Conversation so far:
what is the capacity of royal hospital kilmainham
The capacity of royal hospital kilmainham, a musical venue for concerts and it has a capacity of c.150, and the Great Hall which has a capacity for up to 450.
What is the name of the founder of the Royal Hospital Kilmainham
The Royal Hospital Kilmainham was Founded by James Butler, Duke of Ormonde and Viceroy to King Charles II.
What year was the Royal Hospital Kilmainham founded.
The Royal Hospital Kilmainham was designed by the architect William Robinson. The construction work began in 1680 and the hospital was completed in 1684.

Question: Was the building ever used as a hospital
Self-contained rewrite: Was the Royal Hospital Kilmainham used as a hospital