Who is Beaugosse. Deune, Arona, Alioune from God's Bits of Wood and what is their importance?

These characters are second-tier union administrators, functioning below Lahbib, Doudou and Bakayoko. While Deune, Arona and Alioune prove loyal allies to both the ideals and practicalities of the strike, the vain and ambitious Beaugosse eventually leaves the union to further his own goals.