Q: On which river do Basle, Strasbourg and Cologne stand?
What is the answer?

A: river rhine

Q: In which month is 'The Last Night of the Proms' held?
What is the answer?

A: september

Q: What conference, which is now held in Europe, Asia, as well as the US, hosts a series of talks of 18 minute maximum length, devoted to "ideas worth spreading"?
What is the answer?

A: ted talks

Q: In which part of southern Afghanistan are most of the British troops deployed?
What is the answer?

A:
helmand province