The Potion Puzzle – Starting Harry Potter https://www.startingharrypotter.com/explore/going-to-hogwarts/the-potion-puzzle
The Potion Puzzle is a rather mysterious poem set by Severus Snape at the end of Harry Potter, Ron Weasley and Hermione Granger’s quest to seek the Philosopher’s Stone.
This logic puzzle goes like this: Danger lies before you, while safety lies behind, Two of us will help