Chain Sudoku - Easy - Sudoku-Puzzles.net
HoDoKu: Solving Techniques - Chains and Loops
Nice Loops in Sudoku
How to make this a chain? : r/sudoku
Duncan's SuDoku Solver
HoDoKu: Solving Techniques - Chains and Loops
30 Sudoku Finding Singles Chains Technique - YouTube
21 Sudoku Singles Chain - YouTube
SudokuWiki.org - Multi-Colouring Strategy
Am I doing Single Chains correctly? : r/sudoku
Chain Sudoku - Medium - Sudoku-Puzzles.net
Chain that completely cracks the puzzle straight from single digit eliminations using an interesting strong link between 4 in r2c5 and 8 in r3c4, eliminating 4 in r2c4 : r/sudoku
30 Sudoku Finding Singles Chains Technique - YouTube
Tips for spotting chains? : r/sudoku
SudokuWiki.org - Single's Chains
SudokuWiki.org - Remote Pairs
Sudoku Simple Coloring Strategy explained
SudokuWiki.org - Single's Chains
Jet Sudoku - X chain
HoDoKu: Solving Techniques - Chains and Loops
SudokuWiki.org - Single's Chains
What am I doing wrong? The solution says that 8 in box 1 should be in C3, but that doesn't make sense with how I've done the Single's Chains method. : r/sudoku
SudokuWiki.org - Unit Forcing Chains
