X-Chain - Sudopedia Mirror
The Even MORE Powerful XY-Chain! / Sudoku Tutorial #28 - YouTube | Sudoku, Tutorial, Type i
Jet Sudoku Tutorial - XY-wing
Sudoku - Quatrian
Simple Coloring (Singles Chains) Strategy - Sudoku
Expert Sudoku Strategy XY-Chain Explained - YouTube
Step-by-Step Sudoku Solution
HoDoKu: Solving Techniques - Chains and Loops
Why isn't this an XY chain? : r/sudoku
(1267)W(i1s2)5(68)(27)(14)39(68)39(68)41257(47)(127)5(27)3968(14)W(i5s7)9(s1i4)32(s4i7)(18)6(158)(123)(12)895674(13)(567)(67)(34)(47)1892(35)(29)461(78)53(79)(28)(23)87(246)9(234)51(246)(1239)5(123)(2468)(678)(234)(48)(79)(2468) "Techniques: Forcing Chains - Sudoku Of The Day")
Techniques: Forcing Chains - Sudoku Of The Day
Sudoku Pincers and Chains
Tips for how to find XY chains (no answer please) : r/sudoku
Sudoku Solving Techniques — XY-wing & XY-Chain
HoDoKu: Solving Techniques - Chains and Loops
Sudoku Pincers and Chains
Sudoku: Advanced-XY Chains
SudokuWiki.org - XY-Chains
Solving Sudoku
Sudoku Coach - Learn 'XY-Chain'
JSudoku - XY-Chains, Loops & Almost Locked Sets
Sudoku XY Chain
Sudoku XY-Chain Strategy explained
Sudoku Solver - XY-Chain
XY-Chain Strategy - Sudoku
