MESON Chess Problem Database

Problem Display
PID: 258557 (3b4/4R3/3p4/pK1kN3/8/5pr1/4N3/1B5b w - - 0 1)

Degener, Udo

Buletin Problemistic, 1987

3b4/4R3/3p4/pK1kN3/8/5pr1/4N3/1B5b

#2

5 + 7

15601 Albrecht-Leiss-Degener Collection 2022

SOLUTION

  • SOUND
  • Tries
    • 1.Sc6?
      • threat
        • 2.Sc3#
        • 2.Sf4#
        • 2.Ba2#
        • 2.Be4#
      • 1...Bxe7
        • 2.Sf4#
      • 1...Rg4
        • 2.Sc3#
      • 1...f2
        • 2.Sf4#
      • 1...fxe2!
  • Keys
    • 1.Sxf3!
      • threat
        • 2.Sc3#
        • 2.Sf4#
        • 2.Ba2#
        • 2.Be4#
      • 1...Rxf3
        • 2.Be4#
      • 1...Bxf3
        • 2.Ba2#
      • 1...Bxe7
        • 2.Sf4#
      • 1...Rg4
        • 2.Sc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);
      • Threat
        • DUALS(4)
      • Vars
        • B(g);XR(E)::S(B)
        • R(c);::S(B)
        • P(b);::S(B)
      • Refutation
        • P(b);XS(B)
  • Actual
    • S(D);XP(b)
    • Threat
      • DUALS(4)
    • Vars
      • R(c);XS(D)::B(A)
      • B(a);XS(D)::B(A)
      • B(g);XR(E)::S(B)
      • R(c);::S(B)
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