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Evil · Puzzle #209
6
5
8
4
7
7
3
4
2
7
1
3
8
7
1
6
9
7
8
5
9
4
4
6
8
5
Techniques used
- Hidden Single
- Naked Quad
- Box-Line Reduction
- 2-String Kite
- Forcing Chains
- Finned X-Wing
- Naked Single
- Naked Triple
- Pointing Pair
- X-Wing
- Skyscraper