Pro Tip

Naked Pairs: if two cells in a house share the same two candidates, eliminate those digits from all other cells in that house.

Pro Tip
✓ Completed! 👍
8
4
5
6
1
2
7
3
5
7
1
2
8
6
9
4
8
9
9
7
3
2
3
4
8
8
3
7
1
7
8
3
5
4
5
7
8
Chess Wisdom

"Chess is the art of analysis." — Mikhail Botvinnik

Chess Wisdom