Richilde of Provence
Richilde attempted to assume a position of authority upon the death of Louis III in 882 , and of Carloman II in 884; however , the empire was agitated and under threat by the Normans , and the grandees of the realm forced her to withdraw to Provence , then the realm of her nephew Louis the Blind , where she died on 2 June 910 . 
<triplet> Louis III <subj> Carloman II <obj> sibling <triplet> Carloman II <subj> Louis III <obj> sibling