MESON Chess Problem Database

Problem Display
PID: 267543 (8/8/8/8/5K2/5N1B/4k3/1R6 w - - 0 1)

Stojicevic, Bors

Politika, 1963

8/8/8/8/5K2/5N1B/4k3/1R6

#2

4 + 1

261 Mat 1980

SOLUTION

  • SOUND
  • Sets
    • 1...Kf2
      • 2.Rb2#
  • Tries
    • 1.Bg2?
      • 1...Kf2
        • 2.Rb2#
      • 1...Kd3!
    • 1.Ra1?
      • 1...Kf2
        • 2.Ra2#
      • 1...Kd3!
    • 1.Rd1?
      • threat
        • 2.Rd2#
      • 1...Kf2
        • 2.Rd2#
      • 1...Kxd1!
    • 1.Rh1?
      • 1...Kf2
        • 2.Rh2#
      • 1...Kd3!
    • 1.Rb3?
      • 1...Kf2
        • 2.Rb2#
      • 1...Kd1!
  • Keys
    • 1.Rc1!
      • 1...Kf2
        • 2.Rc2#
      • 1...Kd3
        • 2.Bf1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);N_GUARD,P-FLIGHT::R(A)
  • Tries
    • Try
      • B(C);
      • Vars
        • K(a);N_GUARD,P-FLIGHT::R(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(A);
      • Vars
        • K(a);N_GUARD,P-FLIGHT::R(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(A);
      • Threat
        • R1(A)
      • Vars
        • K(a);P-FLIGHT::R(A)
      • Refutation
        • K(a);S_FLIGHT,XR(A)
    • Try
      • R(A);
      • Vars
        • K(a);N_GUARD,P-FLIGHT::R(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(A);
      • Vars
        • K(a);N_GUARD,P-FLIGHT::R(A)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • R(A);
    • Vars
      • K(a);N_GUARD,P-FLIGHT::R(A)
      • K(a);N_GUARD,S_FLIGHT::B(C)
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