Seven cards. One hidden rule.

Catalogues puzzle 273

Solve Catalogues puzzle 273, a fixed hard list: seven cards, one hidden ordering rule, five guesses.

PUZZLE 273 · Hard

Put these in order

Seven chess champions

5 guesses left– of 7 in place0:00
  1. Mikhail Botvinnik
  2. Anatoly Karpov
  3. Tigran Petrosian
  4. Emanuel Lasker
  5. Boris Spassky
  6. José Raúl Capablanca
  7. Vasily Smyslov

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