Ouled Birri
The Oulad Birri have produced a number of important Marabouts of the Qadiriyya Sufi tariqa: most famous among them was Shaykh Sidya Baba , who aided the Frenchman Xavier Coppolani in bringing the Mauritanian emirates under colonial rule in the first years of the 20th century . 
<triplet> Qadiriyya <subj> tariqa <obj> instance of