three-move restriction

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three-move restriction

checkers

Also known as: American restriction

Learn about this topic in these articles:

tournament rules

In checkers
The three-move, or American, restriction is an extension of the two-move to black’s second move, with about 300 prescribed openings. Eleven-man ballot is a less popular method, in which one piece is removed by lot from each side before the start of a game. The original…
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