Two people in costume one green one purple both with white face paint.
There are two clowns.
Being in a costume with face paint does not necessarily indicate being clowns.
exists s1 s2 x1 x2 x3 x4 x5.(a_topic(x1) & n_both(x1) & with(x1,x4) & n_paint(x4) & of(x4,x5) & n_face(x5) & a_white(s2) & Theme(s2,x4) & in(x1,x2) & n_purple(x2) & card_eq_1(x2) & card_eq_1(x2) & of(x2,x3) & n_green(x3) & a_costume(s1) & Theme(s1,x2) & n_people(x1) & card_eq_2(x1))
exists p1 x1 x2.((x1 = x2) & n_clown(x2) & card_eq_2(x2))