At the age of ten, he was engaged to Margaret, daughter of Floris V, Count of Holland, and an opulent psalter was being prepared for the marriage when he died a few months before the wedding was to take place.
He was engaged to Margaret, daughter of Floris V, Count of Holland, and an opulent psalter was being prepared for the marriage when he died a few months before the wedding was to take place. This was at the age of ten.