Two women are sharing a black umbrella in the rain.
Two sisters are sharing an umbrella.
Not all women are sisters.
exists e1 s1 x1 x2 x3.(n_rain(x3) & in(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_share(e1) & n_umbrella(x2) & a_black(s1) & Theme(s1,x2) & n_woman(x1) & card_eq_2(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_share(e1) & n_umbrella(x2) & n_sister(x1) & card_eq_2(x1))