Doc's Daily Sudoku
21 December 2023
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XY Wing
Empty rectangle (hinge)
W wing
XYZ Wing
Empty rectangle (hinge)
Empty rectangle (hinge)
Turbot fish
Turbot fish
Two String Kite
Two String Kite
W wing
Remote pairs
Hidden rectangle
Colors
Empty rectangle (hinge)
Turbot fish
Colors
Sashimi X-wing
XY Wing
Colors
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