Title: Frédéric Chopin.
Question: Who is stated as being in attendance of Frédéric's first performance at the Salle Pleyel on 26 February 1832?

Title: Cubism.
Question: What did Daniel Robbins say about Demoiselles being the beginning of Cubism?

Title: Freemasonry.
Question: What pope most recently issued Papal pronouncements against Freemasons?

Title: Slavs.
Question:
The origin of what Byzantine term is disputed?