MESON Chess Problem Database

Problem Display
PID: 10181 (4k2r/1R5p/8/8/KR6/p7/8/8 w - - 0 1)

Zakhodyakin, Gleb Nikolaevich

Shakhmaty v SSSR, 1962

4k2r/1R5p/8/8/KR6/p7/8/8

#2

3 + 4

3296 Shakhmatny zadachi miniaturi 1987
3813 300 Sachmatu Uzdaviniu 1991

SOLUTION

  • SOUND
  • Tries
    • 1.Rc4?
      • threat
        • 2.Rc8#
      • 1...Kf8
        • 2.Rc8#
      • 1...Kd8!
    • 1.Rc7?
      • threat
        • 2.Rb8#
      • 1...Kf8
        • 2.Rb8#
      • 1...Kd8!
    • 1.Rg7?
      • threat
        • 2.Rb8#
      • 1...Kd8
        • 2.Rb8#
      • 1...Kf8!
    • 1.Rxh7?
      • threat
        • 2.Rb8#
      • 1...Kd8
        • 2.Rb8#
      • 1...Kf8
        • 2.Rb8#
      • 1...Rxh7!
  • Keys
    • 1.Ra7!
      • threat
        • 2.Rb8#
      • 1...Kd8
        • 2.Rb8#
      • 1...Kf8
        • 2.Rb8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(B);
      • Threat
        • R(B)
      • Vars
        • K(c);P-FLIGHT::R(B)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • R(C);
      • Threat
        • R(B)
      • Vars
        • K(c);P-FLIGHT::R(B)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • R(C);
      • Threat
        • R(B)
      • Vars
        • K(c);P-FLIGHT::R(B)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • R(C);XP(b)
      • Threat
        • R(B)
      • Vars
        • K(c);P-FLIGHT::R(B)
      • Refutation
        • R(d);XR(C)
  • Actual
    • R(C);
    • Threat
      • R(B)
    • Vars
      • K(c);P-FLIGHT::R(B)
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