Pro Tip

Hidden Triple: three digits each appearing in only three cells within a group — eliminate all other candidates from those three cells.

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

"No one ever won a game by resigning." — Savielly Tartakower

Chess Wisdom