Solution to Sudoku no 711

Sudoku no 711 (Diabolical)

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Solution to Sudoku no 710

Sudoku no 710 (Tough)

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Chess Solution no 13

The game continued as follows:

47. ...  Rxd5+

48. Ke2  Qc2+

49. Ke3  Rd3+

50. Ke4  Rd4+

White resigned at this point. There are alternative scenarios but they all involve the loss of the white queen in exchange for the black rook e.g:

47. ...  Rxd5+

48. Ke2  Qc2+

49. Kf3  Rf5

 

etc.

Chess Puzzle no 13

You may remember Sarasadat Khademalsharieh (AKA Sara Khadem) as the Iranian chess player who removed her hijab while competing in a tournament in Kazakhstan. Realising that she would be arrested if she returned to Iran, she defected to Spain instead and now has Spanish nationality.

The position below is from the game she played in that tournament against Nafisa Muminova. Sarasadat has the black pieces and it is her turn to move. How did she bring the game to a successful conclusion?

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