sudoku solving - x wing column variation
XY-Chain Strategy - Sudoku
HoDoKu: Solving Techniques - Wings (XY-Wing, XYZ-Wing, W-Wing)
Y-wing - Sudoku technique
Sudoku XYZ-Wing Strategy explained
Sudoku - X Wing
Sudoku Snake - Solving Technique - XY Wings
Х-wing - Sudoku technique
Advanced Sudoku Strategy X-Wing Explained
HoDoKu: Solving Techniques - Wings (XY-Wing, XYZ-Wing, W-Wing)
SudokuWiki.org - Multivalue X-Wing Strategy
Dan Rice's Sudoku Blog: X-Wings
Sudoku Snake - Solving Technique - XYZ Wings
HoDoKu: Solving Techniques - Basic Fish (X-Wing, Swordfish, Jellyfish)
Help - Sudoku XY-Wing
HoDoKu: Solving Techniques - Basic Fish (X-Wing, Swordfish, Jellyfish)
Dan Rice's Sudoku Blog: X-Wings
Х-wing - Sudoku technique
Sudoku X-Wing technique: when and how to use
Sudoku: Fishy-XWing
![R.XY − W ] (XY-Wing technique) and [R.XY Z − W ] (XYZ-Wing technique) | Download Scientific Diagram](https://www.researchgate.net/publication/252951780/figure/fig3/AS:340329757724694@1458152345833/RXY-W-XY-Wing-technique-and-RXY-Z-W-XYZ-Wing-technique.png "R.XY − W ] (XY-Wing technique) and [R.XY Z − W ] (XYZ-Wing technique) | Download Scientific Diagram")
R.XY − W ] (XY-Wing technique) and [R.XY Z − W ] (XYZ-Wing technique) | Download Scientific Diagram
Sudoku X-Wing Strategy explained
SudokuWiki.org - X-Wing Strategy
SudokuWiki.org - X-Wing Strategy
Advanced Solving Sudoku Technique: XY-Wing
