Problem: Which musical instrument provides the leader of an orchestra with the concert pitch of the note 'A'?
Answer: oboe

Problem: Which team won the Fdration Internationale de Volleyball Women's World Championship in Japan, that was held in October / November 2010?
Answer: russia

Problem: In WWII what name was given to the top secret material gained from the Enigma machines?
Answer: ultra

Problem: In which country was JRR Tolkien born?
Answer:
south africa