Logic Masters Deutschland e.V.

Normal Sudoku rules apply.

German Whisper: Adjacent digits along a green line have a difference of at least 5.

Parity Line: Along the red line, every pair of consecutive cells must contain one odd digit and one even digit.

Region Sum Lines: Box borders divide a blue line into segments which have the same sum. Different lines may have different sums.

Renban: Digits along a purple line form a set of consecutive digits in any order.