Given the question: Information: - France, officially the French Republic, is a country with territory in western Europe and several overseas regions and territories. The European, or metropolitan, area of France extends from the Mediterranean Sea to the English Channel and the North Sea, and from the Rhine to the Atlantic Ocean. Overseas France include French Guiana on the South American continent and several island territories in the Atlantic, Pacific and Indian oceans. France spans and had a total population of almost 67 million people as of January 2017. It is a unitary semi-presidential republic with the capital in Paris, the country's largest city and main cultural and commercial centre. Other major urban centres include Marseille, Lyon, Lille, Nice, Toulouse and Bordeaux. - Diane de France ( 1538 -- 11 January 1619 ) was the natural ( illegitimate ) daughter of Henry II , King of France , and his Piedmontese mistress Filippa Duci . Disproven sources claim that she was the daughter of Diane de Poitiers , because the latter was already Henry II 's mistress by the time she brought up the little girl under her care . Diane was born in Paris during 1538 and was formally legitimised in 1547 . She was married on 14 February 1552 to Orazio Farnese , Duke of Castro , but was later widowed in 1553 after Orazio was killed in battle at Hesdin . Diane 's second marriage was to Francis de Montmorency in 1559 , who was the eldest son of Anne , Constable of France . Diane was widowed for a second time in 1579 , after helping her to make her husband a leader of the politiques , a moderate Roman Catholic group in France . Diane became a favourite of Henry III , King of France , who made her Duchess of Angouleme in appanage ( during her lifetime only ) during 1582 . Diane also enjoyed much respect at the court of Henry IV , King of France and superintended the education of his son Louis XIII , King of France . She was known to sing and could play the lute and other musical instruments . Diane died on 11 January 1619 in Paris . Her surviving letters reveal her as a woman of great courage and tolerance . - Diane de Poitiers (3 September 1499 25 April 1566) was a French noblewoman and a prominent courtier at the courts of king Francis I and his son, King Henry II of France. She became notorious as King Henry's favourite. Because of this, she wielded much influence and power at the French Court, which continued until Henry was mortally wounded in a tournament accident. It was during this tournament that his lance wore her favour (ribbon) rather than his wife's. What is the relationship between 'diane de france' and 'henry ii of france'?
The answer is:
father