Problem Display
PID: 133831 (6Q1/r4P2/8/PP3K1p/4P2p/7k/6p1/6B1 w - - 0 1)

von Holzhausen, Walther Freiherr

Deutsches Wochenschach, 1905

6Q1/r4P2/8/PP3K1p/4P2p/7k/6p1/6B1

#3

7 + 5


1829 The Theory of Pawn Promotion 1912

SOLUTION


  • SOUND
  • Sets
    • 1...Rxf7+
      • 2.Qxf7
        • 2...Kg3
          • 3.Qb3#
  • Tries
    • 1.Qg7?
      • threat
        • 2.Qc3#
      • 1...Rxf7+
        • 2.Qxf7
          • 2...Kg3
            • 3.Qb3#
      • 1...Rd7
        • 2.Qc3+
          • 2...Rd3
            • 3.Qxd3#
      • 1...Rc7!
    • 1.Qd8?
      • threat
        • 2.Qd3#
      • 1...Rd7
        • 2.Qxd7
          • 2...Kg3
            • 3.Qd3#
      • 1...Rxf7+!
    • 1.Qf8?
      • threat
        • 2.Qa3#
      • 1...Rxf7+
        • 2.Qxf7
          • 2...Kg3
            • 3.Qb3#
      • 1...Rc7
        • 2.Qa3+
          • 2...Rc3
            • 3.Qxc3#
      • 1...Rd7
        • 2.Qa3+
          • 2...Rd3
            • 3.Qxd3#
      • 1...Re7
        • 2.Qxe7
          • 2...Kg3
            • 3.Qa3#
      • 1...Rxa5!
    • 1.f8Q?
      • threat
        • 2.Qa3#
        • 2.Qb3#
      • 1...Rf7+
        • 2.Qgxf7
          • 2...Kg3
            • 3.Qb3#
            • 3.Qa3#
      • 1...Rc7
        • 2.Qa3+
          • 2...Rc3
            • 3.Qxc3#
        • 2.Qb3+
          • 2...Rc3
            • 3.Qxc3#
      • 1...Rd7
        • 2.Qa3+
          • 2...Rd3
            • 3.Qxd3#
        • 2.Qb3+
          • 2...Rd3
            • 3.Qxd3#
      • 1...Rg7!
    • 1.f8S?
      • threat
        • 2.Qb3#
      • 1...Rf7+
        • 2.Qxf7
          • 2...Kg3
            • 3.Qb3#
      • 1...Rc7
        • 2.Qb3+
          • 2...Rc3
            • 3.Qxc3#
      • 1...Rd7
        • 2.Qb3+
          • 2...Rd3
            • 3.Qxd3#
      • 1...Rg7!
    • 1.f8R?
      • threat
        • 2.Qb3#
      • 1...Rf7+
        • 2.Qxf7
          • 2...Kg3
            • 3.Qb3#
      • 1...Rc7
        • 2.Qb3+
          • 2...Rc3
            • 3.Qxc3#
      • 1...Rd7
        • 2.Qb3+
          • 2...Rd3
            • 3.Qxd3#
      • 1...Rg7!
  • Keys
    • 1.f8B!
      • threat
        • 2.Qb3#
      • 1...Rf7+
        • 2.Qxf7
          • 2...Kg3
            • 3.Qb3#
      • 1...Rg7
        • 2.Bxg7
          • 2...Kg3
            • 3.Qb3#
      • 1...Rc7
        • 2.Qb3+
          • 2...Rc3
            • 3.Qxc3#
      • 1...Rd7
        • 2.Qb3+
          • 2...Rd3
            • 3.Qxd3#

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