MESON Chess Problem Database

Problem Display
PID: 234554 (2B5/3P3P/4Nk2/8/4K3/8/8/8 w - - 0 1)

Speckmann, Werner

Source?, 0000

2B5/3P3P/4Nk2/8/4K3/8/8/8

#2

5 + 1

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.d8Q+?
      • 1...Kf7
        • 2.h8S#
      • 1...Kg6!
  • Keys
    • 1.h8S!
      • threat
        • 2.d8Q#
        • 2.d8B#
      • 1...Kxe6
        • 2.d8Q#
      • 1...Ke7
        • 2.d8Q#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • P(C);CHECK
      • Vars
        • K(a);N_GUARD,P-FLIGHT::P=S
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • P(D);
    • Threat
      • P=Q
    • Vars
      • K(a);P-FLIGHT,XS(B)::P=Q
      • K(a);S_FLIGHT::P=Q
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