Примеры предложений на английский со словом "by the numbers"

The checkerboard with 100 squares used in checkers has its black squares numbered 1 to 50, from right to left, on the black side, so that they initially occupy the four rows of squares identified by the numbers 1 to 20, while the white pieces stand on the four rows of squares identified by the numbers 31 to 50.
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