Logic Masters Deutschland e.V.

Rules: Normal Sudoku / Normal Variant rules apply.

Normal: Place the digits 1 to 9 once each in every row, column, and 3x3 box.

German Whisper – Consecutive digits on green lines must differ by 5 or more.

Inequality – The inequality sign (in red) points to the smaller of the two digits it separates.

King’s Move – Digits a chess king’s move apart cannot be the same.

Knight’s Move – Digits a chess knight’s move apart cannot be the same.

XV – Digits separated by an X sum to 10. Digits separated by a V sum to 5. Not all XV clues are given.

Commentary Corner: Check out the True X X-wing on 4s! Not planned – just had a laugh.

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Play with SudokuPad