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CRIDOKU

Daily case

The Ocean Liner

18 August 2026 · 7×7 · ●●○○ hard

One fresh case a day — not from the book but made for this page and held to the same standard: exactly one solution, solvable without guessing.

ChestHelmBedClockLife RingPianoMirrorCaptain's CabinCabinEngine RoomBarSick BayBridge1A2B3C4D5E6F7GN ▲

Suspects

  • Greta
  • Bruno
  • Frank
  • Anna
  • Paul
  • Karla
  • ✕
    Elif

Clues

  1. 1Anna stood at the northern edge of the floor plan.
  2. 2Bruno was in the same room as the clock.
  3. 3Frank stood at the eastern edge of the floor plan.
  4. 4Greta was in the cabin.
  5. 5Anna and Paul were in the same room.
  6. 6Karla stood next to the life ring.
  7. 7Greta was further east than Bruno.
  8. 8Greta was further north than Elif.
  9. 9Greta was further south than Frank.

Who did it?

How you get there

The rules in four sentences

  1. 1Every person stands alone in their row and alone in their column.
  2. 2Solid objects fill their square — nobody stands there (hatched).
  3. 3On the rug, armchair, chair, bed, ladder and tractor somebody can stand.
  4. 4The culprit is whoever ends up in the same room as the victim.

Missed one?

The last seven cases stay up.