MESON Chess Problem Database

Problem Display
PID: 203050 (8/5Q2/5P2/1R6/3N4/6k1/8/4K3 w - - 0 1)

Grebeshkov, Vladimir

Kozhakin, Vladimir Vladimirovich

Sachova skladba, 1990

8/5Q2/5P2/1R6/3N4/6k1/8/4K3

#2

5 + 1

SOLUTION

  • SOUND
  • Tries
    • 1.Rg5+?
      • 1...Kh2
        • 2.Qh5#
        • 2.Qh7#
      • 1...Kh3
        • 2.Qh5#
        • 2.Qh7#
      • 1...Kh4
        • 2.Qh5#
      • 1...Kf4!
    • 1.Qg6+?
      • 1...Kh2
        • 2.Rh5#
      • 1...Kh3
        • 2.Rh5#
      • 1...Kh4
        • 2.Rh5#
      • 1...Kf4!
  • Keys
    • 1.Qh5!
      • 1...Kg2
        • 2.Rg5#
      • 1...Kf4
        • 2.Qf3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(C);CHECK
      • Vars
        • K(a);S_FLIGHT::QAR1(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(E);CHECK
      • Vars
        • K(a);S_FLIGHT::R(C)
        • K(a);P-FLIGHT::R(C)
        • K(a);S_FLIGHT::R1(C)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • Q(E);
    • Vars
      • K(a);P-FLIGHT::R(C)
      • K(a);S_FLIGHT::QAR1(E)
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