MESON Chess Problem Database

Problem Display
PID: 33301 (8/7K/8/8/QR1p4/8/bP6/k7 w - - 0 1)

Aleksandrov, Rostislav Nikolaevich

Shakhmatny Listok, 1931

8/7K/8/8/QR1p4/8/bP6/k7

#3

4 + 3

3296 Shakhmatny zadachi miniaturi 1987

SOLUTION

  • SOUND
  • Sets
    • 1...Kb1
      • 2.Qd1#
  • Tries
    • 1.Kg6?
      • 1...Kb1
        • 2.Qd1#
      • 1...d3!
    • 1.Kh6?
      • 1...Kb1
        • 2.Qd1#
      • 1...d3!
    • 1.Kg7?
      • 1...Kb1
        • 2.Qd1#
      • 1...d3!
    • 1.Kh8?
      • 1...Kb1
        • 2.Qd1#
      • 1...d3!
    • 1.Rb5?
      • 1...Kb1
        • 2.Qd1#
      • 1...d3!
    • 1.Rb6?
      • 1...Kb1
        • 2.Qd1#
      • 1...d3!
    • 1.Rb7?
      • 1...Kb1
        • 2.Qd1#
      • 1...d3!
    • 1.Rb8?
      • 1...Kb1
        • 2.Qd1#
      • 1...d3!
  • Keys
    • 1.Qc2!
      • threat
        • 2.Ra4
          • 2...d3
            • 3.Qc1#
      • 1...Bg8+
        • 2.Kxg8
          • threat
            • 3.Ra4#
          • 2...Ka2
            • 3.Ra4#
      • 1...Bb1
        • 2.Ra4+
          • 2...Ba2
            • 3.Qc1#
      • 1...Bb3
        • 2.Rxb3
          • threat
            • 3.Ra3#
          • 2...Ka2
            • 3.Ra3#
      • 1...Bc4
        • 2.Ra4+
          • 2...Ba2
            • 3.Qc1#
        • 2.Rxc4
          • threat
            • 3.Ra4#
          • 2...Ka2
            • 3.Ra4#
      • 1...Bd5
        • 2.Ra4+
          • 2...Ba2
            • 3.Qc1#
      • 1...Be6
        • 2.Ra4+
          • 2...Ba2
            • 3.Qc1#
      • 1...Bf7
        • 2.Ra4+
          • 2...Ba2
            • 3.Qc1#
      • 1...d3
        • 2.Qc1+
          • 2...Bb1
            • 3.Ra4#

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