Task: Explanation
Input (English): Maria Anna of Spain (18 August 1606 – 13 May 1646), was by birth Infanta of Spain and by marriage Holy Roman Empress and Queen of Hungary and Bohemia as the wife of Ferdinand III, Holy Roman Emperor. Question: The mother of the girl featured in the Portrait of Marianna of Austria was born in which year? Answer: 1606
Output (English): Maria Anna of Spain 18 August 1606 – 13 May 1646, was by birth Infanta of Spain and by marriage Holy Roman Empress and Queen of Hungary and Bohemia as the wife of Ferdinand III, Holy Roman Emperor.