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Hard · Puzzle #445
7
5
3
1
8
6
6
9
8
2
4
7
1
6
7
2
5
8
1
5
3
7
4
5
7
9
2
4
5
8
"The essence of mathematics lies in its freedom." — Georg Cantor
"The essence of mathematics lies in its freedom." — Georg Cantor
"The combination player thinks forward; he starts from the given position and tries to find the conclusion of the combination." — Emanuel Lasker
"The combination player thinks forward; he starts from the given position and tries to find the conclusion of the combination." — Emanuel Lasker