MESON Chess Problem Database

Problem Display
PID: 85805 (8/p7/K7/2B1k1P1/2B3Q1/8/8/8 w - - 0 1)

Speckmann, Werner

Probleemblad, 1968

8/p7/K7/2B1k1P1/2B3Q1/8/8/8

#2

5 + 2

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Bb6?
      • threat
        • 2.Bc7#
      • 1...Kd6
        • 2.Qe6#
      • 1...axb6!
  • Keys
    • 1.Bb5!
      • 1...Kd5
        • 2.Qf5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(C);
      • Threat
        • B(C)
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • P(b);XB(C)
  • Actual
    • B(A);
    • Vars
      • K(a);P-FLIGHT::QAR2(B)
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