Other "Factions".

A horse is more than just a horse.
And someone is hiding behind the mask.

But this is no longer an association, but rather a picture-riddle. For example, I would display pictures in such a way that the picture would immediately give me the desired association (perhaps personal associations are not ideal either).
That is, for example: White horse, Horse, Mane; Mask, Ugly, Warrior. And trying to find something in the picture is like looking at Picasso and trying to understand what he meant...

Twentieth-century fox...
Charles Dickens, Charles Murray..., Charles Manson - Google knows this, and I only know: Prince Charles and Charles Lyle Larry..