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Expert · Puzzle #478
8
2
6
7
2
6
5
7
4
3
7
9
8
7
8
1
9
4
1
2
9
4
3
5
"Chess is everything: art, science, and sport." — Anatoly Karpov
"Chess is everything: art, science, and sport." — Anatoly Karpov
"Extraordinary claims require extraordinary evidence." — Carl Sagan
"Extraordinary claims require extraordinary evidence." — Carl Sagan