Two poodles in the back of a convertible with a blond woman in the driver's seat.
The two poodles are siblings.
Two poodles are not necessarily siblings.
exists s1 x1 x2 x3 x4 x5 x6.(n_seat(x6) & of(x6,x5) & n_driver(x5) & n_back(x2) & a_topic(x1) & in(x1,x2) & of(x2,x3) & with(x3,x4) & in(x4,x6) & n_woman(x4) & a_blond(s1) & Theme(s1,x4) & n_convertible(x3) & n_poodle(x1) & card_eq_2(x1))
exists p1 x1.(n_poodle(x1) & card_eq_2(x1) & exists x2.((x1 = x2) & n_sibling(x2)))