Complex sentence: Lacking any descendants to succeed her, she bequeathed the county to Rudolph IV of Habsburg, Duke of Austria in 1363, finally acknowledged by the House of Wittelsbach in 1369.
Split into simpler sentences: Lacking any descendants to succeed her, she bequeathed the county to Rudolph IV of Habsburg, Duke of Austria in 1363. He was recognized by the House of Wittelsbach in 1369.