Problem Display
PID: 13642 (8/8/2PP4/k2n4/1NPB4/1K6/8/8 w - - 0 1)

Kubbel, Leonid Ivanovich (AKA Kubbel, Karl Artur Leonid)

Suddeutsche Schachblatter, 1908

8/8/2PP4/k2n4/1NPB4/1K6/8/8

#3

6 + 2


1829 The Theory of Pawn Promotion 1912

SOLUTION


  • SOUND
  • Keys
    • 1.d7!
      • threat
        • 2.d8Q+
          • 2...Sb6
            • 3.Bxb6#
            • 3.Qxb6#
          • 2...Sc7
            • 3.Qxc7#
        • 2.d8B+
          • 2...Sb6
            • 3.B4xb6#
            • 3.B8xb6#
          • 2...Sc7
            • 3.Bxc7#
      • 1...Sxb4
        • 2.d8Q+
          • 2...Ka6
            • 3.Qb6#
            • 3.Qa8#
      • 1...Sb6
        • 2.d8R
          • 2...Sxc4
            • 3.Rd5#
          • 2...Sa4
            • 3.Ra8#
          • 2...Sd5
            • 3.Rxd5#
            • 3.Ra8#
          • 2...Sd7
            • 3.Ra8#
          • 2...Sa8
            • 3.Rd5#
            • 3.Rxa8#
          • 2...Sc8
            • 3.Rd5#
      • 1...Sc7
        • 2.d8S
          • threat
            • 3.Sb7#

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