Q: Given a question and a context passage, generate the answer having the word or phrase from the context passage. Here, the answer should be a shortest continous span from the passage.
Context: Isabella of France (1295 -- 22 August 1358), sometimes described as the She-Wolf of France, was Queen of England as the wife of Edward II. She was the youngest surviving child and only surviving daughter of Philip IV of France and Joan I of Navarre.
Question: Which lady Isabella of France was born to?
A:
joan i of navarre