Two people are dressed in green and purple outfits wearing masks.
Two people are not wearing anything, they are naked.
Naked isnt wearing masks.
exists e1 e2 s1 s2 x1 x2 x3 x4.(in(e1,x2) & Theme(e2,x4) & Actor(e2,x3) & v_wear(e2) & n_mask(x4) & (x2 = x3) & n_outfit(x2) & a_purple(s2) & Theme(s2,x2) & a_green(s1) & Theme(s1,x2) & Theme(e1,x1) & v_dress(e1) & n_people(x1) & card_eq_2(x1))
exists x1.(-all x2.(n_thing(x2) -> exists e1 p1.(Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & exists s1.(Theme(s1,x1) & a_naked(s1)) & that(x2,p1))) & n_thing(x1) & n_people(x1) & card_eq_2(x1))