prompt: When was President William McKinley assassinated?
chosen.role: system
chosen.content: A chat.
chosen.role: user
chosen.content: When was President William McKinley assassinated?
chosen.role: assistant
chosen.content: President William McKinley was the 25th president of the United States. He was shot on the grounds of the Pan-America Exposition in the Temple of Music in Buffalo New York on September 6, 1901. This was just six months into his second term as president. He was shot by anarchist Leon Czolgosz, twice in the abdomen. 
rejected.role: system
rejected.content: A chat.
rejected.role: user
rejected.content: When was President William McKinley assassinated?
rejected.role: assistant