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- Sat Feb 25, 2006 6:18 pm
- Forum: Daily Sudoku Nightmare & Archive
- Topic: 2/19/06 Nightmare: It's beyond me!
- Replies: 3
- Views: 5991
2/19/06 Nightmare: It's beyond me!
I clearly have no idea how to solve this puzzle. I was able to determine four answers, and then I don't seem to be able to locate anything (forcing chains, swordfish, X Wings, XY Wings, etc.) that would allow me to complete this puzzle. The start grid appears immediately below; the second grid shows...