A prize fund of at least £1,225 is on offer, with qualification for the 2020 world solving championship available to the eventual winnerThis week’s puzzle marks the opening round of a national competition in which Guardian readers have traditionally performed strongly over many years.You have to work out how White, playing as usual up the board in the diagram, can force checkmate in two moves, however Black defends. Continue reading…
Via: Chess: national solving championship opens to entries from Britain this week

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