(1) He has/had a relationship with Agnes of Braunschweig-Lüneburg.
Child(ren):
(2) He has/had a relationship with Agnes of Braunschweig-Lüneburg.
Child(ren):
(3) He has/had a relationship with Agnes of Braunschweig-Lüneburg.
Child(ren):
(4) He has/had a relationship with Agnes of Braunschweig-Lüneburg.
Child(ren):
(5) He has/had a relationship with Agnes of Braunschweig-Lüneburg.
Child(ren):
(6) He has/had a relationship with Agnes of Braunschweig-Lüneburg.
Child(ren):
(7) He has/had a relationship with Agnes of Braunschweig-Lüneburg.
The data shown has no sources.