MESON Chess Problem Database

Problem Display
PID: 7756 (8/7K/8/5k2/B2Q4/3N4/8/8 w - - 0 1)

Krivenko, Valery Aleksinovich

3rd Comm., Phenix, 1993

8/7K/8/5k2/B2Q4/3N4/8/8

#2

4 + 1

5454 Near Snap 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Kg7?
      • 1...Ke6
        • 2.Qe5#
        • 2.Qd7#
      • 1...Kg5!
    • 1.Bd1?
      • threat
        • 2.Qe5#
      • 1...Kg5
        • 2.Qf4#
      • 1...Ke6!
  • Keys
    • 1.Be8!
      • 1...Kg5
        • 2.Qf4#
      • 1...Ke6
        • 2.Qe5#

Anticipated by 15390(1983)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(D);P-FLIGHT
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • B(B);
      • Threat
        • QAR1(C)
      • Vars
        • K(a);P-FLIGHT::QAB1(C)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • B(B);
    • Vars
      • K(a);P-FLIGHT::QAB1(C)
      • K(a);S_FLIGHT::QAR1(C)
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