MESON Chess Problem Database

Problem Display
PID: 154346 (2N5/3p4/3B4/3k4/3N2P1/1R6/B5K1/8 w - - 0 1)

McWilliam, Robert C

Hlas l'udu, 1992

2N5/3p4/3B4/3k4/3N2P1/1R6/B5K1/8

#2

7 + 2

15393 McWilliam Scrapbook 2015
5454 Near Snap 2015

SOLUTION

  • SOUND
  • Tries
    • 1.Se2?
      • 1...Kc4
        • 2.Sb6#
      • 1...Kc6
        • 2.Rb6#
      • 1...Ke6
        • 2.Rf3#
      • 1...Ke4!
    • 1.Sf5?
      • 1...Kc4
        • 2.Sb6#
      • 1...Ke4
        • 2.Re3#
      • 1...Kc6
        • 2.Sfe7#
        • 2.Sce7#
        • 2.Rb6#
      • 1...Ke6!
    • 1.Sc6?
      • 1...Kc4
        • 2.Sb6#
      • 1...Kxc6
        • 2.Rb6#
      • 1...Ke6
        • 2.Rf3#
      • 1...dxc6
        • 2.Rb4#
      • 1...Ke4!
  • Keys
    • 1.Sc2!
      • 1...Kc4
        • 2.Sb6#
      • 1...Ke4
        • 2.Re3#
      • 1...Kc6
        • 2.Rb6#
      • 1...Ke6
        • 2.Rf3#

Anticipated by 33002(1863)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);
      • Vars
        • K(a);S_FLIGHT::S(G)
        • K(a);S_FLIGHT::R1(C)
        • K(a);S_FLIGHT::B(A)+R(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(D);
      • Vars
        • K(a);S_FLIGHT::S(G)
        • K(a);S_FLIGHT::R1(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(D);
      • Vars
        • K(a);S_FLIGHT::S(G)
        • K(a);S_FLIGHT,XS(D)::R1(C)
        • K(a);S_FLIGHT::B(A)+R(C)
        • P(b);SBLOCK,XS(D)::B(A)+R(C)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(D);
    • Vars
      • K(a);S_FLIGHT::S(G)
      • K(a);S_FLIGHT::R1(C)
      • K(a);S_FLIGHT::B(A)+R(C)
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