prompt: Is it true that LSD can be put on the back of a stamp?
chosen: Is it true that LSD can be put on the back of a stamp?
chosen: user
chosen: No, it is not true that LSD can be put on the back of a stamp. LSD is an illegal substance and placing it on a stamp would violate postal regulations. Additionally, the high potency of the drug could endanger postal employees and those handling the mail.
chosen: assistant
rejected: Is it true that LSD can be put on the back of a stamp?
rejected: user
rejected: assistant