Complex sentence: Isabella died on April 23,1931 at the age of 79, in France five days after her nephew King Alfonso XIII of Spain had lost the Spanish throne and the entire Spanish royal family had gone into exile.
Split into simpler sentences: Isabella died on April 23,1931, at the age of 79, in exile in France. Curiously she died five days after her nephew King Alfonso XIII of Spain had lost the Spanish throne and the entire Spanish royal family had gone into exile.