MESON Chess Problem Database

Problem Display
PID: 228176 (6N1/3R1K2/8/5Ppk/8/6P1/5PP1/8 w - - 0 1)

Ouellet, Charles

Die Schwalbe, 2020

6N1/3R1K2/8/5Ppk/8/6P1/5PP1/8

#2

7 + 2

SOLUTION

  • SOUND
  • Tries
    • 1.Ke6?
      • 1...Kg4
        • 2.Sf6#
      • 1...g4!
    • 1.Kf6?
      • 1...g4
        • 2.Rh7#
      • 1...Kg4!
    • 1.f6?
      • 1...g4
        • 2.Rd5#
      • 1...Kg4!
  • Keys
    • 1.Rd5!
      • 1...Kg4
        • 2.Sf6#
      • 1...g4
        • 2.f6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(F);S_FLIGHT
      • Vars
        • K(b);S_FLIGHT::S(G)
      • Refutation
        • P(a);
    • Try
      • K(F);P-FLIGHT
      • Vars
        • P(a);SBLOCK::R(E)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • P(D);
      • Vars
        • P(a);OGATEB,SBLOCK::R(E)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • R(E);
    • Vars
      • K(b);S_FLIGHT::S(G)
      • P(a);SBLOCK::R(E)+P(D)
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Developed and maintained by Brian Stephenson.
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