MESON Chess Problem Database

Problem Display
PID: 215652 (2K5/8/3P4/P2kB1Q1/P7/8/2B1PN2/8 w - - 0 1)

Popovski, Aleksandr

Sachova skladba, 2001

2K5/8/3P4/P2kB1Q1/P7/8/2B1PN2/8

#2

9 + 1

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Ke6
      • 2.Bb3#
  • Tries
    • 1.Bb3+?
      • 1...Kc6
        • 2.Qc1#
      • 1...Kc5!
    • 1.Qe3?
      • 1...Kc4
        • 2.Qd4#
      • 1...Kc6
        • 2.Be4#
      • 1...Ke6!
    • 1.Qf4?
      • 1...Kc6
        • 2.Qc4#
      • 1...Ke6
        • 2.Bb3#
      • 1...Kc5!
  • Keys
    • 1.Sd3!
      • 1...Kc4
        • 2.Qg8#
      • 1...Ke4
        • 2.Sb4#
      • 1...Kc6
        • 2.Qg2#
      • 1...Ke6
        • 2.Bb3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::B(A)
  • Tries
    • Try
      • B(A);CHECK
      • Vars
        • K(a);S_FLIGHT::QAR(G)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(G);
      • Vars
        • K(a);S_FLIGHT::QAR1(G)
        • K(a);S_FLIGHT::B(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(G);
      • Vars
        • K(a);S_FLIGHT::QAR2(G)
        • K(a);S_FLIGHT::B(A)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • S(C);
    • Vars
      • K(a);S_FLIGHT::QAB(G)
      • K(a);S_FLIGHT::B(A)+S(C)
      • K(a);S_FLIGHT::B(A)
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