It's a fringe viewpoint but some knowledgeable people have argued that Pan troglodytes is better called Homo troglodytes. Perhaps GP is among them.

https://www.nationalgeographic.com/science/2003/05/chimps-be...

GP is indeed amongst them, though I admit I was not clear in my original statement. Chimps (and our chimp-like ancestors) both developed culture, warfare And the beginnings of language. In this sense, ‘human-ness’ is a continuum. For culture see this fascinating material...

https://www.smithsonianmag.com/smart-news/animal-fashion-som...

I don' think it matters. Even if Chimps are put on the same branch, 'human', refers to homo sapiens.