Q: Given a context passage, generate a question from the passage such that its answer is shortest continous span from the passage.
To provide for the Hall of Mirrors as well as the salon de la guerre and the salon de la paix, which connect the grand appartement du roi with the grand appartement de la reine, architect Jules Hardouin Mansart appropriated three rooms from each apartment as well as the terrace that separated the two apartments.
A:
Who was the architect or designer of Hall of Mirrors?