Bona does not fall from her horse in Niepołomice, her last child lives. Another take:
Albert II (1527-1583) Duke of Bari and Rossano, Grand Duke of Lithuania, King of Poland, m. Anna d'Este (1531-1607)
1) Anna (1550-1552)
2) Isabella (1551-1621) m. Francesco I (1541-1587) Grand Duke of...