Chess: National solving championship opens for entries from Britain


Leonard Barden

Entry is free, the prize fund is expected to be at least £1,200, and the winner qualifies for the 2022 world solving championship

This week’s puzzle is the opening round of a national contest where Guardian readers traditionally perform strongly and in numbers.

You have to work out how White, playing as usual up the board, can force checkmate in two moves, however Black defends.

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