Thank you so much for all of your help! 
 I'm sorry I do not have information on that. I can tell you, Others have also migrated south past the Sahara to West Africa. 
 Mauritania is a country in northwest Africa, and it's Capital is Nouakchott which is also the biggest city. 
 Can I please hear about the names and pronounciation facts? 
 Oh wow, that's impressive! May I hear some more?
Mauritania is a country in northwest Africa, and it's Capital is Nouakchott which is also the biggest city.