PlaySudoku.us
Hard · Puzzle #158
2
7
1
3
9
6
4
4
7
6
6
8
5
9
7
1
2
6
7
8
2
1
4
6
4
8
5
2
1
4
9
"Opinion is the medium between knowledge and ignorance." — Plato
"Opinion is the medium between knowledge and ignorance." — Plato
"Tactics flow from a superior position." — Bobby Fischer
"Tactics flow from a superior position." — Bobby Fischer