MESON Chess Problem Database

Problem Display
PID: 278143 (6R1/3p3p/3PNk2/7P/3K2R1/8/8/8 w - - 0 1)

Ouellet, Charles

Die Schwalbe, 2024

6R1/3p3p/3PNk2/7P/3K2R1/8/8/8

#2

6 + 3

SOLUTION

  • SOUND
  • Sets
    • 1...dxe6
      • 2.Rf4#
      • 2.Rf8#
  • Tries
    • 1.Kd5?
      • threat
        • 2.Rf4#
        • 2.Rf8#
      • 1...Kf5
        • 2.Rf4#
      • 1...Kf7
        • 2.Rf8#
      • 1...dxe6+!
    • 1.R4g6+?
      • 1...Kf5
        • 2.Rf8#
      • 1...Kf7
        • 2.Sg5#
        • 2.Sd8#
        • 2.Rf8#
      • 1...hxg6!
    • 1.Re8?
      • threat
        • 2.Rf4#
      • 1...Kf5
        • 2.Rf4#
      • 1...dxe6
        • 2.Rf8#
      • 1...Kf7!
  • Keys
    • 1.Re4!
      • threat
        • 2.Rf8#
      • 1...Kf5
        • 2.Rf8#
      • 1...Kf7
        • 2.Rf8#
      • 1...dxe6
        • 2.Rf4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(A);P-FLIGHT
      • Threat
        • DUALS(2)
      • Vars
        • K(a);P-FLIGHT::R1(B)
        • K(a);P-FLIGHT::R1(F)
      • Refutation
        • P(b);CHECK,XS(E)
    • Try
      • R(B);CHECK
      • Vars
        • K(a);P-FLIGHT::R(F)
      • Refutation
        • P(c);XR(B)
    • Try
      • R(F);
      • Threat
        • R(B)
      • Vars
        • K(a);P-FLIGHT::R1(B)
        • P(b);SBLOCK,XS(E)::R(F)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • R(B);
    • Threat
      • R(F)
    • Vars
      • K(a);P-FLIGHT::R(F)
      • K(a);P-FLIGHT::R1(F)
      • P(b);SBLOCK,XS(E)::R(B)
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