Two rock climbers scaling a sheer cliff.
The two rock climbers are female.
Not all rock climbers are female.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x4) & Actor(e1,x3) & v_scale(e1) & n_cliff(x4) & a_sheer(s1) & Theme(s1,x4) & (x1 = x3) & n_climber(x1) & of(x1,x2) & n_rock(x2) & card_eq_2(x1))
exists s1 x1 x2.(n_climber(x1) & of(x1,x2) & n_rock(x2) & card_eq_2(x1) & Theme(s1,x1) & a_female(s1))