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TechnicalLast Updated: 2026-07-18
Mate Score
"An engine announcement that forced checkmate exists in a specific number of moves."
In-Depth Explanation
A display such as M5 means the engine has found mate in five moves against best defense. A negative mate score means the side being evaluated is getting mated. Mate distance can change as search deepens, so follow the principal variation and verify the first forcing move.
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Frequently Asked Questions
What does mate score mean in chess?
An engine announcement that forced checkmate exists in a specific number of moves.
How can I practice mate score?
Use a real game in the Plychess analysis tools and identify where mate score affected the position or result.
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