Five guests sign the hotel log one by one, and the manager remembers only these facts. Luca signed before Gwen. Dmitri signed before Felix. Gwen signed before Dmitri. Hugo signed before Luca. Who signed third?
Gwen.
Putting every clue in a line gives this order: Hugo, Luca, Gwen, Dmitri, Felix.
About this riddle
Detective riddles are tiny mysteries. Look for the detail in the story that does not fit; it is usually the clue that solves the case.
Difficulty: Hard. More like this: Detective riddles with answers or try Truth & Lie Island for a different kind of puzzle.
More detective riddles
Five guests sign the hotel log one by one, and the manager remembers only these facts. Kira signed before Jonas. Felix signed before Iris. Nico signed before Felix. Jonas signed before Nico. Who signed fourth?
Detective Novak questions five witnesses about the order they reached the museum door. Gwen reached the door before Dmitri. Dmitri reached the door before Jonas. Mara reached the door before Gwen. Jonas reached the door before Carmen. Who reached the door last?
Detective Quinn questions five witnesses about the order they reached the museum door. Pavel reached the door before Jonas. Jonas reached the door before Nico. Aria reached the door before Pavel. Nico reached the door before Felix. Who reached the door third?
The eraser is bigger than the student, and the student is bigger than the book. Which one is the smallest?
Inspector Okafor is checking the order in which five suspects left the locked library. Gwen left before Boris. Elena left before Jonas. Boris left before Mara. Jonas left before Gwen. Who left fourth?
Five guests sign the hotel log one by one, and the manager remembers only these facts. Pavel signed before Kira. Luca signed before Pavel. Felix signed before Luca. Kira signed before Iris. Who signed second?

