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! 👍
3
1
4
2
8
7
2
1
6
4
2
7
3
4
3
3
2
7
8
7
6
1
7
9
2
8
4
2
8
1
1
Chess Wisdom

"Chess, like love, like music, has the power to make men happy." — Siegbert Tarrasch

Chess Wisdom