A red, white, black and green flag.
this is a three color flag
You can not infer it is a color flag.
exists s1 s2 s3 s4 x1.(a_topic(x1) & n_flag(x1) & a_green(s4) & Theme(s4,x1) & a_black(s3) & Theme(s3,x1) & a_white(s2) & Theme(s2,x1) & a_red(s1) & Theme(s1,x1))
exists p1 x1.(n_thing(x1) & exists x2 x3.((x1 = x2) & n_flag(x2) & of(x2,x3) & n_color(x3) & card_eq_3(x2)))