Problem Display
PID: 270485 (8/8/8/4K3/8/8/4k3/3RBR2 w - - 0 1)

von Dehn, Bodo

Die Schwalbe, 1931

8/8/8/4K3/8/8/4k3/3RBR2

#3

4 + 1


SOLUTION


  • SOUND
  • Tries
    • 1.Kd4?
      • 1...Kxd1
        • 2.Kd3
          • 2...Kc1
            • 3.Bc3#
      • 1...Kxf1!
    • 1.Kf4?
      • 1...Kxf1
        • 2.Kf3
          • 2...Kg1
            • 3.Bg3#
      • 1...Kxd1!
    • 1.Rc1?
      • threat
        • 2.Rf2+
          • 2...Kd3
            • 3.Rc3#
          • 2...Ke3
            • 3.Rc3#
      • 1...Kd3
        • 2.Rf2
          • 2...Ke3
            • 3.Rc3#
      • 1...Ke3
        • 2.Rf2
          • 2...Kd3
            • 3.Rc3#
      • 1...Kxf1!
    • 1.Rd2+?
      • 1...Ke3
        • 2.Rg1
          • 2...Kf3
            • 3.Rg3#
      • 1...Kxf1!
    • 1.Rg1?
      • threat
        • 2.Rd2+
          • 2...Ke3
            • 3.Rg3#
          • 2...Kf3
            • 3.Rg3#
      • 1...Ke3
        • 2.Rd2
          • 2...Kf3
            • 3.Rg3#
      • 1...Kf3
        • 2.Rd2
          • 2...Ke3
            • 3.Rg3#
      • 1...Kxd1!
    • 1.Rf2+?
      • 1...Ke3
        • 2.Rc1
          • 2...Kd3
            • 3.Rc3#
      • 1...Kxd1!
  • Keys
    • 1.Ke4!
      • 1...Kxd1
        • 2.Kd3
          • 2...Kc1
            • 3.Bc3#
      • 1...Kxf1
        • 2.Kf3
          • 2...Kg1
            • 3.Bg3#

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