MESON Chess Problem Database

Problem Display
PID: 184225 (8/8/4P1R1/4KpP1/7B/7k/6RN/8 w - f5 0 1)

Dugas, Eugene Albert

The Problemist, 1980

8/8/4P1R1/4KpP1/7B/7k/6RN/8

#2

7 + 2

SOLUTION

  • SOUND
  • Sets
    • 1...Kxh4
      • 2.Rh6#
  • Tries
    • 1.Kf4?
      • 1...Kxh4
        • 2.Rh6#
      • 1...Kxg2!
    • 1.Kxf5?
      • 1...Kxh4
        • 2.Rh6#
      • 1...Kxg2!
  • Keys
    • 1.gxf5 ep!
      • 1...Kxh4
        • 2.Rh6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(a);OGATEB,P-FLIGHT,XB(C)::R(G)
  • Tries
    • Try
      • K(D);S_FLIGHT
      • Vars
        • K(a);OGATEB,P-FLIGHT,XB(C)::R(G)
      • Refutation
        • K(a);S_FLIGHT,XR(A)
    • Try
      • K(D);P-FLIGHT,XP(b)
      • Vars
        • K(a);OGATEB,P-FLIGHT,XB(C)::R(G)
      • Refutation
        • K(a);S_FLIGHT,XR(A)
  • Actual
    • P(E);EP,XP(b)
    • Vars
      • K(a);OGATEB,P-FLIGHT,XB(C)::R(G)
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