Problem Display
PID: 224788 (3N2r1/B1p5/r2p4/4k3/1P2p3/1p1QN1P1/2bK4/b7 w - - 0 1)

Miles, John Augustus

English Mechanic and World of Science, 1878

(First published on Fri Jan 11 1878)

3N2r1/B1p5/r2p4/4k3/1P2p3/1p1QN1P1/2bK4/b7

#4

7 + 9


15239 Valois Notebooks 2020

SOLUTION


  • COOKED
  • Keys
    • 1.Qf1!
      • threat
        • 2.Qf4#
        • 2.Qf5#
      • 1...Bc3+
        • 2.Kxc3
          • threat
            • 3.Bd4#
            • 3.Qf4#
            • 3.Qf5#
          • 2...Rc6+
            • 3.Sxc6+
              • 3...Ke6
                • 4.Qf5#
      • 1...Rf8
        • 2.Qxa1+
          • 2...Rxa1
            • 3.Bd4+
              • 3...Kxd4
                • 4.Sc6#
    • 1.Qd5+!
      • 1...Kf6
        • 2.Qe6+
          • 2...Kg5
            • 3.Sf7+
              • 3...Kh5
                • 4.Qh6#
          • 2...Kg7
            • 3.Sf5+
              • 3...Kh7
                • 4.Qh6#
              • 3...Kf8
                • 4.Qf7#
                • 4.Qe7#
              • 3...Kh8
                • 4.Qh6#
        • 2.Qf7+
          • 2...Kg5
            • 3.Se6+
              • 3...Kh6
                • 4.Sf5#

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