MESON Chess Problem Database

Problem Display
PID: 10728 (8/5p2/8/5QN1/7k/B7/8/7K w - - 0 1)

Chepizhni, Viktor Ivanovich

Sp. HM., Shakhmatnaya Moskva, 1967

8/5p2/8/5QN1/7k/B7/8/7K

#2

4 + 2

3296 Shakhmatny zadachi miniaturi 1987
3813 300 Sachmatu Uzdaviniu 1991
5454 Near Snap 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Be7?
      • threat
        • 2.Qh3#
      • 1...Kg3
        • 2.Se4#
      • 1...Kh5
        • 2.Sxf7#
      • 1...f6!
  • Keys
    • 1.Bc1!
      • threat
        • 2.Qh3#
      • 1...Kg3
        • 2.Qf4#
      • 1...Kh5
        • 2.Sf3#

Anticipated by 114938(1898)

This anticipates 38878(1996)

FEATURES

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