She and her sister , Marie , were declared legitimate , and the custody of the two girls was awarded to their father .
Her parents ' marriage was annulled in 1152 , barely a year after Alix 's birth .
Alix and Alix 's sister , Marie , were declared legitimate , and the custody of the two girls was awarded to their father .
Her parents ' marriage was annulled in 1152 , barely a year after Alix 's birth .