Selfmate

Rarity: Common

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Notion

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Science and technology

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What Wikipedia says

A selfmate is a chess problem in which White, moving first, must force Black to deliver checkmate within a specified number of moves. Selfmates were once known as sui-mates.

Excerpt from the Wikipedia article “Selfmate”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Keeble, John, 1855-1939, Public domain, via Wikimedia Commons.