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Chess

An ugly duckling problem

18 July 2020

9:00 AM

18 July 2020

9:00 AM

The position shown in this week’s main diagram is the starter problem for the Winton British Chess Solving Championship, an annual competition. White must force mate in two moves, against any defence. (White moves, then Black moves, then White delivers checkmate.) For entry details, see the final paragraph.

Many composed positions have an ugly duckling problem.

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