MESON Chess Problem Database

Problem Display
PID: 277839 (2bK3B/1N6/4k3/8/8/Q7/4B3/8 w - - 0 1)

Hermidis, CA

To Mat, 1962

2bK3B/1N6/4k3/8/8/Q7/4B3/8

#2

5 + 2

15601 Albrecht-Leiss-Degener Collection 2024

SOLUTION

  • SOUND
  • Tries
    • 1.Qd3?
      • 1...Bxb7
        • 2.Qd7#
      • 1...Bd7
        • 2.Qxd7#
      • 1...Kf7!
  • Keys
    • 1.Qa4!
      • 1...Kd5
        • 2.Qc4#
      • 1...Kf5
        • 2.Qg4#
      • 1...Kf7
        • 2.Qe8#
      • 1...Bxb7
        • 2.Qd7#
      • 1...Bd7
        • 2.Qxd7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);
      • Vars
        • B(b);N_GUARD,XS(C)::QAB1(B)
        • B(b);N_GUARD::QAB1(B),XB(b)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • Q(B);
    • Vars
      • K(a);N_GUARD,S_FLIGHT::QAB1(B)
      • B(b);N_GUARD,XS(C)::QAB1(B)
      • B(b);N_GUARD::QAB1(B),XB(b)
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