Five guests sign the hotel log one by one, and the manager remembers only these facts. Opal signed before Pavel. Kira signed before Opal. Carmen signed before Kira. Elena signed before Carmen. Who signed fourth?
Opal.
Putting every clue in a line gives this order: Elena, Carmen, Kira, Opal, Pavel.
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.
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