This is a correct answer to the following question about Berlin Blockade. Yes or no?
Answer: Aircrews from the United States Air Force , the British Royal Air Force , the Royal Australian Air Force , the Royal Canadian Air Force , the Royal New Zealand Air Force , and the South African Air Force flew over 200,000 flights in one year, providing up to 4700 tons of daily necessities such as fuel and food to the Berliners.
Question: What was berlin blockade problem
