Two people sitting on the doorstep against a green door.
The people are female.
people  doesn't always mean female.
exists e1 s1 x1 x2 x3 x4.(n_doorstep(x3) & a_topic(x1) & on(e1,x3) & against(x3,x4) & n_door(x4) & a_green(s1) & Theme(s1,x4) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_people(x1) & card_eq_2(x1))
exists s1 x1.(n_people(x1) & Theme(s1,x1) & a_female(s1))