MESON Chess Problem Database

Problem Display
PID: 11731 (8/4Q3/4n3/1K2k3/4N3/3P4/6R1/8 w - - 0 1)

Gnilomedov, G

3rd Prize, Molot, 1971

8/4Q3/4n3/1K2k3/4N3/3P4/6R1/8

#2

5 + 2

3296 Shakhmatny zadachi miniaturi 1987

SOLUTION

  • SOUND
  • Sets
    • 1...Kd5
      • 2.Qd6#
    • 1...Kf5
      • 2.Qf6#
  • Tries
    • 1.Kc4?
      • threat
        • 2.Qf6#
      • 1...Kf5
        • 2.Qf6#
      • 1...Kf4!
    • 1.Rf2?
      • threat
        • 2.Qd6#
      • 1...Kd5
        • 2.Qd6#
      • 1...Kd4!
  • Keys
    • 1.Rg3!
      • 1...Kd4
        • 2.Qd6#
      • 1...Kf4
        • 2.Qf6#
      • 1...Kd5
        • 2.Qd6#
      • 1...Kf5
        • 2.Qf6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(a);N_SPINS(b),P-FLIGHT::QAR1(E)
  • Tries
    • Try
      • K(D);S_FLIGHT
      • Threat
        • QAB1(E)
      • Vars
        • K(a);N_SPINS(b),P-FLIGHT::QAR1(E)
      • Refutation
        • K(a);N_SPINS(b),S_FLIGHT
    • Try
      • R(A);
      • Threat
        • QAB1(E)
      • Vars
        • K(a);N_SPINS(b),P-FLIGHT::QAR1(E)
      • Refutation
        • K(a);N_SPINS(b),S_FLIGHT
  • Actual
    • R(A);
    • Vars
      • K(a);N_SPINS(b),S_FLIGHT::QAR2(E)
      • K(a);N_SPINS(b),P-FLIGHT::QAR1(E)
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