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Retroanalyse im Schach

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Meisterwerke

in der Retroanalyse

12 - J. G. Mauldon

British Chess Magazine, 1966

(Version)

[15+10. (RV) Matt in 3 Zügen]

[15+10. (RV) Matt in 3 Zügen]

Lösung

Suppose black can castle both king- and queenside. Then his last move was either b7-b5, d7-d5 or f7-f5.

Suppose now black can't castle queenside. Then #3 with 1. Bd6!, and (again) black has no proper defense against 2. Rh8 or 2. Ra8.

And the last case: Black can't castle kingside. Then #3 with 1. Bf6!


Solution by Philippe Schnoebelen