MESON Chess Problem Database

Problem Display
PID: 249535 (8/6p1/6Qp/7K/2N5/8/8/2k2B2 w - - 0 1)

Speckmann, Werner

Deutsche Schachzeitung, 1979

8/6p1/6Qp/7K/2N5/8/8/2k2B2

#2

4 + 3

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kd1
      • 2.Qb1#
  • Tries
    • 1.Kg4?
      • 1...Kd1
        • 2.Qb1#
      • 1...h5+!
    • 1.Kh4?
      • 1...Kd1
        • 2.Qb1#
      • 1...h5!
  • Keys
    • 1.Bd3!
      • 1...Kd1
        • 2.Qg1#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(a);P-FLIGHT::QAR2(D)
  • Tries
    • Try
      • K(C);S_FLIGHT
      • Vars
        • K(a);P-FLIGHT::QAR2(D)
      • Refutation
        • P(b);CHECK
    • Try
      • K(C);P-FLIGHT
      • Vars
        • K(a);P-FLIGHT::QAR2(D)
      • Refutation
        • P(b);
  • Actual
    • B(A);
    • Vars
      • K(a);P-FLIGHT::QAR(D)
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