MESON Chess Problem Database

Problem Display
PID: 218604 (5n2/K7/6B1/1k6/1B2N2R/1pR5/8/8 w - - 0 1)

Ernst, J

Charleston Sunday News, 1882

5n2/K7/6B1/1k6/1B2N2R/1pR5/8/8

#2

6 + 3

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Rc5+?
      • 1...Ka4
        • 2.Sc3#
      • 1...Kxb4!
    • 1.Rc7?
      • threat
        • 2.Sc3#
      • 1...Ka4
        • 2.Sc3#
      • 1...Kxb4!
    • 1.Rc8?
      • threat
        • 2.Sc3#
      • 1...Ka4
        • 2.Sc3#
      • 1...Kxb4!
  • Keys
    • 1.Rc4!
      • threat
        • 2.Sc3#
      • 1...Ka4
        • 2.Sc3#
      • 1...Kxc4
        • 2.Sc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(A);CHECK
      • Vars
        • K(b);S_FLIGHT::S(C)
      • Refutation
        • K(b);P-FLIGHT,XB(B)
    • Try
      • R(A);
      • Threat
        • S(C)
      • Vars
        • K(b);S_FLIGHT::S(C)
      • Refutation
        • K(b);P-FLIGHT,XB(B)
    • Try
      • R(A);
      • Threat
        • S(C)
      • Vars
        • K(b);S_FLIGHT::S(C)
      • Refutation
        • K(b);P-FLIGHT,XB(B)
  • Actual
    • R(A);
    • Threat
      • S(C)
    • Vars
      • K(b);S_FLIGHT::S(C)
      • K(b);S_FLIGHT,XR(A)::R(D)+S(C)
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