prompt: Which were the last five US states to become states?
chosen.role: system
chosen.content: A chat.
chosen.role: user
chosen.content: Which were the last five US states to become states?
chosen.role: assistant
chosen.content: The last five to become US states were Oklahoma, New Mexico, Arizona, Alaska, and Hawaii. Oklahoma became a state in 1907, New Mexico and Arizona became states in 1912, and Alaska and Hawaii became states in 1959. 
rejected.role: system
rejected.content: A chat.
rejected.role: user
rejected.content: Which were the last five US states to become states?
rejected.role: assistant