![Spotted my first ALS-W-Wing. Placing 6 in either green squares locks the 7s in both ALSes to r89c2 or r6c4. Since one of these 3 cells has to contain 7, r6c2 (which Spotted my first ALS-W-Wing. Placing 6 in either green squares locks the 7s in both ALSes to r89c2 or r6c4. Since one of these 3 cells has to contain 7, r6c2 (which](https://external-preview.redd.it/TCVAPhNUILQe4tGtlSl019rYTIdBv4_usQc5fJVYf4E.png?auto=webp&s=ded3c6d0d5fe042c86e617e00dccc4da266520ac)
Spotted my first ALS-W-Wing. Placing 6 in either green squares locks the 7s in both ALSes to r89c2 or r6c4. Since one of these 3 cells has to contain 7, r6c2 (which
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Number-Crunching Sudoku: Math + Sudoku 2 the Fun, Pre-Owned Paperback 1454917660 9781454917663 James W. Liber - Walmart.com
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