Case Grid 003 · Harbor Hotel · Zebra Logic Grid

The Room with No Guest

At Harbor Hotel, four accounts crossed four places and four objects. Match every person to close the room with no guest.

Goal Use each exact clue to complete all four matches.

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People, places, and objects in The Room with No Guest

At Harbor Hotel, four accounts crossed four places and four objects. Match every person to close the room with no guest.

People

  • Rosa Chen
  • Yara Stone
  • Samir Holt
  • Victor Dunn

Places

  • Reading Room
  • Front Desk
  • Laundry Hall
  • Sea Balcony

Objects

  • Room Key
  • Guest Register
  • Tea Tray
  • Red Umbrella

Exact clues

  1. Rosa Chen was assigned to Laundry Hall.
  2. Victor Dunn did not carry Room Key.
  3. Red Umbrella was logged at Laundry Hall.
  4. Victor Dunn did not carry Tea Tray.
  5. Yara Stone did not carry Tea Tray.
  6. Samir Holt was not assigned to Reading Room.
  7. Samir Holt was not assigned to Front Desk.
  8. Guest Register was not logged at Front Desk.
Read the closed-case resolution

Rosa Chen was matched to Laundry Hall with Red Umbrella. Once that link was fixed, every remaining account in the room with no guest had only one possible place.

The rule in ten seconds

How to play

Exclude. Tap a blank cell once to mark an impossible match.

Confirm. Tap again to lock a match and clear its row and column.

Connect. Two linked matches automatically complete the third matrix.

Case Grid belongs to the classic Zebra-puzzle family: every clue connects categories until one complete set of matches remains.