Heels Up’s own father said that she wasn’t Black. Since the “Black” portion of her heritage could only have come from him, I would say that this pretty much settles the issue.
It doesn’t settle the issue.
Black has a capital B. That means it is whatever the group that describes themselves as Black says it is. Changing that one letter changed everything, as we copyeditors know. It’s no longer about how much of your heritage is black by the older rules.