Figure Skating
- Killer cages
- Anti-king
- Whisper lines
The brief
Normal Sudoku rules apply. ANTI-KING- Cells a Chess King's move apart cannot have the same number. DUTCH WHISPERS- Numbers on red lines are at least 4 apart from their neighbors on the line. The number 5 does not appear on red lines. KILLER CAGES- Numbers in cages sum to the number in the top left corner of the cage.