MESON Chess Problem Database

Problem Display
PID: 55180 (2K5/4p3/8/3kPp2/N4P2/1P1B2P1/2N5/8 w - - 0 1)

Pradignat, Emile Leonard

De Amsterdammer, 1896

2K5/4p3/8/3kPp2/N4P2/1P1B2P1/2N5/8

#2

8 + 3

SOLUTION

  • SOUND
  • Sets
    • 1...Kc6
      • 2.Sb4#
    • 1...Ke6
      • 2.Bc4#
  • Tries
    • 1.Kc7?
      • 1...Ke6
        • 2.Bc4#
      • 1...e6!
    • 1.Sb4+?
      • 1...Ke6
        • 2.Bc4#
      • 1...Kd4!
    • 1.Bf1?
      • 1...Kc6
        • 2.Sb4#
      • 1...Ke6
        • 2.Bc4#
      • 1...e6
        • 2.Bg2#
      • 1...Ke4!
    • 1.Bc4+?
      • 1...Kc6
        • 2.Sb4#
        • 2.Sd4#
      • 1...Ke4!
    • 1.Ba6?
      • 1...Kc6
        • 2.Sb4#
      • 1...Ke6
        • 2.Bc4#
      • 1...e6
        • 2.Bb7#
      • 1...Ke4!
  • Keys
    • 1.Be2!
      • 1...Ke4
        • 2.Sc3#
      • 1...Kc6
        • 2.Sb4#
      • 1...Ke6
        • 2.Bc4#
      • 1...e6
        • 2.Bf3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::S(A)
    • K(a);S_FLIGHT::B(C)
  • Tries
    • Try
      • K(H);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::B(C)
      • Refutation
        • P(c);
    • Try
      • S(A);CHECK
      • Vars
        • K(a);S_FLIGHT::B(C)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • B(C);
      • Vars
        • K(a);S_FLIGHT::S(A)
        • K(a);S_FLIGHT::B(C)
        • P(c);SBLOCK::B(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);CHECK
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);
      • Vars
        • K(a);S_FLIGHT::S(A)
        • K(a);S_FLIGHT::B(C)
        • P(c);SBLOCK::B(C)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • B(C);
    • Vars
      • K(a);S_FLIGHT::S(E)
      • K(a);S_FLIGHT::S(A)
      • K(a);S_FLIGHT::B(C)
      • P(c);SBLOCK::B(C)
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