Title: The Blitz.
Question: On May 3/4 how many German bombers were lost?

Title: Paris.
Question: In Janurary of 2014, what was the population of Paris' city limits?

Title: Frédéric Chopin.
Question: What year did Schumann review Chopin's piano concertos?

Title: Tuberculosis.
Question:
What material can sometimes be expelled by coughing if the cavities it's stored in connect to bronchi?