Boson I La+ Marche
Boson I La+ was born about 0910.  He died before 0976.

 Emma De+ Perigord
Emma De+ was born in 0910.

 Aldebert I De La+ Marche
Aldebert I De La+ was born about 0940 in Marche, Creuse, Limousin, France.  He died in 0995 in Perigord, Dordogne, Aquitaine, France.

 Boson II De La Marche
Boson II De La was born about 0948.  He died about 1006.