
Two lady tourists are photgraphing an object, while the third lady is not.
The three women either  take pictures or only two are photgraphing an object, while the third lady is not.
exists e1 x1 x2 x3 x4.(Theme(e1,x3) & Actor(e1,x1) & v_take(e1) & of(x3,x4) & n_object(x4) & n_picture(x3) & n_tourist(x1) & of(x1,x2) & n_woman(x2) & card_eq_3(x1))
exists e1 p1 s1 x1 x2 x3.(exists s2.(Theme(s2,x2) & a_not(s2)) & n_lady(x2) & n_lady(x2) & a_third(s1) & Theme(s1,x2) & while(e1,p1) & Theme(e1,x3) & Actor(e1,x1) & v_photgraph(e1) & n_object(x3) & n_tourist(x1) & of(x1,x2) & card_eq_2(x1))