One too many. BUT they actually made it make sense. It is heavily implied that any non-whites are from Dorne, which checks out. Dorne is basically the GOT equivalent of Spain, and it has more influence from Essos (Middle East) and Sothryos (Africa), where as the majority of Westeros (Western and Northern Europe) do not.
How many black chicks were in there?
One too many. BUT they actually made it make sense. It is heavily implied that any non-whites are from Dorne, which checks out. Dorne is basically the GOT equivalent of Spain, and it has more influence from Essos (Middle East) and Sothryos (Africa), where as the majority of Westeros (Western and Northern Europe) do not.