Doc's EXTREME Daily Sudoku
13 October 2021
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XYZ Wing
Swordfish
Swordfish
Finned X wing
Swordfish
Swordfish
Finned X wing
Hidden rectangle
Finned X wing
Finned X wing
Group AIC
Discontinuous Nice Loop
A.I.C
X wing
Empty rectangle (hinge)
Turbot fish
Colors
Jellyfish
XYZ Wing
Discontinuous Nice Loop
Hidden rectangle
Discontinuous Nice Loop
Unique side
Discontinuous Nice Loop
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