Problem Display
PID: 9690 (8/6Pr/R3NkPP/8/8/3Q4/8/4K3 w - - 0 1)

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

Deutsche Schachzeitung, 1908

8/6Pr/R3NkPP/8/8/3Q4/8/4K3

#2

7 + 2


1829 The Theory of Pawn Promotion 1912

SOLUTION


  • COOKED
  • Sets
    • 1...Ke7
      • 2.Qd8#
  • Tries
    • 1.Sc5+?
      • 1...Ke5
        • 2.Qe4#
      • 1...Ke7
        • 2.Re6#
        • 2.Qd7#
      • 1...Kg5!
    • 1.Sg5+?
      • 1...Ke5
        • 2.Qe4#
      • 1...Ke7
        • 2.Re6#
      • 1...Kxg5!
    • 1.Qf5+?
      • 1...Ke7
        • 2.Qf7#
      • 1...Kxf5!
  • Keys
    • 1.Qb5!
      • threat
        • 2.Qg5#
      • 1...Kxg6
        • 2.Sd8#
      • 1...Ke7
        • 2.g8S#
    • 1.Qd5!
      • threat
        • 2.Qg5#
      • 1...Kxg6
        • 2.Sd4#
        • 2.Sf4#
        • 2.Sc5#
        • 2.Sc7#
        • 2.Sd8#
        • 2.Sf8#
      • 1...Ke7
        • 2.Qd8#

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