Robert II "the Burgundian" de Nevers
Robert II "the Burgundian" was born about 1028 in Nevers, Nievre, France.  He died in 1110.

 Avise "Blance" de Sable
Avise "Blance" was born about 1035 in Sable, France.  She died before 1067.

 Robert II de Sable
Robert II was born about 1057 in Sable, France.  He died in 1110.