prompt: Does McDonald's use real meat in its hamburgers?
chosen: Does McDonald's use real meat in its hamburgers?
chosen: user
chosen: Yes, McDonald's uses real meat in its hamburgers. All of the beef sold by McDonald's is USDA-certified 100% beef. It is also ground fresh daily in every restaurant.
chosen: assistant
rejected: Does McDonald's use real meat in its hamburgers?
rejected: user
rejected: assistant